CN216168688U

CN216168688U - Medical driven and passive ankle pump exercise device

Info

Publication number: CN216168688U
Application number: CN202122520944.XU
Authority: CN
Inventors: 马晴; 许贤荣
Original assignee: Jiangsu Province Hospital First Affiliated Hospital Of Nanjing Medical University
Current assignee: Jiangsu Province Hospital First Affiliated Hospital Of Nanjing Medical University
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-04-05
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a medical driven and passive ankle pump exercising device which comprises: the device comprises a base plate, two pedals, a power set, an eccentric shaft, a fixed set, a plurality of binding sets and an elastic connecting piece; the two pedals are hinged with a plurality of hinged frames protruding from the upper surface of the front half section of the base plate side by side, the eccentric shafts are erected by the supports on the two sides of the rear half section of the base plate, the eccentric shafts can spin on the supports, the power set is arranged on the side surface of the supports to drive the eccentric shafts to rotate, the fixed set is adjustably connected with the rear end of the base plate, a plurality of binding sets are arranged on the base plate and the two pedals, one end of the elastic connecting piece is connected to the free end of each pedal, and the other end of the elastic connecting piece is connected to the upper surface of the base plate; the advantages are that: two exercise modes of passive and passive exercise can be performed for patients with and without voluntary exercise ability.

Description

Medical driven and passive ankle pump exercise device

Technical Field

The utility model relates to ankle pump exercise, in particular to a medical driven and passive ankle pump exercise device.

Background

In various hospitals, patients who are frequently unconscious for a long time and lie in bed for a long time often have influence on future rehabilitation due to the fact that feet do not move for a long time, and thrombus is possibly generated more seriously, so that the ankle pump movement mode is generally adopted to promote blood circulation and lymph backflow of lower limbs, the functional recovery of patients lying in bed for a long time and after operation is assisted, the patients who are unconscious and paralyzed and rest in bed cannot move independently, manual help of medical care personnel is needed, a large amount of manpower is occupied, and medical care burden is increased; however, for patients who can do autonomous movement, the recovery effect achieved by autonomous movement is the best, but most ankle pump exercise products in the market can only achieve one function, when facing patients with different physical states, if different devices are needed to do exercise, the workload of medical staff is increased, and the cost for purchasing equipment is also increased; meanwhile, the wounds of the feet of some patients are different, the moving speed and the amplitude of the feet of some patients cannot be too high, but some patients need to swing greatly and move quickly to perform recovery exercise.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is that one device needs to have the functions of passive movement and easy driven movement aiming at different patient requirements, but few devices with two functions simultaneously exist in the prior art; aiming at the technical problem, the medical driven and passive ankle pump exercising device comprises a base plate, two pedals, a power set, an eccentric shaft, a fixed set, a plurality of binding sets and an elastic connecting piece, wherein the two pedals are arranged on the base plate; the two pedals are hinged with a plurality of hinged frames protruding from the upper surface of the front half section of the base plate side by side, the eccentric shafts are erected by the supports on the two sides of the rear half section of the base plate, the eccentric shafts can spin on the supports, the power set is arranged on the side surface of the supports to drive the eccentric shafts to rotate, the fixed set is adjustably connected with the rear end of the base plate, a plurality of binding sets are arranged on the base plate and the two pedals, one end of the elastic connecting piece is connected to the free end of each pedal, and the other end of the elastic connecting piece is connected to the upper surface of the base plate;

the eccentric shaft has five sections, the first section, the third section and the fifth section have the same axial lead and are the original axial lead, and the axial leads of the second section and the fourth section are on the same plane and are respectively arranged at two sides of the original axial lead; the second section and the fourth section are detachably connected with other three sections, and the eccentric distance is adjustable; two connecting rods 41 connect the second section with the left pedal and the fourth section with the right pedal, respectively.

The technical scheme of the utility model is as follows: can be to there being autonomic exercise ability and not having the patient of autonomic exercise to carry out two kinds of exercise modes of driven and passive exercise, through adjustable's eccentric shaft, can adjust the range of ankle pump motion, the speed of ankle pump motion can be adjusted to the motor.

