CN213641907U

CN213641907U - Elbow joint rehabilitation exerciser

Info

Publication number: CN213641907U
Application number: CN202020850755.1U
Authority: CN
Inventors: 彭江旋
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-07-09
Anticipated expiration: 2030-05-20

Abstract

The utility model provides an elbow joint rehabilitation exerciser, which comprises a bottom frame component, a fixed frame component, a movable frame component, a handle bar component and a motor box component which are connected together; wherein the chassis subassembly is located the mount subassembly below, and the adjustable shelf subassembly and handle bar subassembly connect gradually at the mount subassembly rear, and the motor box subassembly is fixed in the adjustable shelf subassembly below. This exerciser can be according to the present straightness and the crooked angle that can endure of patient's self elbow joint, and convenient setting is straightened and crooked angle scope with the adjustment to the elbow joint that makes the patient is being straightened and the bending motion in the angle scope of setting, the passive circulation that follows the exerciser and stop in the exerciser, can pause at any time and continue and carry out angle adjustment in the motion moreover, thereby the effectual recovered elbow joint's of help patient motion function.

Description

Elbow joint rehabilitation exerciser

Technical Field

The utility model relates to the field of medical equipment, especially, relate to an elbow joint rehabilitation exerciser.

Background

Elbow joint fracture is a common accidental injury, and after the fracture of the elbow joint occurs, in order to ensure the healing of the fracture part, the movement of the forearm and the elbow joint is generally limited for a long time, but the elbow joint is easy to be stiff, muscle fibers around the elbow joint are adhered, and muscle atrophy is caused after the elbow joint is broken for a long time. Therefore, after elbow joint injury and treatment operation, the elbow joint stretching and bending function rehabilitation exercise needs to be performed scientifically and effectively as soon as possible, and an elbow joint rehabilitation exerciser with good rehabilitation effect is urgently needed in the market.

SUMMERY OF THE UTILITY MODEL

Based on the deficiency of the prior art, the to-be-solved problem of the utility model is to provide a recovered effectual recovered exerciser of elbow joint.

In order to solve the technical problem, the utility model provides an elbow joint rehabilitation exerciser, which comprises a fixed frame component, a movable frame component and a motor box component which are connected together and form a connecting rod mechanism;

the fixed frame component is hinged with the movable frame component through a first hinge point;

the movable frame component is hinged with the motor box component through a second hinge point;

the motor box component is hinged with the fixing frame component through a third hinge point.

As a further improvement of the above technical solution:

the bottom frame component is movably connected with the lower part of the fixed frame component;

the chassis assembly comprises a chassis round tube, a chassis square tube and a caster, the chassis round tube is connected with the upper part of the chassis square tube, and the caster is connected with the lower part of the chassis square tube.

The fixing frame assembly comprises a fixing frame round pipe, a fixing frame arc plate, a fixed rod, a fixing frame inclined arm, a fixing frame U-shaped frame and a control box which are connected together.

The control box is internally and electrically connected with an alternating current-direct current conversion transformer, a stepping motor control panel, a control key switch and a power switch.

The movable frame assembly comprises a swing arm, a rotating arm, a connecting U-shaped piece and an arc plate which are connected together.

The handle rod component is movably connected with the movable frame component;

the handle rod assembly comprises a telescopic rod and a handle rod which are connected together.

The motor box assembly comprises a motor box, a screw rod cover, an angle mark, an inductive switch and a screw rod nut mounting piece.

The motor arranged in the motor box is a stepping motor.

An elongated slot is arranged on the outer side of the screw rod cover, and an inductive switch is installed on the elongated slot.

The movable frame component is provided with an elastic magic tape.

The utility model has the advantages that:

(1) the elbow joint is passively straightened and bent by the motor power, the problem that skeletal muscles are easy to fatigue is effectively avoided, and the repair of tissues around the joint and the function of the joint can be effectively promoted by exercising for a certain time every day.

(2) Convenient height adjustment function can be suitable for the patient of different heights to use. The plug-in handle rod structure can be suitable for the use of different length arms of different patients.

(3) The position through simple adjustment inductive switch has realized that convenient quick adjustment straightens with the angle of bending, and the patient of being convenient for tempers the use.

(4) The movement speed can be conveniently and timely adjusted through the speed control key. The starting, pausing and stopping functions are operated in a key mode, and the operation is simple and convenient.

Other aspects, features and advantages of the present invention will become apparent from the following detailed description, taken in conjunction with the accompanying drawings, which form a part of the specification, illustrating by way of example the principles of the invention.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a structural schematic of the chassis assembly.

