CN211301002U - Shank muscle rehabilitation and nursing device - Google Patents

Shank muscle rehabilitation and nursing device Download PDF

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Publication number
CN211301002U
CN211301002U CN201921993188.9U CN201921993188U CN211301002U CN 211301002 U CN211301002 U CN 211301002U CN 201921993188 U CN201921993188 U CN 201921993188U CN 211301002 U CN211301002 U CN 211301002U
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massage
lead screw
pedal
rehabilitation
telescopic rod
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CN201921993188.9U
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王洪刚
康存锋
张得阳
罗明睿
程博
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Beijing University of Technology
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Beijing University of Technology
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Abstract

The utility model discloses a shank muscle rehabilitation and nursing device, including lead screw base, slider, pedal cushion, foot bottom massage footboard, pedal support, transmission connecting rod, scalable loop bar, massage dish. The provided device for rehabilitation and nursing of calf muscles is characterized in that the calf muscles are pressed by the massage disc and move up and down along the calves; the leg length and the leg thickness of different people are adapted, and the pressing strength of the massage disc is adjusted according to specific requirements; the foot sole acupoint massage function is realized, and the effect of relaxing the whole body and mind can be achieved while the rehabilitation of the calf muscles is assisted; the foot bottom massage pedal can automatically adjust the pitching angle so as to provide comfortable placing angle for the feet of people. The only driving force of the whole device comes from the slide block driven by the lead screw base.

