Portable unconscious patient foot training device
Technical Field
The invention relates to a foot training device, in particular to a portable foot training device for unconscious patients.
Background
In the current medical treatment field, a plurality of emergency patients in a coma state and losing self consciousness exist, the patients easily form foot drop and even cause venous thrombosis under the continuous unconscious state, so that the normal walking of the patients after healing is seriously influenced, the current medical treatment proposal adopts T-shaped shoes to fix the soles of the patients, but the ankle joints of the patients cannot be moved, and the symptoms of foot drop can only be delayed and slightly lightened, so the patients need to be prevented during the period of lying in bed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the portable unconscious patient foot training device which is convenient to carry, simple to operate, safe and reliable, stable in operation, small in occupied space and beneficial to assisting medical staff and family members of patients in using the device.
The technical scheme includes that the portable unconscious patient foot training device comprises a box body and a box cover, wherein the box body comprises a lower box body and an upper box body, a transmission device is arranged on the inner bottom plane of the lower box body and is positioned in the center position;
The limiting bearing seat of the bottom plane in the lower box body is provided with a limiting bearing matched with the limiting step, and the direction-changing transmission rod is limited by the matching of the two limiting bearings and the limiting step; the two ends of the direction-changing transmission rod in the length direction are provided with driving devices for driving the patient to move in steps;
The driving device comprises a rotary table connected with one end of a turning transmission rod, wherein the outer surface of the rotary table is provided with a first round convex column which is formed outwards, a first connecting rod which can rotate is arranged on the first round convex column along the length direction of the first round convex column, one end of the first connecting rod, which is far away from the first round convex column, is provided with a second connecting rod chute seat, and the bottom plane inside the lower box body is provided with a guide hole which is in sliding fit with the second connecting rod along the horizontal direction;
One end, far away from the first connecting rod, of the second connecting rod is provided with a rotatable third connecting rod, one end, far away from the second connecting rod, of the third connecting rod is rotationally connected with a fourth connecting rod, an arc chute seat is arranged on the bottom plane inside the lower box body, two arc seats are symmetrically arranged at the upper end of the arc chute seat, arc chutes are arranged on the arc seats, the fourth connecting rod is connected with the third connecting rod through guide pins, and the two ends, exposed along the length direction, of the guide pins are respectively in sliding fit with the arc chutes;
One end of the fourth connecting rod along the length direction and far away from the third connecting rod is provided with a rotatable pedal; the upper end of the upper box body is provided with a mounting plane at one side in the width direction, two pedal support seats are arranged on the mounting plane, one surface of each pedal is provided with an outwardly extending mounting boss, the mounting boss extends between the two pedal support seats and rotationally connects the pedal with the pedal support seats through a pin shaft, and the pedal is also provided with a plurality of tightening belts for fixing soles of patients.
The technical scheme of the invention is as follows:
The portable unconscious patient foot training device has the advantages that the speed reducing motor is controlled by the PLC delay control device to start and stop, the start and stop interval is set to be 10s, and the motor is controlled by the PLC delay control device to be more accurate, so that the device is easier for operators to use.
The portable unconscious patient foot training device has the advantages that the rated rotation speed of the gear motor is 30rpm, the reduction ratio is 5, the lower running speed is more suitable for the movement of the foot of the patient, and the vibration of the motor during running is reduced, so that the whole device is more stable during running.
According to the portable unconscious patient foot training device, the circumference of the rotation track of the axis of the first circular convex column on the turntable is 2 times of the arc length of the arc-shaped chute, the set parameters enable the turntable to rotate for one circle, and then the pedal is pressed forwards and pulled backwards once, so that the whole structure is more exquisite, and the use of other unnecessary devices is reduced.
The portable unconscious patient foot training device has the advantages that the pedal plate rotates by taking the axle center of the boss pin hole as the rotation axle center, the included angle alpha between the pedal plate and the vertical surface is 30 degrees when the pedal plate is pressed forwards, the included angle beta between the pedal plate and the vertical surface is 30 degrees when the pedal plate is pulled backwards, and the accurate angle control ensures that the foot of the patient is more comfortable during training.
The upper end face of the upper box body is provided with the sponge cushion placing groove, the pedal placing groove and the remote controller placing groove, the sponge cushion is arranged in the sponge cushion placing groove, and the PLC remote controller is arranged in the remote controller placing groove, so that the storage is more convenient, and the remote controller is easy to carry;
According to the portable unconscious patient foot training device, the fluff warm cushion or the cool cushion is stuck on the front surface of the pedal through the hook surface of the magic tape, and the warm cushion or the cool cushion is stuck on the surface of the pedal, so that a patient can feel more comfortable in the winter foot-saving part in summer, and an operator can change the pedal surface cushion more conveniently through the magic tape.
The portable unconscious patient foot training device has the advantages that the clamping ring on the back of the pedal is provided with the tightening belt, so that the foot of the patient is fixed on the pedal through the tightening belt, the portable unconscious patient foot training device can adapt to various foot shapes, and the tightening belt is in soft contact, so that the abrasion of the foot of the patient is reduced.
