CN211513314U

CN211513314U - Arm trainer for orthopedics

Info

Publication number: CN211513314U
Application number: CN201922436930.2U
Authority: CN
Inventors: 蔡传凤
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-18
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses an arm trainer for orthopedics department, which relates to the technical field of medical instruments. The utility model comprises a small arm plate and a big arm plate; the side surfaces of the small arm plate and the large arm plate are respectively fixed with a left shaft sleeve and a right shaft sleeve which are rotatably connected through an adjusting shaft; the side wall of the left shaft sleeve is provided with a rectangular hole and is matched with a limiting pressing block; a spring notch is formed in the inner side surface of the rectangular hole, and a spring is installed on the spring notch; one end of the limiting pressing block is uniformly provided with limiting strips; the other end of the limiting pressing block is connected with the spring through a connecting block; the adjusting shaft is sleeved with a torsion spring and is fixed with one end of the torsion spring; the other end of the torsion spring is fixed with the big arm plate; an annular channel is arranged on the periphery of the adjusting shaft; the inner circumference of the annular groove is provided with saw-tooth-shaped clamping strips which are mutually clamped with the limiting strips. The utility model discloses a set up forearm board and big arm board to rotate through the regulating spindle and connect, through rotating the regulating spindle, realize having solved the unable dynamics of adjusting of current arm training ware, the lower problem of adaptability to torsional spring torsion's regulation.

Description

Arm trainer for orthopedics

Technical Field

The utility model belongs to the technical field of medical instrument, especially relate to an arm training ware for orthopedics.

Background

Orthopedic patients, especially orthopedic patients with injured arms, mostly need surgical treatment, and rehabilitation training after surgical treatment is also very critical. Various training devices exist, but most of the training devices aim at body building training of normal people and can perform simple stretching and bending motions.

However, the existing trainer can not adjust the strength or strength according to the training or recovery effect. Therefore, the adaptability to patients in different recovery stages is low, and the using and training effects are influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an arm training ware for orthopedics, through setting up forearm board and big arm board to rotate through the regulating spindle and connect, through rotating the regulating spindle, realize the unable dynamics of adjusting of torsional spring torsion, the lower problem of adaptability has been solved to current arm training ware.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to an arm trainer used for orthopedics, which comprises a small arm plate and a big arm plate; a left shaft sleeve is fixedly connected to one side face of the small arm plate; the side surface of the large arm plate is fixedly connected with a right shaft sleeve; an adjusting shaft is inserted into the left shaft sleeve and the right shaft sleeve in a penetrating manner and is rotatably connected through the adjusting shaft;

a rectangular hole is formed in the side wall of the left shaft sleeve; a spring notch is formed in one inner side surface of the rectangular hole; a limiting pressing block is in clearance fit in the rectangular hole;

one end of the limiting pressing block extends into the left shaft sleeve, and limiting strips are uniformly distributed on the end face of the limiting pressing block; the other end of the limiting pressing block is fixedly connected with a connecting block; the surface of the connecting block is fixedly connected with a spring; one end of the spring is fixedly connected with the inner bottom surface of the notch of the spring;

a torsion spring is sleeved on the peripheral side surface of the adjusting shaft; one end of the torsion spring is fixedly connected with the adjusting shaft; the other end of the torsion spring is fixedly connected with the large arm plate; the peripheral side surface of the adjusting shaft is provided with an annular channel corresponding to the rectangular hole; the inner circumference of the annular groove is provided with saw-toothed clamping strips in an array manner; the saw-toothed clamping strips are mutually clamped with the limiting strips; one end of the adjusting shaft is fixedly connected with a left adjusting wheel.

Furthermore, the surfaces of the small arm plate and the large arm plate are fixedly connected with binding bands.

Furthermore, the other end of the adjusting shaft is fixedly connected with a right adjusting wheel.

Furthermore, a notch corresponding to the spring notch is formed in one side face of the limiting pressing block.