Description

Shank muscle rehabilitation and nursing device
Technical Field
The utility model relates to the technical field of medical machinery, in particular to a crus muscle rehabilitation and nursing device.
Background
Rehabilitation nursing is an integral important part of rehabilitation medicine, develops along with the development of the rehabilitation medicine, and refers to comprehensively and coordinately applying measures such as medicine, society, education, occupation and the like to train and retrain a disabled person, so that the injury caused by injury is relieved, the activity capacity of the disabled person is improved as much as possible, and the effects of self-care of basic life energy and social activity rejoining are achieved. The shank muscle of a human body can bear a large load in daily work, sports or training of people, and particularly, the shank muscle of an athlete needs to provide enough explosive force for the whole body, so that the shank muscle is easy to be injured, the injured shank muscle has great influence on normal study and life of the person, timely rehabilitation treatment is needed, and the shank muscle needs daily nursing to improve the function of the athlete and other people with large exercise amount.
At present, the rehabilitation nursing device for the calf muscle is poor in rehabilitation effect in the using process, the traditional leg nursing device is only simple in pressing, the massage effect is poor, the limitation is large, and the rehabilitation nursing device cannot be suitable for different people or places. And after the shank muscle is injured, the shank muscle can not be exercised acutely, but the shank muscle of the patient needs to be massaged and slightly exercised for rehabilitation to recover slowly, the existing shank muscle rehabilitation device has the problem of long rehabilitation period due to poor rehabilitation effect, so that the patient can be greatly subjected to psychological burden, and the rehabilitation of the patient is not facilitated. Based on this, we propose a calf muscle rehabilitation and nursing device to solve the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main problem of solving is not enough to current relevant medical instrument existence, provides a high-efficient, safe and practical shank muscle rehabilitation and nursing device for the crowd that needs carry out shank muscle rehabilitation and nursing. The massage disc presses the shank muscle, and the massage disc is driven by the spatial connecting rod structure to do up-and-down reciprocating motion along the shank; the foot acupuncture point massage is added to relax the muscles of the whole body and promote the blood circulation of the positions of the calf muscles, so that the rehabilitation nursing to the calf muscles is assisted, and the aims of high-efficiency and safe rehabilitation and nursing to the calf muscles are fulfilled; the automatic adjustment of the foot massage pedal is realized through the space link mechanism, so that the uniform stress of the foot is ensured, and the comfort level of a user is improved.
In order to achieve the purpose, the problem to be solved by the utility model is difficult in what type of space connecting rod structure ensures that the massage disk can safely and stably do reciprocating motion up and down along the crus; the automatic adjustment of the foot massage pedal is realized by the spatial connecting rod structure in what form; how to effectively massage the soles of the feet; how to optimize the space connecting rod structure of the two parts to form a whole; how to provide sufficient driving force.
Therefore, the utility model discloses the concrete technical scheme who adopts does: the slider is connected with the lead screw, and the lead screw links to each other with step motor, and the lead screw changes step motor's rotation into the linear motion of slider, and then provides stable and powerful driving force for whole device to slider linear motion's displacement, speed, acceleration condition are different, can indirectly influence the massage of massage dish to shank muscle, in order to obtain multiple rehabilitation and nursing mode. The sliding block is fixedly connected with the pedal cushion block, the telescopic loop bar is driven by the transmission connecting rod to do circular motion around a fixed point, and the combined motion of the massage disc is up-and-down reciprocating motion along the shank because the loop bar is telescopic. One end of the foot massage pedal is hinged on a certain position of the transmission connecting rod, the other end of the foot massage pedal is hinged on the pedal support, and the other end of the pedal support is hinged on the base and forms a certain angle with the base, so that the automatic adjustment function is realized. The foot pedal is provided with the massage ball, so that a massage effect can be provided for the sole when a foot steps on the foot pedal, and the massage force of the sole is provided by the change of the angle of the shank in the operation process of the mechanism.
A crus muscle rehabilitation and nursing device comprises a massage disc 1, a telescopic rod 2, a telescopic rod sleeve 3, a transmission connecting rod 4, a foot massage pedal 5, a pedal bracket 6, a pedal cushion block 7, a sliding block 8 and a screw rod base 9; the lead screw base 9 is placed on the ground, a lead screw is installed on the lead screw base 9 and is horizontally placed, and the lead screw is driven by a stepping motor; the sliding block 8 and the lead screw are installed together in a threaded fit mode, and the sliding block 8 can slide in a reciprocating mode along the lead screw. The foot rest pad 7 is mounted on the slide block 8. One end of the transmission connecting rod 4 is arranged on the pedal cushion block 7, and the other end is arranged on the telescopic rod 2. One end of the telescopic rod 2 is a massage disk 1, and the other end is arranged in the telescopic rod sleeve 3. The telescopic rod sleeve 3 is arranged on one side of the screw rod base 9.
One end of the foot massage pedal 5 is arranged on the transmission connecting rod 4, and the other end is fixedly connected with the other side of the screw rod base 9 through the pedal bracket 6.
The step motor rotates to drive the lead screw to rotate, the lead screw is matched with the sliding block 8, the rotation of the lead screw is converted into the translational motion of the sliding block 8, the lead screw base 9 is provided with a sliding rail, and the sliding block 8 can move in a translational reciprocating mode along the sliding rail, so that the whole device is provided with driving force. The slider 8 is in the in-process of doing translation reciprocating motion, through running-board cushion 7, drives transmission connecting rod 4 and promotes flexible loop bar and do fixed point circular motion, and at this moment, the position that massage dish 1 can reach in the space is shown as figure 3, because in the space, the position of massage dish 1 only has two ascending changes in direction, so the equation of motion is:
x2+y2=a2(x>0,y>0,17.3mm≤a≤25.50mm)
wherein x is a longitudinal motion coordinate, y is a transverse motion coordinate, and a is the radius of the circular motion of the massage disk 1.
The utility model provides a pair of shank muscle is recovered and nursing device compares with prior art, has following beneficial effect:
the utility model provides a recovered and nursing device accessible of shank muscle changes the displacement, speed and the acceleration of the horizontal linear motion of slider directly to the rotation condition that the lead screw was changed to the understanding changes the motion form of massage dish, reachs multiple rehabilitation and nursing mode from this, with satisfy user's various demands, can be used to the supplementary recovered of shank muscle, also can be used to the health care and nursing of daily shank muscle.
The utility model provides a recovered and nursing device of shank muscle is based on the shortcoming of current product function simplification (a product can only realize a function, if can only massage), proposes the utility model discloses synthesize recovered thought, and when massaging shank muscle, through the utility model discloses a space connecting rod structure compromises sole acupuncture point simultaneously and presses to play supplementary recovered effect, synthesize and see, the utility model discloses recovered effect is superior to existing function simplification shank muscle recovery product.
Drawings
FIG. 1 is a part labeling diagram of the present invention;
fig. 2 is a side view of the inventive apparatus;
FIG. 3 shows the spatial movement area of the massage plate of the present invention;
fig. 4 is a movement diagram of the mechanism of the utility model.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1, a crus muscle rehabilitation and nursing device comprises a massage disc 1, a telescopic rod 2, a telescopic rod sleeve 3, a transmission connecting rod 4, a foot massage pedal 5, a pedal bracket 6, a pedal cushion block 7, a slide block 8 and a screw rod base 9; the lead screw base 9 is placed on the ground, a lead screw is installed on the lead screw base 9 and is horizontally placed, and the lead screw is driven by a stepping motor; the sliding block 8 and the lead screw are installed together in a threaded fit mode, and the sliding block 8 can slide in a reciprocating mode along the lead screw. The foot rest pad 7 is mounted on the slide block 8. One end of the transmission connecting rod 4 is arranged on the pedal cushion block 7, and the other end is arranged on the telescopic rod 2. One end of the telescopic rod 2 is a massage disk 1, and the other end is arranged in the telescopic rod sleeve 3. The telescopic rod sleeve 3 is arranged on one side of the screw rod base 9.
One end of the foot massage pedal 5 is arranged on the transmission connecting rod 4, and the other end is fixedly connected with the other side of the screw rod base 9 through the pedal bracket 6.
The step motor rotates to drive the lead screw to rotate, the lead screw is matched with the sliding block 8, the rotation of the lead screw is converted into the translational motion of the sliding block 8, the lead screw base 9 is provided with a sliding rail, and the sliding block 8 can move in a translational reciprocating mode along the sliding rail, so that the whole device is provided with driving force. The slider 8 is in the in-process of doing translation reciprocating motion, through running-board cushion 7, drives transmission connecting rod 4 and promotes flexible loop bar and do fixed point circular motion, and at this moment, the position that massage dish 1 can reach in the space is shown as figure 3, because in the space, the position of massage dish 1 only has two ascending changes in direction, so the equation of motion is:
x2+y2=a2(x>0,y>0,17.3mm≤a≤25.50mm)
wherein x is a longitudinal motion coordinate, y is a transverse motion coordinate, and a is the radius of the circular motion of the massage disk 1.
Wherein a can change at any time during the operation of the device, so that the massage disc 1 can do reciprocating motion up and down along the shank in the space area, thereby massaging and recovering the shank muscle. In fig. 3, the oblique line region is the reachable position of the massage disk space, R2 is the shortest length of the telescopic loop bar 300mm, R1 is the longest length of the telescopic loop bar 650mm, γ is the smallest included angle between the telescopic loop bar and the base 20 °, and α is the largest included angle between the telescopic loop bar and the base 80 °.
As shown in fig. 1, when the massage plate moves upward along the lower leg, i.e. the foot pedal pad 7 moves leftward, the included angle β between the foot massage pedal 5 and the lead screw base 9 gradually decreases, so as to provide a comfortable position for the foot and provide a sufficient and uniform foot massage force by the lower leg.
As shown in figure 2, a person sits on the left side of the device, namely one side of the massage disc (1), clamps the massage disc (1) on the calf muscle, opens the device, the massage disc (1) reciprocates up and down along the calf muscle, the foot steps on the foot massage pedal (5), and the foot reciprocates linearly along with the foot massage pedal (5).
See FIG. 3, l1Is a vector expression from an origin revolute pair to a revolute pair of the telescopic rods (2, 3) |2The vector expression of the transmission connecting rod (4) is shown as s, the horizontal displacement vector expression of the slide block (8) is shown as e, the vector expression of the vertical distance between the slide block (8) and the origin coordinate is shown as e, so the mechanism vector equation is as follows:
s+e+l2=l1(1)
and (3) solving a first derivative of the formula (1) to obtain a displacement equation of the mechanism:
Figure BDA0002278139830000041
wherein theta is1Is the included angle theta between the telescopic loop bars (2, 3) and Y (horizontal coordinate axis)2Is the included angle between the transmission connecting rod (4) and the Y (horizontal coordinate axis).
And continuously carrying out derivation on the formula 2 to obtain a speed equation of the mechanism:
Figure BDA0002278139830000042
wherein ω is1Is the angular velocity, omega, of the telescopic loop-rod (2, 3)2Is the angular velocity of the transmission connecting rod (4), and v is the horizontal moving velocity of the slide block (8).
And continuing to obtain the derivative of the formula 3 to obtain an acceleration equation of the mechanism:
Figure BDA0002278139830000051
α therein1Angular acceleration of telescopic rods (2, 3), α2Is the angular acceleration of the transmission connecting rod (4), and a is the horizontal movement acceleration of the slide block (8).
Where e is 70mm, v is adjustable, a is 0, l1=400mm,l2=384mm。
As is apparent from the formulas (2) - (4), a plurality of motion forms of the telescopic sleeve rods (2, 3) can be obtained by adjusting different speeds v, and different rehabilitation modes of the mechanism can be obtained under the combined motion action of the massage discs (1) connected with the telescopic sleeve rods (2, 3) so as to adapt to different requirements of users.

