KR20220088532A - Standing assisted trunk balance trainer - Google Patents

Abstract

The present invention discloses a stand-up assist type trunk balance trainer. The standing-assisting trunk balance trainer of the present invention includes a footrest for supporting the standing-assisting trunk balance trainer in contact with the ground; It includes a backrest and a seat driving unit and a control unit for rotating the seat unit provided with an actuator. In particular, it is possible to detect the left and right weight movement of the user's sole in the standing posture by providing the standing center of gravity detection module in the footrest.

Description

Standing assisted trunk balance trainer

The present invention relates to a standing-assisting trunk balance trainer, and more particularly, to a device capable of performing simple and stable standing training using a hinge structure. It relates to a standing-assisted trunk balance trainer that can be

With the aging population, the number of people with difficulty in standing is increasing, such as hemiplegic patients due to aging of the musculoskeletal system and cerebrovascular disease. If you do not perform any activities due to inconvenient movement, symptoms may worsen or various complications may occur additionally, so continuous rehabilitation is required.

When standing rehabilitation training is performed for hemiplegic patients by using the strength of care workers such as physical therapists or caregivers, there is concern about the occurrence of industrial accidents due to musculoskeletal disorders due to excessive physical burden on caregivers. Recently, research on a device that assists a patient's standing motion by using an auxiliary tool such as a standing brace or a rehabilitation tool using robot technology is increasing.

In Registered Patent Publication No. 10-2153835 “standing wheelchair” (registered on September 02, 2020), when an electric actuator is used, movement efficiency is reduced due to the weight of the battery, and when the battery is discharged, the user cannot use the standing wheelchair. , Disclosed is a standing wheelchair that uses a gas shock absorber to secure weight reduction and at the same time allow a user to stand up without the help of a caregiver.

In Registered Patent Publication No. 10-2021349 “Standing Orthosis for Rehabilitation Treatment” (registered on September 06, 2019), the patient receives information on plantar pressure applied to both feet in a standing position and transmits the weight load to the lower extremity of the injured side by itself. Disclosed is a standing orthosis device for rehabilitation that enables effective weight-bearing training for the injured lower extremity. In addition, by performing task-oriented training for the injured and non-injured upper extremities placed on the upper extremity support beyond the simple standing posture through the virtual reality system, it is possible to arouse interest in rehabilitation training and apply rehabilitation training more easily. Disclosed is a standing orthosis for rehabilitation.

Patent Publication No. 10-2133186 “Rehabilitation Exercise System” (registered on July 07, 2020) discloses a rehabilitation exercise system that can recognize user movement using an acceleration sensor and adjust game difficulty according to the recognized movement . Rehabilitation exercise can be aided by displaying game motions according to the user's movement, and the user can enjoy the rehabilitation while viewing the game screen on the display during the rehabilitation exercise.

Registered Patent Publication No. 10-2153835 “standing wheelchair” (registered on September 02, 2020) Registered Patent Publication No. 10-2021349 “Standing Orthosis for Rehabilitation Treatment” (registered on September 06, 2019) Registered Patent Publication No. 10-2133186 “Rehabilitation Exercise System” (registered on July 07, 2020)

SUMMARY OF THE INVENTION It is an object of the present invention to provide a standing-assist type trunk balance trainer that enables a user to smoothly exercise trunk strength.

Another object of the present invention is to provide a standing assist type trunk balance trainer capable of performing standing training simply and stably.

Another object of the present invention is to provide a standing assist type trunk balance trainer in which a user can perform standing training with interest.

Objects of the present invention are not limited to the objects mentioned above, and other objects not mentioned will be clearly understood by those skilled in the art from the following description.