Preferably, the hinge frame is horizontally provided with a waist-shaped hole, a hinge shaft at the lower end of the side surface of the pedal is matched with the waist-shaped hole, two compression springs are arranged at two sides of the hinge shaft, one end of each compression spring is connected with the arc-shaped hole wall of the waist-shaped hole, the other end of each compression spring is connected with a block body, and the block body is contacted with the hinge shaft; the heel can move forward when the ankle pump moves, and the hole of hinge bracket is seted up into waist shape and is for giving articulated department a degree of freedom, sets up the spring and can automatic re-setting in order to let the articulated shaft after the displacement.

Preferably, the base plate is provided with two soft pads which are positioned between the hinged frame and the base plate; several bind the group and set up in the both sides of cushion, and the cushion pad is below the shank, makes the shank comfortable simultaneously also can be with shank pad higher a bit, more conveniently do the ankle pump motion.

The power pack includes: the motor is arranged on the outer edge of the left side bracket, one section of the belt is sleeved on the motor, and the other end of the belt is sleeved on the upper eccentric shaft; the motor has the advantages of simple structure, easy manufacture, convenient installation and maintenance and lower cost, and can be installed on the base plate without erecting the motor.

Preferably, in the technical solution of the present invention, the fixed group includes: the upper surface of the rod is provided with a plurality of teeth along the length direction in an array mode, one end of the rod is connected with the pipe clamp, the other end of the rod is inserted into a hole formed in the rear end face of the base plate, the tooth face faces upwards, the switch is arranged above the hole opening, and the telescopic length of the rod is controlled; when the device moves, the device needs to be connected with a bed tail rail, and the surface avoiding device moves on the bed; in addition, the height of each patient is different, and the distance between the feet and the bed tail is also different, so that the height of each patient needs to be adjustable.

Preferably, the elastic connecting piece is detachably connected with the base and the pedal, so that the elastic connecting pieces with different force can be replaced according to the needs of patients, meanwhile, in a passive state, the elastic connecting pieces can be removed, the elastic connecting pieces are installed in a passive state, the phenomenon that the elastic connecting pieces are connected on the elastic connecting pieces and then move passively for a long time is avoided, and the elastic connecting pieces made of some materials lose part of elasticity.

Preferably, the connecting rod is hinged with the eccentric shaft and the pedal, and only when the connecting rod is hinged with the eccentric shaft, the connecting rod can continue to work after the eccentric shaft rotates for a circle, otherwise the connecting rod can be clamped, and the connecting rod is hinged with the pedal to enable the pedal to have a certain degree of freedom and to swing.

Compared with the prior art, the utility model has the following advantages:

1. according to the technical scheme, the motor and the first section of the eccentric shaft are connected through the belt, the motor rotates to drive the pedal connected to the eccentric shaft to realize passive movement, and the ankle pump of a patient incapable of autonomous movement is assisted to move; the motor is turned off, the elastic connecting piece is connected with the pedal and the base, and the patient with the autonomous movement ability can tread or hook the pedal by both feet to realize the driven movement.

2. According to the technical scheme, the movement angle is changed by adjusting the eccentric distance between the second section and the fourth section of the eccentric shaft, and the adjustment of the movement speed during passive movement is realized through the motor.

Drawings

Fig. 1 is a bottom left perspective view of a medical slave and passive ankle pump exercise device in use.

Fig. 2 is a bottom right perspective view of a medical slave and passive ankle pump exercise device in use.

Fig. 3 is a perspective view of the eccentric shaft.

Fig. 4 is an enlarged perspective view of a portion a in fig. 2.

Fig. 5 is a side plan view.

Fig. 6 is a rear side view.

Fig. 7 is a partial cross-sectional view of the switch in the stationary group.

Fig. 8 is a perspective view of the connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described in detail below with reference to fig. 1 to 8 in the embodiments of the present invention.

It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements can be communicated with each other, so that the specific meaning of the terms in the utility model can be understood by those skilled in the art.