The utility model discloses following beneficial effect has:

the utility model discloses a set up forearm board and big arm board to rotate through the regulating spindle and connect, make the torsion of torsional spring and big arm board increase through rotating the regulating spindle, thereby make the dynamics reinforcing of rotating the forearm board, realize the regulation to the dynamics of the crooked training of arm, improved arm training ware to different recovery stage patients' adaptability, the effectual training effect that has improved.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an orthopedic arm trainer of the present invention;

FIG. 2 is an enlarged view of the portion A in FIG. 1;

FIG. 3 is a schematic structural view of the forearm plate;

FIG. 4 is an enlarged view of the structure of the portion B in FIG. 3;

FIG. 5 is a schematic structural diagram of a limiting pressing block;

FIG. 6 is a schematic view of the structure of the adjustment shaft;

in the drawings, the components represented by the respective reference numerals are listed below:

1-small arm plate, 2-big arm plate, 3-adjusting shaft, 4-limiting pressing block, 5-torsion spring, 101-left shaft sleeve, 102-rectangular hole, 103-spring notch, 201-right shaft sleeve, 301-annular groove channel, 302-sawtooth-shaped clamping strip, 303-left adjusting wheel, 304-right adjusting wheel, 401-limiting strip, 402-connecting block, 403-spring and 404-notch.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1, the present invention relates to an arm trainer for orthopedics, which comprises a small arm plate 1 and a large arm plate 2; a left shaft sleeve 101 is welded or integrally formed on one side surface of the small arm plate 1; the side surface of the large arm plate 2 is welded or integrally formed with a right shaft sleeve 201; the small arm plate 1 and the large arm plate 2 can be set to be of circular arc-shaped structures, so that the arm plate is better adapted to the arm of a person.

An adjusting shaft 3 is inserted in the left shaft sleeve 101 and the right shaft sleeve 201, the small arm plate 1 and the large arm plate 2 are rotatably connected through the adjusting shaft 3, the surfaces of the small arm plate 1 and the large arm plate 2 are fixedly connected with binding bands, the small arm plate 1 and the large arm plate 2 are respectively fixed on the small arm and the large arm of an arm through the binding bands, and the left shaft sleeve 101 and the right shaft sleeve 201 are connected at the rotating positions through the adjusting shaft 3 and correspond to the elbow of the arm; thereby driving the small arm plate 1 and the large arm plate 2 to rotate relatively by bending the arms.

As shown in fig. 2-4, a rectangular hole 102 is formed in the side wall of the left shaft sleeve 101 along the radial direction; a spring notch 103 is formed in one inner side surface of the rectangular hole 102, and the cross section of the spring notch 103 is arc-shaped; a limiting pressing block 4 is in clearance fit in the rectangular hole 102;

as shown in fig. 5, one end of the limiting pressing block 4 extends into the left shaft sleeve 101, and limiting strips 401 are uniformly distributed on the end surface; the other end of the limiting pressing block 4 is fixedly connected with a connecting block 402; the surface of the connecting block 402 is fixedly connected with a spring 403; one end of the spring 403 is fixedly connected with the inner bottom surface of the spring notch 103, and the limiting pressing block 4 keeps extending into the left shaft sleeve 101 through the pulling force of the spring 403.

A notch 404 corresponding to the spring notch 103 is formed in one side surface of the limiting pressing block 4, and the limiting effect on the spring 403 can be improved and the effect of reducing the length of the connecting block 402 can be achieved by arranging the notch 404.