The portable unconscious patient foot training device is characterized in that the connecting end surface of the foam-rubber cushion placing groove and the boss is provided with the arc-shaped groove which is downwards formed, so that the device is more in line with the motion trail of the foot of a human body, and discomfort to the patient is avoided.
The invention has the beneficial effects that through the technical scheme of the invention, when a patient needs to train feet, the box cover is opened and the power supply is connected, and the remote controller is used for controlling the PLC delay control device, so that the operation of the invention is simpler, the PLC delay control device is used for controlling the gear motor, the time control of the patient during the foot training is more accurate, and the upper end surface of the upper box body is provided with the foam-rubber cushion placing groove, the pedal placing groove and the remote controller placing groove, thereby being more convenient to store and easy to carry. The pedal plate rotates by taking the axle center of the pin hole of the boss as the rotation axle center, the included angle alpha between the pedal plate and the vertical surface is 30 degrees when the pedal plate is pressed forwards, the included angle beta between the pedal plate and the vertical surface is 30 degrees when the pedal plate is pulled backwards, the accurate angle control ensures that the feet of a patient are more comfortable during training, the arranged guide plug can ensure that the rectangular rod slides normally up and down, the front surface of the pedal plate is adhered with a fluff warm cushion or a cool cushion through the hook surface of the magic tape, the surface of the pedal plate is adhered with the warm cushion or the cool cushion, the foot-saving part of the patient can be more comfortable in summer and winter, through the magic subsides, can make things convenient for the operator to change running-board surface mat in winter festival in summer more, the snap ring at running-board back is equipped with and tightens the area, makes patient's foot be fixed in on the running-board through tightening the area, can adapt to various different foot shapes, and tightens the soft contact of area, has reduced patient's foot's wearing and tearing, and the foam-rubber cushion standing groove is equipped with down fashioned arc recess with boss connection terminal surface, more accords with the motion trail of human foot to avoid causing the discomfort to the patient.
Drawings
FIG. 1 is a view showing the overall appearance of the present invention;
FIG. 2 is a front view of the front pressure state case body of the present invention;
FIG. 3 is a cross-sectional view of B-B in FIG. 2;
FIG. 4 is a top view of the front pressure state case body of the present invention;
FIG. 5 is a cross-sectional view of A-A of FIG. 4;
Fig. 6 is a sectional view of the storage state of the present invention;
FIG. 7 is a view showing the construction of the upper case of the present invention after the upper case is disassembled;
FIG. 8 is a front view of the upper case of the present invention in a front pressed state after the upper case is disassembled;
FIG. 9 is a front view of the upper case of the present invention in a rear pulled state after the upper case is disassembled;
The PLC control device comprises a 1-PLC control device, a 2-speed reducing motor, a 3-turning rotating rod, 301-limiting steps, 4-limiting bearing seats, 401-limiting bearings, 5-turntables, 501-first round convex columns, 6-first connecting rods, 7-second connecting rods, 8-second connecting rod sliding chute seats, 801-guide holes, 9-arc-shaped sliding chute seats, 10-third connecting rods, 11-fourth connecting rods, 111-guide pins, 12-pedals, 121-installation bosses, 122-tightening belts, 13-installation planes, 14-pedal support seats, 15-sponge cushion placing grooves, 151-arc-shaped surface grooves, 16-pedal placing grooves, 17-remote controller placing grooves and 171-PLC remote controllers.
Detailed Description
The following describes the technical solution in the embodiment of the present invention in detail with reference to the drawings in the embodiment of the present invention.
The PLC controller, the gear motor and the bearing are existing products.
It is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific 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 explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or communicating between two members, and the specific meaning of the terms in the present invention will be understood by those skilled in the art in specific terms.