Example 1

As shown in fig. 1, a medical slave and passive ankle pump exercise device, comprising: the device comprises a base plate 1, two pedals 2, a power group 3, an eccentric shaft 4, a fixed group 5, a plurality of binding groups 6 and an elastic connecting piece 7; two footboard 2 are articulated with several articulated framves 11 that half section upper surface is outstanding in the front of base plate 1 side by side, the support 12 of half section both sides behind base plate 1 puts up eccentric shaft 4, eccentric shaft 4 can spin on support 12, power group 3 sets up and drives eccentric shaft 4 rotation in support 12 side, fixed group 5 is connected with base plate 1 rear end adjustable, a plurality ofly bind group 6 and set up on base plate 1 and two footboard 2, elastic connection 7 one end is connected on the free end of footboard 2, the upper surface at base plate 1 is connected to the other end.

As shown in fig. 5, two through grooves are formed in the base 1 at the bottom of the pedal 2 and located between two adjacent hinge frames 11, the feet of some patients are large, the heels can be rubbed during movement, and the grooves are formed to avoid the friction between the heels of the patients and the base plate.

As shown in FIG. 1, a bearing is arranged on the fifth section of the eccentric shaft 4 which is erected on the left bracket to reduce the friction force when the eccentric shaft rotates, and a bearing can also be arranged on the right bracket to reduce the friction force.

As shown in figure 1, the elastic connecting piece 7 can be formed by a spring, an elastic rope and an elastic belt, the elastic belt is adopted in the utility model, and the front end and the rear end of the elastic belt 7 are bent and overlapped to form a sleeve head.

As shown in fig. 3, the eccentric shaft 4 has five sections, the first section, the third section and the fifth section are concentric, and the axial lines of the second section and the fourth section are on the same plane; the first section is divided into a baffle, a belt matching surface, a shaft body and a track ring, the appearance of the track ring is waist-shaped, the diameters of the front end and the rear end of the second section are equal to the width of a chute of the track ring, section external threads are respectively arranged on the outer surfaces of the small-diameter bodies at the front end and the rear end, the front end of the second section is inserted into the track ring of the first section, and then a nut with proper size is matched and screwed with the external threads, so that the second section is connected with the first section; a track ring with the same size as the first section is vertically arranged at the front end and the rear end of the third section, the directions of the two track rings are opposite, the rear end of the second section is matched with the track ring at the front end of the third section, and a nut is matched with the external thread for screwing; the fourth section is matched with the third section and the fifth section in the same way; the distance between the two sections of eccentricity can be adjusted by changing the matching positions of the second section and the fourth section with the track ring; thereby achieving the purpose of changing the motion amplitude of the ankle pump; and the surfaces between the second section and the fourth section are respectively provided with a ring groove.

As shown in fig. 1 and 8, two connecting rods 41 connect the second section with the left pedal, the fourth section with the right pedal, respectively, one end of the connecting rod is welded with a circular sleeve, the circular sleeve is sleeved on the second section and the fourth section of the eccentric shaft 4, and the circular sleeve is clamped into the circular grooves formed on the surfaces of the second section and the fourth section, so as to prevent the ring sleeve from sliding left and right on the circular sleeve.

As shown in fig. 2 and 4, three hinge frames 11 are arranged side by side on a base plate 1, the thickness of the middle hinge frame 11 is large, two pedals 2 need to be erected at the same time, a waist-shaped hole 11-1 is horizontally formed in the hinge frame 11, a hinge shaft 21 at the lower end of the side surface of each pedal 2 is matched with the waist-shaped hole 11-1, two compression springs 22 are arranged on two sides of the hinge shaft 21, one end of each compression spring 22 is welded with the arc-shaped hole wall of the waist-shaped hole 11-1, each compression spring 22 is fixed to prevent the spring from falling off, a block 23 is welded at the other end of each compression spring, one side of each block 23 is a square block and is made into an arc shape, the arc-shaped surface of each block 23 is attached to the surface of the hinge shaft 21 to be contacted, groove rails are formed in the upper groove wall and the lower groove wall of each waist-shaped hole 11, and two planes, in which the block 23 is contacted with the waist-shaped hole wall, are provided with convex blocks matched with the groove rails, so that the block slippage is avoided.