According to one aspect for achieving the above object, there is provided a standing-assisted trunk balance trainer for trunk strength exercise of an elderly person or a hemiplegic patient, comprising: a floor frame for supporting the standing-assisting trunk balance trainer in contact with the ground; and the floor frame. a footrest having a support protruding upward from the support and a standing center of gravity detection module for detecting left and right weight movement of the sole of the user in a standing posture; A hinged member horizontally coupled to the upper portion of the support, a pair of first hinges coupled to the hinged member, and a pair of upper seat frames, one end of which is rotatably coupled to the upper portion of the first hinge, and one end A pair of lower seat frames rotatably coupled to a lower portion of the first hinge, a pair of second hinges rotatably coupled to the other end of the upper seat frame and the other end of the lower seat frame, respectively, and the upper seat a seat portion having a seat plate coupled to the frame; A pair of backrest frames coupled to the second hinge, a backrest plate coupled to the pair of backrest frames, and up and down rotatable armrests positioned on the left and right of the backrest plate to support the user's arm, and on the upper backrest plate a backrest having a headrest coupled to support the head; a seat driving unit having an actuator installed between the floor frame and the seat plate to assist the user in standing by rotating the seat plate upward based on the first hinge when the actuator extends; and a control unit for receiving a standing training setting from a user, outputting a standing training state to the user, receiving a signal from the standing center of gravity detection module, and controlling the driving of the actuator according to the user's standing and sitting posture; include

The footrest may further include a knee support protector on the upper portion of the support, and the backrest may further include a seat belt for fixing the upper body above the armrest.

The backrest part may further include a backrest cushion coupled to the front of the backrest plate to support the user's back, and a backrest front and rear adjusting device for adjusting a distance between the backrest plate and the backrest cushion.

The standing assistance type trunk balance trainer may further include a display device for displaying content moving left and right, and when the standing center of gravity detection module detects the same direction as the content, the controller determines that the user scored can be set.

The seat portion may further include a seat cushion for supporting the user's buttocks coupled to the seat plate and a seated center of gravity detection module for detecting left and right weight movement of the user's hips in a sitting posture.

The standing assistance type trunk balance trainer may further include a display device for displaying content moving up, down, left and right, and when the standing center of gravity detection module and the seated center of gravity detection module detect the same direction as the content, The control unit may set the score to be scored by the user.

The standing assistance type trunk balance trainer may further include a communication unit for transmitting or receiving training information data to an external device.

The standing-assisting trunk balance trainer according to the present invention assists the standing exercise so that the user can smoothly exercise trunk strength.

The standing aid type trunk balance trainer according to the present invention can perform standing training simply and stably by using a hinge structure.

The standing assistance type trunk balance trainer according to the present invention detects and displays the position of the center of gravity so that the user can perform standing training with interest.

1 is a perspective view showing a schematic configuration of a standing assist type trunk balance trainer according to an embodiment of the present invention.
2 is a side view and a perspective view showing a specific configuration of a seated state of the standing assistance type trunk balance trainer according to an embodiment of the present invention.
3 is a side view and a perspective view showing a specific configuration of a standing state of the standing-assisting trunk balance trainer according to an embodiment of the present invention.
4 is a schematic diagram showing an input form of the control unit of the standing assistance type trunk balance trainer according to an embodiment of the present invention.
5 is a perspective view showing the configuration of a standing assist type trunk balance trainer according to another embodiment of the present invention.
6 is a photograph showing the configuration of the seat portion of the standing assist type trunk balance trainer according to another embodiment of the present invention.
7 is a photograph showing an example in which the display device is used in the standing assistance type trunk balance trainer according to another embodiment of the present invention.
8 is a photograph showing an example of the contents of the standing assistance type trunk balance trainer according to another embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings and the content to be described later. However, the present invention is not limited to the embodiments described herein and may be embodied in other forms. Rather, the embodiments introduced herein are provided so that the disclosed subject matter may be thorough and complete, and that the spirit of the present invention may be sufficiently conveyed to those skilled in the art. Like reference numerals refer to like elements throughout. Meanwhile, the terminology used herein is for the purpose of describing the embodiments and is not intended to limit the present invention. In this specification, the singular form also includes the plural form unless otherwise specified in the phrase. As used herein, “comprises” and/or “comprising” means that the stated component, step, operation and/or element is the presence of one or more other components, steps, operations and/or elements. or addition is not excluded.