Claims (2)

1. The utility model provides a shank muscle is recovered and nursing device which characterized in that: comprises a massage disc (1), a telescopic rod (2), a telescopic rod sleeve (3), a transmission connecting rod (4), a foot massage pedal (5), a pedal bracket (6), a pedal pad block (7), a slide block (8) and a screw rod base (9); the lead screw base (9) is placed on the ground, a lead screw is installed on the lead screw base (9), the lead screw is horizontally placed, and the lead screw is driven by a stepping motor; the sliding block (8) and the lead screw are installed together in a threaded fit mode, and the sliding block (8) can slide in a reciprocating mode along the lead screw; the pedal cushion block (7) is arranged on the sliding block (8); one end of the transmission connecting rod (4) is arranged on the pedal cushion block (7), and the other end is arranged on the telescopic rod (2); one end of the telescopic rod (2) is a massage disc (1), and the other end is arranged in the telescopic rod sleeve (3); the telescopic rod sleeve (3) is arranged on one side of the screw rod base (9);
one end of the foot massage pedal (5) is arranged on the transmission connecting rod (4), and the other end is connected and fixed with the other side of the screw rod base (9) through the pedal bracket (6).
2. The calf muscle rehabilitation and care device according to claim 1, characterized in that: the position of the massage disc (1) changes in only two directions, so the equation of motion is:
x2+y2=a2
wherein x is longitudinal movement, y is transverse movement, and a is the radius of the circular movement of the massage disk (1).
CN201921993188.9U 2019-11-19 2019-11-19 Shank muscle rehabilitation and nursing device Active CN211301002U (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113274269A (en) * 2021-05-18 2021-08-20 安阳工学院 Composite massage device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113274269A (en) * 2021-05-18 2021-08-20 安阳工学院 Composite massage device

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