As shown in fig. 2, two cushions 13 are arranged on the base plate 1, the cushions can be air cushions or cotton cushions, and are positioned between the hinge frame 11 and the base plate 1, and the pedals 2 can also be provided with the cushions 13 for cushioning; the four binding groups 6 are respectively arranged on two sides of the two cushions and the two pedals and used for fixing the legs and the feet of the patient, and each binding group is provided with at least one binding band.

As shown in fig. 5, the power pack 3 includes: a motor 31 and a belt 32, wherein a plate body extends outwards from the right side bracket of the base plate 1, and the motor 31 is arranged on the extended plate body and can be installed by adopting a screw; the belt 32 is partly overlapped on motor 31 turns round, another pot head is on the belt fitting surface of eccentric shaft 4 first section, control circuit extends to inside the left support, motor 31's control button installs on the support side on the left, a plurality of control button control motor 31's rotational speed respectively, provide different velocities of motion to different patients, set up a shell in the outer end of belt, avoid touch carelessly, cause personnel's injury, with the thick a bit of base plate preparation, set up the groove in 1 below on the base plate, install the battery and go to supply power for the motor.

As shown in fig. 6, two structurally identical fixed groups 5 comprise: the device comprises a rectangular rod 51, pipe clamps 52, a switch 53 and a rectangular hole 54, wherein the rectangular rod 51 is made of metal, a plurality of teeth are arranged on the upper surface of the rod 51 in an array mode along the length direction, one end of the rod 51 is connected with the pipe clamps 52, the other end of the rod 51 is inserted into the rectangular hole 54 formed in the rear end face of the base plate 1, the two rectangular holes 54 are formed on the left side and the right side, and the tooth faces face upwards.

As shown in figure 7, the switch 53 comprises a pressing plate, a hinge shaft and a second compression spring, wherein a groove is formed above the rectangular hole 54, the front end of the groove is communicated with the rectangular hole, the bottom of the groove is reserved at the rear end of the groove to serve as a supporting point, a convex block is arranged on the bottom surface of the front end of the pressing plate and matched with teeth on the rod 51, the hinge shaft transversely penetrates through the pressing plate and is inserted into two sides of the groove wall, the pressing plate moves through a hinge shaft lever, the second compression spring is arranged below the bottom of the rear end of the pressing plate and abuts against the rear end of the pressing plate, the convex block on the bottom surface of the front end of the pressing plate clamps the teeth on the rod 51 to limit the stretching of the rod, fingers press the rear end of the upper pressing plate, the lever of the pressing plate tilts, the convex block is separated from the groove between the clamping teeth, and the rod can freely stretch.

As shown in fig. 6, the pipe clamp 52 is formed by hinging and matching one edge of two semi-circular sheets through a shaft, the bottom end of the shaft is fixed with the end of the rod, and the free edges of the two semi-circular sheets are matched and fixed through nuts and nuts.

As shown in fig. 1 and 6, the top ends of the two pedals 2 are respectively provided with a vertical hook, the vertical hook is in an L shape, the short edge is vertically connected to the pedal 2, the free end of the long edge is vertically connected with a block downwards to prevent the elastic band 7 from falling off, the edge of the upper surface of the rear end of the base plate 1 is also provided with two same vertical hooks, the vertical hooks on the pedal and the vertical hooks on the base plate are in one-to-one correspondence, and the two ends of the elastic band 7 are respectively sleeved on the vertical hooks of the base plate 1 and the pedal 2.

A method of using a medical slave and passive ankle pump exercise device of this embodiment is as follows: after the distance between the second section and the fourth section of the eccentric shaft 4 is adjusted, the device is regulated on a railing at the tail end of an upper sickbed through a fixing group 5, the rear end of a switch pressing plate of the fixing groups at the two sides is pressed at the same time, the telescopic length of the rod 51 is adjusted, the pressing plate is loosened after the length is adjusted to be proper, and the rod 51 is clamped by a convex block; for the patient who can not exercise independently, the medical staff passes the feet of the patient through the eccentric shaft 4, the feet of the patient are respectively placed on one pedal, and the two legs and the two feet are bound by the binding belt group 6; clicking a starting button on the left bracket to start the motor 31, driving the belt by the motor 31, driving the eccentric shaft 4 to rotate by the belt, and adjusting the rotating speed of the motor 31 according to the condition of the patient; to some patients that can independently take exercise, medical personnel bind the patient and fix both legs and both feet on the device, overlap elastic webbing 7 on the standing hook of base 1 and footboard 2, guarantee that the motor is in the off-state, because be the reason of eccentric shaft, the patient steps on footboard 2 on one side, footboard 2 on the other side will be driven the platform and get up, perhaps the foot is colluded up on one side, another foot will be pulled down, elastic webbing 7 has given a reverse acting force when the foot upwards colludes, elastic webbing 7 that can the patient's situation is with changing different elastic webbing 7.