Fig. 3 is a structural schematic of a mounting bracket assembly.

Fig. 4 is a schematic structure of the movable frame assembly.

Fig. 5 is a schematic structural view of a handle bar assembly.

Fig. 6 is a schematic structural view of the motor case assembly.

Fig. 7 is a schematic diagram of the state of the bending movement of the present invention to 135 °.

The corresponding relation of the reference signs is as follows:

1-an underframe assembly, 2-a fixed frame assembly, 3-a movable frame assembly, 4-a handle rod assembly, 5-a motor box assembly, 11-an underframe circular tube, 12-an underframe square tube, 13-a caster, 14-a fixed screw I, 15-a hinge point position I, 16-a hinge point position II and 17-a hinge point position III;

21-a fixed frame round tube, 22-a fixed frame arc plate, 23-a fixed rod, 24-a fixed frame inclined arm, 25-a fixed frame U-shaped frame, 26-a control box, 27-a control key switch and 28-a power switch;

31-swing arm, 32-rotating arm, 33-connecting U-shaped piece, 34-arc plate and 35-fixing screw II;

41-telescopic rod, 42-handle rod;

51-motor box, 52-screw rod cover, 53-angle mark, 54-inductive switch and 55-screw rod nut mounting piece.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.

The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The to-be-solved technical problem of the utility model is: 1) the injured arm can be conveniently fixed and can be adjusted according to different lengths of arms of different patients; 2) the speed of the elbow joint driven by the equipment to do stretching and bending movement is convenient to adjust; 3) the movement angle is convenient to adjust; 4) can adapt to the patients with different heights, namely the height of the device can be conveniently adjusted.

As shown in fig. 1 to 7, the present invention mainly comprises a bottom frame assembly 1 and a fixing frame assembly 2; a movable frame assembly 3; a handle bar assembly 4; a motor box component 5. During the use, the patient puts injured arm upper arm on mount subassembly 2, and the forearm is put in adjustable shelf subassembly 3, pastes elasticity ribbon with elasticity magic and fixes, starts after the exerciser, and the arm will be along with the rotation of adjustable shelf subassembly 3 passive realization extension motion and bending movement.

The fixing frame assembly 2 is inserted into the other round pipe of the underframe assembly 1 through a round pipe, is fastened by a first fixing screw 14 after the proper insertion height is determined, and adjusts and controls the whole height of the exerciser by controlling the insertion depth of the round pipe 21 of the fixing frame so as to be suitable for patients with different heights. The undercarriage assembly 1 is provided with 4 castors 13, and the castors 13 can conveniently move the exerciser to different places.

The adjustable shelf component 3 is hinged with the fixed shelf component 2 through a hinge point position 15, flexible positive and negative rotation can be realized, and when the adjustable shelf component 3 rotates, the adjustable shelf component 3 and the fixed shelf component 2 form a certain included angle, the included angle can be controlled to increase or decrease through positive and negative rotation, bending movement is formed when the included angle increases, and straightening movement is formed when the included angle decreases.

The handle rod assembly 4 is inserted into the movable frame assembly 3 and fastened by the second fixing screw 35, and the insertion depth of the handle rod assembly can be adjusted at any time according to the length of the arm of the patient.

The motor box assembly 5 is hinged to the movable frame assembly 3 through a second hinge point position 16, and is hinged to the fixed frame assembly 2 through a third hinge point position 17, so that the assembly motor box assembly 5, the movable frame assembly 3 and the fixed frame assembly 2 form a link mechanism through the first hinge point position 15, the second hinge point position 16 and the third hinge point position 17 respectively. The motor box assembly 5 is internally provided with a stepping motor, the stepping motor is connected with a screw rod through a coupler and can drive the screw rod to rotate forwards and backwards, a screw rod nut is sleeved on the screw rod and fixed on a screw rod nut mounting piece 55, and the screw rod nut mounting piece 55 is hinged with the fixing frame inclined arm 24 of the fixing frame assembly 2, namely, the hinge point is positioned at the third position 17. When the stepping motor rotates, the lead screw is driven to rotate, when the lead screw rotates, the lead screw nut sleeved on the lead screw is fixed on the lead screw nut mounting piece 55, the motor box assembly 5 can be driven to rotate around the third 17 of the hinge point position, when the motor box assembly 5 rotates, the movable frame assembly 3 is driven to rotate around the first 15 of the hinge point position, and when the motor box assembly 5 and the movable frame assembly 3 rotate around the second 16 of the hinge point position relatively. The motor box assembly 5 is provided with 2 inductive switches 54, the inductive switches 54 move relative to the first hinge point position 15 along with the rotation of the motor box assembly 5, and when the inductive switches 54 move to face the first hinge point position 15, the inductive switches 54 send position signals, so that the stepping motor is controlled to perform forward and reverse rotation conversion. Through the forward and reverse rotation of the stepping motor, the movable frame assembly 3 is correspondingly driven to rotate forward and backward around the first hinge point 15.