Hereinafter, with reference to the drawings, a stand-up assistance type trunk balance trainer according to an embodiment of the present invention will be described in detail.

1 is a perspective view showing a schematic configuration of a standing assist type trunk balance trainer according to an embodiment of the present invention. Fig. 1 (a) is a perspective view of the standing assist type trunk balance trainer in a sitting state as viewed from the front on which the user can sit, and Fig. 1 (b) is a front view on which the user can lean on the standing assist type trunk balance trainer in the standing state. It is a perspective view from

Referring to FIG. 1( a ), the standing assistance type trunk balance trainer according to an embodiment of the present invention includes a footrest part 100 , a seat part 200 , and a backrest part 400 .

The scaffold 100 is in contact with the ground to support the entire device. In order to stably support the device, it is preferable to make the area projected on the ground larger than other parts.

When the user sits in the device, the seat 200 may support the user's hips and thighs, and the back 400 may support the user's back. The seat part 200 is connected to the footrest part 100 by a hinge connection from the knee side, and is connected to the backrest part 400 from the hip side by a hinge connection.

Referring to FIG. 1B , the standing assist type trunk balance trainer according to an embodiment of the present invention further includes a seat driving unit 500 , a control unit 600 , and a communication unit 700 .

The seat driving unit 500 is positioned below the seat unit 200 or behind the side on which the user leans to push the seat unit 200 with respect to the footrest unit 100 . When the seat driving unit 500 pushes the seat unit 200, the seat unit 200 hingedly coupled to the footrest unit 100 and the knee side rotates with respect to the knee side, and the hip side rises, and is perpendicular to the footrest unit. rotate close to The backrest, which is hinged to the seat, can also be maintained vertically to form a standing posture as a whole.

The control unit 600 receives the standing training setting from the user, drives the seat driving unit 500 to perform the standing training, and outputs the standing training state to the user. The control unit 600 may be implemented using various input/output devices such as a touch panel. The communication unit 700 may transmit training information data to or receive from an external device. The communication unit 700 may be configured as an independent device or may be configured as a module within the control unit 600 . By using the standing-assisted trunk balance trainer according to an embodiment of the present invention, the elderly or hemiplegic patients can facilitate trunk strength exercise.

2 is a side view and a perspective view showing a specific configuration of a seated state of the standing assistance type trunk balance trainer according to an embodiment of the present invention. Fig. 2(a) is a side view of the standing-assisting trunk balance trainer in a sitting state, and Fig. 2(b) is a perspective view of the standing-assisting trunk balance trainer in a seated state, as viewed from the rear opposite to the side on which the user is seated. to be.

The footrest 100 includes a floor frame 110 , a support 130 , a standing center of gravity detection module 150 , and a knee support protector 170 .

The floor frame 110 is in contact with the ground to support the standing assistance type trunk balance trainer. In order to stably support the device, it is preferable that the area projected on the ground be the largest than other parts.

The support 130 protrudes upward from the bottom frame 110 and is connected to the seat 200 . In order to stably support the seat 200 , the support 130 may support more than a certain area of the seat or support the front and rear of the seat. In FIG. 2 , the support 130 and the seat 200 are hinge-coupled through a pair of first hinges 230 .

The standing center of gravity detection module 150 is installed in a part of the floor frame 110 in contact with the user's foot. The standing center of gravity detection module 150 may detect left and right weight movement of the user's sole in the standing posture. The standing center of gravity detection module 150 may use two or more pressure sensors to detect which side the center of gravity is biased toward.

The knee support protector 170 is located above the support 130, and fixes the user's knee to the device. The knee support protector 170 may use a belt or an airbag to fix the leg in the knee region.