As shown in fig. 6, a torsion spring 5 is sleeved on the peripheral side surface of the adjusting shaft 3; one end of the torsion spring 5 is welded or screwed with the adjusting shaft 3; the other end of the torsion spring 5 is welded with the large arm plate 2 or fixedly connected with the large arm plate through a screw; the circumferential side surface of the adjusting shaft 3 is provided with an annular groove channel 301 corresponding to the rectangular hole 102; the inner circumference of the annular groove 301 is provided with saw-toothed clamping strips 302 in an array manner; the serrated clamping strips 302 and the limiting strips 401 are clamped with each other, the limiting strips 401 on the end faces of the limiting pressing blocks 4 are clamped with the serrated clamping strips 302, the rotation of the adjusting shaft 3 can be limited, the serrated clamping strips 302 are arranged obliquely, and if the serrated clamping strips 302 are inclined towards the counterclockwise direction, the rotation of the adjusting shaft 3 in the counterclockwise direction is limited, but the rotation in the clockwise direction can be carried out; 3 one end fixedly connected with left regulating wheel 303 of regulating spindle, 3 other end fixedly connected with right regulating wheel 304 of regulating spindle, 3 both ends of regulating spindle set up left regulating wheel 303 and right regulating wheel 304 respectively for it is more convenient to adjust.

When the adjustment is needed, the adjusting shaft 3 can be rotated through the left adjusting wheel 303 or the right adjusting wheel 304, so that the torsion between the torsion spring 5 and the large arm plate 2 is increased, and the adjusting shaft 3 can not reset under the action of the limiting pressing block 4. When the forearm of the patient is bent, the forearm plate 1 is driven to rotate, the limiting strip 401 on the limiting pressing block 4 is clamped with the sawtooth-shaped clamping strip 302, so that the forearm plate 1 synchronously drives the adjusting shaft 3 to rotate, the torsion of the torsion spring 5 acts on the forearm plate 1, the patient is subjected to arm bending training, and the force of the bending training is adjustable, so that the adjustment of different forces can be performed according to the training effect, and the adaptability of the patient in different recovery stages is met.

When the torsion is required to be reduced, the limiting pressing block 4 is pulled outwards, and the adjusting shaft 3 is automatically reset under the torsion of the torsion spring 5.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. An arm trainer for orthopedics comprises a small arm plate (1) and a large arm plate (2); the method is characterized in that: a left shaft sleeve (101) is fixedly connected to one side face of the small arm plate (1); the side surface of the large arm plate (2) is fixedly connected with a right shaft sleeve (201); the adjusting shaft (3) is inserted into the left shaft sleeve (101) and the right shaft sleeve (201) in a penetrating way and is rotationally connected through the adjusting shaft (3);

a rectangular hole (102) is formed in the side wall of the left shaft sleeve (101); a spring notch (103) is formed in one inner side surface of the rectangular hole (102); a limiting pressing block (4) is in clearance fit in the rectangular hole (102);

one end of the limiting pressing block (4) extends into the left shaft sleeve (101), and limiting strips (401) are uniformly distributed on the end face of the limiting pressing block; the other end of the limiting pressing block (4) is fixedly connected with a connecting block (402); a spring (403) is fixedly connected to the surface of the connecting block (402); one end of the spring (403) is fixedly connected with the inner bottom surface of the spring notch (103);

a torsion spring (5) is sleeved on the peripheral side surface of the adjusting shaft (3); one end of the torsion spring (5) is fixedly connected with the adjusting shaft (3); the other end of the torsion spring (5) is fixedly connected with the large arm plate (2); the circumferential side surface of the adjusting shaft (3) is provided with an annular channel (301) corresponding to the rectangular hole (102); the inner circumference of the annular groove (301) is arrayed with saw-toothed clamping strips (302); the saw-toothed clamping strip (302) and the limiting strip (401) are clamped with each other; one end of the adjusting shaft (3) is fixedly connected with a left adjusting wheel (303).

2. An arm trainer according to claim 1, wherein the lower arm plate (1) and the upper arm plate (2) are both provided with straps fixedly connected to the surfaces.

3. An arm trainer for orthopedics according to claim 1, wherein a right adjusting wheel (304) is fixedly connected to the other end of the adjusting shaft (3).

4. The orthopedic arm trainer according to claim 1, wherein a notch (404) corresponding to the spring notch (103) is formed in one side of the limiting pressing block (4).