Example 1
The portable unconscious patient foot training device comprises a box body and a box cover, wherein the box body comprises a lower box body and an upper box body, and a transmission device is arranged at the center of the bottom plane inside the lower box body, the transmission device comprises a PLC delay control device 1 arranged on the bottom plane of the lower box body, a gear motor 2 arranged on the bottom plane inside the lower box body, a turning transmission rod 3 is arranged in an output shaft of the gear motor 2, and limit steps 301 are symmetrically arranged on the turning transmission rod 3 along the length direction of the turning transmission rod;
The limiting bearing seat 4 of the bottom plane in the lower box body is provided with a limiting bearing 401 matched with the limiting step 301, and the two limiting bearings 401 are matched with the limiting step 301 so as to limit the direction-changing transmission rod 3;
The driving device comprises a rotary table 5 connected with one end of a turning transmission rod 3, wherein the outer surface of the rotary table 5 is provided with a first round convex column 501 which is formed outwards, the first round convex column 501 is provided with a first connecting rod 6 which can rotate along the length direction of the first round convex column, one end of the first connecting rod 6, which is far away from the first round convex column 501, is provided with a second connecting rod 7, the bottom plane inside the lower box body is provided with a second connecting rod chute seat 8, and the upper end of the second connecting rod chute seat 8 is provided with a guide hole 801 which is in sliding fit with the second connecting rod 7 along the horizontal direction;
A rotatable third connecting rod 10 is arranged at one end, far away from the first connecting rod 6, of the second connecting rod 7, an arc-shaped chute seat 9 is arranged on the bottom plane inside the lower box body, where a fourth connecting rod 11 is rotatably connected, of the third connecting rod 10, two arc-shaped chute seats are symmetrically arranged at the upper end of the arc-shaped chute seat 9, arc-shaped chutes are arranged on the arc-shaped seats, the fourth connecting rod 11 is connected with the third connecting rod 10 through a guide pin 111, and two ends, exposed in the length direction, of the guide pin 111 are respectively in sliding fit with the arc-shaped chutes;
The fourth connecting rod 11 is provided with a rotatable pedal plate 12 along the length direction thereof and at one end far away from the third connecting rod 10; the foot pedal 12 is also provided with a plurality of tightening belts 122 for fixing soles of patients, the feet of the patients are fixed on the foot pedals through the tightening belts, the foot pedal support device can adapt to various foot shapes, the tightening belts are in soft contact, and the abrasion of the feet of the patients is reduced.
The speed reducing motor 2 is controlled by the PLC delay control device 1 to start and stop, and the start and stop interval is set to be 10s.
The rated rotation speed of the gear motor 2 is 30rpm, and the reduction ratio is 5. The circumference of the rotation track of the axle center of the convex column 501 on the turntable 5 is 2 times of the arc length of the arc-shaped chute.
The pedal plate 12 rotates with the pin hole axis of the mounting boss 121 as the rotation axis, the included angle alpha between the pedal plate 12 and the vertical surface is 30 degrees when the pedal plate is pressed forwards, and the included angle beta between the pedal plate 12 and the vertical surface is 30 degrees when the pedal plate is pulled backwards. The front of the pedal plate 12 is adhered with a fluff warm cushion or a cool cushion through a hook surface of the magic tape, so that a patient can feel more comfortable in the winter and summer, and an operator can conveniently replace the pedal plate surface cushion in the winter and summer through the magic tape.
The upper end face of the upper box body is provided with a foam cushion placing groove 15, a pedal placing groove 16 and a remote controller placing groove 17, a foam cushion is arranged in the foam cushion placing groove 15, a PLC remote controller 171 is arranged in the remote controller placing groove 17, and an arc-shaped surface groove 151 formed downwards is formed in the end face, connected with the installation plane 13, of the foam cushion placing groove 15.
When a patient needs foot training, a box cover is opened, a fourth connecting rod is lifted, a pedal and corresponding bolt nuts are taken out from a pedal placing groove, the pedal and a pedal supporting seat of an upper box body are fixed through the bolt nuts, the pedal and the fourth connecting rod are connected through the bolt nuts, a power supply is connected, two lower legs of the patient are respectively placed on a foam-rubber cushion in a foam-rubber cushion placing groove, the height of the foam-rubber cushion is adjusted, the ankle height is kept consistent with the height of the pedal supporting seat, the foot of the patient is attached to the pedal, a tightening belt is adjusted, the foot of the patient is fixed with the pedal, a speed reducing motor is started by using a PLC remote controller, the speed reducing motor 2 is started to drive a phase-changing transmission rod 3 to rotate, the turning transmission rod 3 drives a turntable 5 to rotate, the first connecting rod 6 to rotate when the turntable 5 rotates, the first connecting rod 6 drives a second connecting rod 7 to reciprocate in the horizontal direction of a guide hole 801, the second connecting rod 7 reciprocates in the horizontal direction of the guide hole 801, the seat reciprocates in the horizontal direction of the guide hole 801, the third connecting rod 10 reciprocates in an arc-shaped chute, the third connecting rod 10 reciprocates in the arc-shaped chute, the fourth connecting rod reciprocates in the arc-shaped chute 11, and the fourth connecting rod reciprocates in the arc-shaped chute 11 rotates in the arc-shaped chute 12, and the arc-shaped chute 12 rotates at a certain angle, and the curve-shaped chute 12 is driven to rotate in the arc-shaped chute, when the fourth connecting rod rotates, and the fourth connecting rod rotates in the arc-shaped chute, and the arc-shaped 11 reciprocates in the arc-shaped chute, and the reciprocating in a reciprocating in the reciprocating direction, and the reciprocating in a 12; when the rotation speed is adjusted to the fastest speed, 10 seconds are required for the completion of one set of actions of forward pressing and backward pulling of the pedal. When the patient does not need to do foot training, the motor is turned off through the PLC remote controller, the bolts and nuts of the pedal, the fourth connecting rod and the pedal support seat are disassembled, the pedal is taken down, the pedal placing groove is placed, the power supply is pulled out, and the box cover is closed.
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 thereto, and any modification made on the basis of the technical scheme according to the technical idea of the present invention falls within the protection scope of the present invention.