The backrest part 400 includes a backrest frame 410 , a backrest plate 430 , an armrest 450 , a seat belt 460 for fixing the upper body, a headrest 470 , and a backrest cushion 480 .

A pair of backrest frames 410 are respectively coupled to a pair of second hinges 290 connected to the seat 200 . The backrest plate 430 is coupled to a pair of backrest frames 410 .

The armrest 450 is positioned on the left and right of the backrest plate to support the user's arm. The armrest 450 is coupled to the side of the backrest plate so as to be rotatable up and down. The upper body fixing seat belt 460 fixed to the backrest plate is positioned above the armrest 450 to fix the user's torso to the device. The head rest 470 is coupled to the upper portion of the backrest plate to support the user's head. The back cushion 480 may be coupled to the front of the back plate 430 to support the user's back.

The control unit 600 receives a standing training setting from a user, outputs a standing training state to the user, receives a signal from the standing center of gravity detection module 150, and adjusts the user's standing posture and sitting posture to the actuator ( 510) can be controlled. In FIG. 2 , the control unit 600 is attached to the back side of the backrest plate 430 , but may be installed at a position such as the armrest 450 .

3 is a side view and a perspective view illustrating a specific configuration of a standing state of the standing-assisting trunk balance trainer according to an embodiment of the present invention. Figure 3 (a) is a side view of the standing state viewed from the side, Figure 3 (b) is a perspective view of the standing state viewed from the rear opposite to the surface on which the user leans.

The seat 200 includes a hinged member 210, a first hinge 230, an upper seat frame 250, a lower seat frame 270, a second hinge 290, a seat plate 310, a seat cushion ( 330).

The hinge member 210 is horizontally coupled to the upper portion of the support 130 . Since the seat 200 rotates upward with respect to the support 130 based on the hinge fixing member 210 , the device is converted to a standing posture as shown in FIG. 3 .

A pair of first hinges 230 are coupled and fixed to the hinge fixing member 210 . Each of the first hinges 230 is provided with a hinge hole above the hinge fixing member and at the rear of the hinge fixing member, respectively, in accordance with the rotation range of the seat plate 310 . One end of the upper seat frame 250 is rotatably coupled to the upper side of the first hinge 230 , that is, the upper hinge hole. One end of the lower seat frame 270 is rotatably coupled to the rear side of the first hinge 230 , that is, the lower hinge hole. The length of the upper seat frame 250 is made equal to the length of the lower seat frame 270 .

The second hinge 290 includes two hinge holes having the same hinge hole spacing as the hinge hole spacing of the first hinge 230 . The other end of the upper seat frame 250 and the other end of the lower seat frame 270 are respectively rotatably coupled to the hinge hole of the second hinge 290 .

Since the hinge hole spacing of the first hinge 230 and the hinge hole spacing of the second hinge 290 are the same, and the length of the upper seat frame 250 is the same as the length of the lower seat frame 270, the first hinge ( The space formed by the 230 and the second hinge 290 becomes a parallelogram. Since the first hinge 230 is fixed to the hinge fixing member 210, even when the upper seat frame 250 and the lower seat frame 270 rotate, the first hinge 230 and the second hinge 290 are The space formed always maintains a parallelogram. That is, the backrest 400 connected to the second hinge 290 can always maintain a constant angle, that is, vertical, so that the user can stably lean on his or her back even when standing and sitting are repeated.

The seat plate 310 is coupled to the upper seat frame 270 . A seat cushion 330 supporting the user's buttocks may be coupled to the seat plate 310 .

The seat driving unit 500 includes an actuator 510 and a damper 550 .

The actuator 510 is installed between the floor frame 110 and the seat plate 310 . The electric actuator 510 includes a driving motor 520 and a driving unit 530 . When the driving motor 520 is operated, the driving unit 530 is stretched or decreased, so that the seat unit 200 rotates about the first hinge 230 to convert it to a standing or sitting posture. That is, when the actuator 510 is elongated, the seat plate 310 may be rotated upward based on the first hinge 230 to assist the user in standing up.