The 2 inductive switches 54 are fixed in an elongated slot through nuts, and the inductive switches 54 can be conveniently moved at any position in the elongated slot and locked and fixed at any time after the nuts are loosened, so that position signals can be sent at any position in the range of the elongated slot, and the size of a rotating included angle of the movable frame assembly 3 can be conveniently adjusted and controlled. The sizes of the straightening angle and the bending angle are adjusted by adjusting the size of the rotating included angle. The 2 inductive switches 54 sense the set end point of the straightening motion and the set end point of the bending motion, respectively, for adjusting the angular range of straightening and bending.

The fixing frame assembly 2 is designed with a control box 26, a power switch 28 and a control key switch 27 are installed on the control box 26, and an alternating current-direct current conversion transformer and a stepping motor control panel are installed inside the control box 26. The power switch 28 is connected to a 220V power supply through an external power plug, the 220V power supply is converted into direct current through the alternating current-direct current conversion transformer to supply power to the stepping motor and the stepping motor control panel, and the stepping motor control panel is connected with the control key switch 27, the stepping motor and the induction switch 54 through wires and controls signals and actions generated by the control key switch 27, the stepping motor and the induction switch 54. The power switch 28 is powered on and off.

This exerciser can be according to the present straightness and the crooked angle that can endure of patient's self elbow joint, and convenient setting is straightened and crooked angle scope with the adjustment to the elbow joint that makes the patient is being straightened and the bending motion in the angle scope of setting, the passive circulation that follows the exerciser and stop in the exerciser, can pause at any time and continue and carry out angle adjustment in the motion moreover, thereby the effectual recovered elbow joint's of help patient motion function.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An elbow joint rehabilitation exerciser is characterized by comprising a fixed frame component (2), a movable frame component (3) and a motor box component (5) which are connected together to form a link mechanism;

the fixed frame component (2) is hinged with the movable frame component (3) through a first hinge point (15);

the movable frame component (3) is hinged with the motor box component (5) through a second hinge point (16);

the motor box component (5) is hinged with the fixed frame component (2) through a hinge point position III (17).

2. The elbow joint rehabilitation exerciser of claim 1, further comprising a base frame assembly (1) movably connected to a lower portion of the stationary frame assembly (2);

the chassis assembly (1) comprises a chassis round tube (11), a chassis square tube (12) and a caster (13), wherein the chassis round tube (11) is connected with the upper part of the chassis square tube (12), and the caster (13) is connected with the lower part of the chassis square tube (12).

3. The elbow joint rehabilitation exerciser of claim 1, wherein the holder assembly (2) comprises a holder circular tube (21), a holder arc plate (22), a fixing rod (23), a holder diagonal arm (24), a holder U-shaped frame (25), and a control box (26) connected together.

4. The elbow joint rehabilitation exerciser of claim 3, wherein the control box (26) includes therein an AC/DC converter transformer, a stepping motor control board, a control key switch (27), and a power switch (28) electrically connected together.

5. The elbow joint rehabilitation exerciser according to claim 1, wherein the movable frame assembly (3) includes a swing arm (31), a swing arm (32), a connecting U-shaped member (33), and an arc plate (34) connected together.

6. The elbow joint rehabilitation exerciser of claim 1, further comprising a grab bar assembly (4) movably connected to the movable frame assembly (3);

the handle bar component (4) comprises a telescopic bar (41) and a handle bar (42) which are connected together.

7. The elbow joint rehabilitation exerciser of claim 1, wherein the motor box assembly (5) includes a motor box (51), a lead screw cover (52), an angle indicator (53), an induction switch (54), and a lead screw nut mount (55).

8. The elbow joint rehabilitation exerciser of claim 7, wherein the motor mounted in the motor case (51) is a stepping motor.

9. The elbow joint rehabilitation exerciser according to claim 7, wherein the screw housing (52) is provided with an elongated slot on the outside thereof, and the elongated slot is provided with a sensor switch (54).

10. The elbow joint rehabilitation exerciser of claim 1, wherein the movable rack assembly (3) is provided with a stretch velcro tape.