The above embodiments are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited thereby, and any modifications made on the basis of the technical scheme according to the technical idea of the present invention fall within the protection scope of the present invention.

Claims

1. A medical driven and passive ankle pump exercise device, characterized in that: comprises a base plate (1), two pedals (2), a power group (3), an eccentric shaft (4), a fixed group (5), a plurality of binding groups (6) and an elastic connecting piece (7); the two pedals (2) are hinged with a plurality of hinged frames (11) protruding from the upper surface of the front half section of the base plate (1) side by side, the eccentric shafts (4) are erected by the supports (12) on the two sides of the rear half section of the base plate (1), the eccentric shafts (4) can spin on the supports (12), the power set (3) is arranged on the side surface of each support (12) to drive the eccentric shafts (4) to rotate, the fixing set (5) is connected with the rear end of the base plate (1) in an adjustable manner, the binding sets (6) are arranged on the base plate (1) and the two pedals (2), one end of the elastic connecting piece (7) is connected to the free end of each pedal (2), and the other end of the elastic connecting piece is connected to the upper surface of the base plate (1);

the eccentric shaft (4) has five sections, the first section, the third section and the fifth section have the same axial lead and are the original axial lead, and the axial leads of the second section and the fourth section are on the same plane and are respectively arranged at two sides of the original axial lead; the second section and the fourth section are detachably connected with other three sections, and the eccentric distance is adjustable; two connecting rods (41) respectively connect the second section with the left pedal and the fourth section with the right pedal.

2. A medical driven and passive ankle pump exercise device according to claim 1, wherein: a waist-shaped hole (11-1) is horizontally formed in the hinged frame (11), a hinged shaft (21) at the lower end of the side face of the pedal (2) is matched with the waist-shaped hole (11-1), two compression springs (22) are arranged on two sides of the hinged shaft (21), one end of each compression spring is connected with the arc-shaped hole wall of the waist-shaped hole (11-1), the other end of each compression spring is connected with a block body (23), and the block bodies are in contact with the hinged shaft (21).

3. A medical driven and passive ankle pump exercise device according to claim 1, wherein: the base plate is provided with two soft pads (13) which are positioned between the hinged frame (11) and the base plate (1); several binding groups (6) are arranged on both sides of the cushion.

4. A medical driven and passive ankle pump exercise device according to claim 1, wherein: the power pack (3) comprises: the motor (31) is installed on the outer edge of the left side support (12), one section of the belt (32) is sleeved on the motor (31), and the other end of the belt is sleeved on one end of the upper eccentric shaft (4).

5. A medical driven and passive ankle pump exercise device according to claim 1, wherein: the fixed group (5) comprises: the telescopic handle comprises a rod (51), pipe clamps (52), a switch (53) and holes (54), wherein a plurality of teeth are arranged on the upper surface of the rod (51) in an array mode along the length direction, one end of the rod (51) is connected with the pipe clamps (52), the other end of the rod (51) is inserted into the holes (54) formed in the rear end face of the base plate (1), the surfaces of the teeth face upwards, the switch (53) is arranged above the hole opening, and the telescopic length of the rod (51) is controlled.

6. A medical driven and passive ankle pump exercise device according to claim 1, wherein: the elastic connecting piece (7) is detachably connected with the base plate (1) and the pedal (2).

7. A medical driven and passive ankle pump exercise device according to claim 1, wherein: two ends of the connecting rod (41) are respectively hinged with the eccentric shaft (4) and the pedal (2).