The actuator 510 rotates around a position fixed to the floor frame, whereas the seat plate 310 rotates around the first hinge 230, so even if the driving unit 530 is stretched to the same length during a standing operation, the seat The speed at which the plate 310 rotates gradually increases. Therefore, if the protrusion speed of the driving unit 530 of the actuator is gradually decreased during the standing operation, the user can comfortably perform the standing operation. Conversely, during the seating operation, the protrusion speed of the driving unit 530 is gradually increased to allow a smooth seating operation.

The damper 550 can be used for fast and dangerous opening/closing speed and shock absorption. As the damper 550, an oil cylinder, an air cylinder, or the like may be used.

4 is a schematic diagram showing the input form of the control unit of the standing assistance type trunk balance trainer according to an embodiment of the present invention.

The user may input a training amount through the controller 600 in advance before performing the standing training. Referring to FIG. 4 , when the standing posture and the sitting posture maintenance time are multiplied by the number of repetitions, the total required time can be obtained by the following equation.

That is, total required time = (standing posture maintenance time + sitting posture maintenance time) * number of repetitions

In FIG. 4 , the training for repeating standing and sitting is shown, but the standing and sitting exercise can be performed in various ways.

5 is a perspective view showing the configuration of a standing assist type trunk balance trainer according to another embodiment of the present invention. Figure 5 (a) is a seated state, Figure 5 (b) is a perspective view of the standing state viewed from the rear opposite to the surface on which the user is seated.

The backrest 400 includes a backrest frame 410, a backrest plate 430, an armrest 450, a seat belt 460 for fixing the upper body, a headrest 470, a backrest cushion 480, and a backrest front and rear adjusting device 490 ) may be included.

The backrest front and rear adjusting device 490 may adjust the distance between the backrest plate 430 and the backrest cushion 480 .

Meanwhile, in FIG. 5 , the shape of the support 130 is different from FIG. 3 . Also, instead of the damper 550, two actuators 510 are mounted.

6 is a photograph showing the configuration of the seat portion of the standing assist type trunk balance trainer according to another embodiment of the present invention.

The seat 200 may further include a seat center of gravity detection module 350 between the seat plate 310 and the seat cushion 330 . The seated center of gravity detection module 350 may detect left and right weight movement of the user's hips in the sitting posture. The seated center of gravity detection module 350 may detect which side the center of gravity of the hip is biased by using two or more pressure sensors.

7 is a photograph showing an example of using the display device in the standing assist type trunk balance trainer according to another embodiment of the present invention. Figure 7 (a) is a sitting state, Figure 7 (b) is a perspective view of the standing state viewed from the back of the user's seated surface.

Standing assistance type trunk balance trainer according to another embodiment of the present invention may include a display device (800). The display device 800 may display content moving left and right, and the user may respond by moving the center of gravity left and right. The display device 800 may display content moving up and down, and the user may respond by moving up and down through standing and sitting movements. That is, content moving up, down, left, and right may be displayed on the display device 800 , and the user may react by moving the body up, down, left and right in response.

The controller 600 may assist the standing exercise by recognizing the user's movement. When a signal generated when the user desires to stand, such as when the pressure detected by the seated center of gravity detection module 350 is lowered or vibrates, is detected, the actuator 510 may be driven to change the device to the standing mode.

8 is a photograph showing an example of the contents of the standing assistance type trunk balance trainer according to another embodiment of the present invention. Fig. 8 (a) shows content that moves left and right, and Fig. 8 (b) shows content displayed vertically, left and right.

When the user responds in a standing state to the content as shown in FIG. 8( a ), when the user moves the center of gravity, the standing center of gravity detection module 150 may detect the direction of the center of gravity. If it is determined that the detected center of gravity is in the same direction as the direction of the content, the controller 600 may set the score as the user's score and display it on the display device 800 .

In order to respond to the contents displayed on the top, bottom, left and right as shown in Fig. 8(b), when the user performs a vertical movement as well as the left and right center of gravity, the standing center of gravity detection module 150 and the seated center of gravity detection module 350 It is possible to detect the user's reaction state through When it is determined that the detected direction is the same as the direction in which the content is displayed, the control unit 600 may set the score as the user's score and display it on the display apparatus 800 .

By using such game contents, the user can do standing exercise and left-right balance exercise with interest, so that the user can be more effectively rehabilitated.

100: footrest (100) 110: floor frame (110)
130: support (130) 150: standing center of gravity detection module (150)
170: knee support protector (170)
200: seat portion 200 210: hinged member (210)
230: first hinge 230 250: upper seat frame 250
270: lower seat frame 270 290: second hinge 290
310: seat plate (310) 330: seat cushion (330)
350: seated center of gravity detection module (350)
400: backrest portion 400 410: backrest frame 410
430: back plate (430) 450: armrest (450)
460: seat belt for upper body fixing (460) 470: head rest (470)
480: back cushion (480) 490: backrest front and rear adjustment device (490)
500: seat driving unit (500) 510: actuator (510)
520: drive motor (520) 550: damper (550)
600: control unit 600 700: communication unit 700
800: display device (800)

Claims (7)

In the standing assistance type trunk balance trainer for trunk strength exercise of the elderly or hemiplegic patients,
A footrest comprising: a floor frame supporting the standing-assisting trunk balance trainer in contact with the ground; ;
A hinged member horizontally coupled to the upper portion of the support, a pair of first hinges coupled to the hinged member, and a pair of upper seat frames, one end of which is rotatably coupled to the upper portion of the first hinge, and one end A pair of lower seat frames rotatably coupled to a lower portion of the first hinge, a pair of second hinges rotatably coupled to the other end of the upper seat frame and the other end of the lower seat frame, respectively, and the upper seat a seat portion having a seat plate coupled to the frame;
A pair of backrest frames coupled to the second hinge, a backrest plate coupled to the pair of backrest frames, and up and down rotatable armrests positioned on the left and right of the backrest plate to support the user's arm, and on the upper backrest plate a backrest having a headrest coupled to support the head;
a seat driving unit having an actuator installed between the floor frame and the seat plate to assist the user in standing by rotating the seat plate upward based on the first hinge when the actuator extends; and
A control unit that receives a standing training setting from a user, outputs a standing training state to the user, receives a signal from the standing center of gravity detection module, and controls the operation of the actuator according to the user's standing and sitting posture; includes; Standing assistance type trunk balance trainer, characterized in that. The method of claim 1,
The footrest portion, the support for knee support on the upper portion; further comprising,
The backrest portion, a seat belt for fixing the upper body above the armrest; stand-up assistance type trunk balance trainer, characterized in that it further comprises. The method of claim 1,
The backrest portion,
a back cushion coupled to the front of the backrest plate to support the user's back; and
The standing assistance type trunk balance trainer further comprising a; backrest front and rear adjusting device for adjusting the distance between the backrest plate and the backrest cushion. The method of claim 1,
A display device for displaying content moving left and right; further comprising,
Standing assistance type trunk balance trainer, characterized in that when the standing center of gravity detection module detects the same direction as the content, the control unit sets the score as scored by the user. The method of claim 1,
The seat part,
a seat cushion for supporting the user's buttocks coupled to the seat plate; and
Standing assistance type trunk balance trainer, characterized in that it further comprises; a seated center of gravity detection module for detecting left and right weight movement of the user's buttocks in the sitting posture. 6. The method of claim 5,
A display device for displaying content moving up, down, left and right; further comprising,
Standing assistance type trunk balance trainer, characterized in that when the standing center of gravity detection module and the sitting center of gravity detection module detect the same direction as the content, the control unit sets the score as scored by the user. The method of claim 1,
Transmitting the training information data to an external device, or a communication unit for receiving from an external device; Standing assistance type trunk balance trainer further comprising a.

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