阅读说明：本技术 一种握力检测装置及应用其的上肢训练装置 (Grip strength detection device and upper limb training device applying same ) 是由 邢金秋 都吉良 黄日新 冯伟 邱松 于 2020-12-08 设计创作，主要内容包括：本发明公开了一种握力检测装置及应用其的上肢训练装置,握力检测装置包括抓握部件、压力传感器和震动器,抓握部件用于手掌抓握,所述抓握部件内填充气体；压力传感器安装在所述抓握部件上,用于感应所述抓握部件内压强的变化；震动器与所述抓握部件连接,所述震动器通过处理器与所述压力传感器连接,所述压力传感器输出的电信号达到所述处理器的设定值时,所述震动器会带动所述抓握部件震动,上肢训练装置包括前臂主体、后臂主体和以上任意一项所述握力检测装置,所述前臂主体与所述后臂主体活动连接,所述握力检测装置安装在所述前臂主体上,当手掌抓握力度达到一定目标后,能够给用户手部即时的感触反馈,本发明用于医疗设备领域。(The invention discloses a grip strength detection device and an upper limb training device applying the same, wherein the grip strength detection device comprises a gripping part, a pressure sensor and a vibrator, the gripping part is used for gripping a palm, and the gripping part is filled with gas; the pressure sensor is arranged on the gripping part and used for sensing the change of the pressure in the gripping part; the vibrator is connected with the grasping part, the vibrator is connected with the pressure sensor through the processor, an electric signal output by the pressure sensor reaches a set value of the processor, the vibrator can drive the grasping part to vibrate, the upper limb training device comprises a forearm main body, a rear arm main body and any one of the gripping force detection devices, the forearm main body is movably connected with the rear arm main body, the gripping force detection devices are installed on the forearm main body, and when the palm grasping force reaches a certain target, the instant touch feedback can be given to the hand of a user.)

1. A grip strength detection device is characterized in that: comprises that

A gripping member (100) for palm gripping, the gripping member (100) being filled with a gas;

the pressure sensor is arranged inside the gripping part (100) and is used for sensing the change of the pressure inside the gripping part (100);

the vibrator is connected with the gripping part (100), the vibrator is connected with the pressure sensor through a processor, and when the electric signal output by the pressure sensor reaches a set value of the processor, the vibrator can drive the gripping part (100) to vibrate.

2. The grip strength detection apparatus according to claim 1, wherein: the gripping member (100) has elasticity.

3. The grip strength detection apparatus according to claim 1, wherein: the gripping member (100) is of a telescopic construction.

4. The grip strength detection apparatus according to claim 1, wherein: the pressure sensor is connected with the display, and the display is used for displaying pressure changes.

5. The grip strength detection apparatus according to claim 1, wherein: the bottom of the gripping part (100) is provided with a base (101), and the vibrator is arranged in the base (101).

6. The grip strength detection apparatus according to claim 5, wherein: the pressure sensor is mounted on the base (101).

7. An upper limb training device is characterized in that: comprising a forearm body (1), a rear arm body (2) and the grip strength detection device (10) of any one of claims 1 to 6, wherein the forearm body (1) is movably connected with the rear arm body (2), and the grip strength detection device (10) is arranged on the forearm body (1).

8. The upper limb training device of claim 7, wherein: an arm support (11) is arranged on the forearm main body (1) and used for supporting the forearm.

9. The upper limb training device of claim 7, wherein: an elbow support (21) is arranged on the rear arm main body (2) and used for supporting the elbow.

10. The upper limb training device of claim 7, wherein: still include frame (3), be equipped with connecting device (4) on frame (3), back arm main part (2) with connecting device (4) are articulated.

Technical Field

The invention is used in the field of medical equipment, and particularly relates to a grip strength detection device and an upper limb training device applying the same.

Background

In the field of upper limb intelligent feedback training systems, the existing grip strength detection module lacks a body feedback somatosensory function, and in the use process, the function is single, and after the palm grasping force reaches a certain target, the palm grasping force cannot give instant tactile feedback to the hand of a user.

Disclosure of Invention

The invention aims to solve at least one of the technical problems in the prior art, and provides a force detection device and an upper limb training device using the same, which can provide instant tactile feedback for the hand of a user when the palm grasping force reaches a certain target.

In a first aspect, the present invention provides a grip strength detection apparatus comprising

The gripping part is used for palm gripping, and gas is filled in the gripping part;

the pressure sensor is arranged inside the gripping part and used for sensing the change of the pressure inside the gripping part;

the vibrator is connected with the gripping part and the pressure sensor through a processor, and when the electric signal output by the pressure sensor reaches a set value of the processor, the vibrator can drive the gripping part to vibrate.

The technical scheme at least has the following advantages or beneficial effects: in the use, the gripping part is held to the hand and the extrusion is done all can for the inside gas pressure of gripping part exerts on pressure sensor, pressure sensor converts pressure signal into the signal of telecommunication and conveys to the treater, when the signal of telecommunication reaches the setting value of treater, the treater can give vibrator feedback signal of telecommunication, the vibrator can drive gripping part after receiving the signal of telecommunication and shake, so that the staff receives vibrations feedback, thereby realize when the palm gripping dynamics reaches certain target after, can give the instant sense of touch feedback of user's hand.

As a further improvement of the technical solution of the present invention, the grip member has elasticity.

As a further improvement of the technical solution of the present invention, the grip member is a stretchable structure.

Further as an improvement of the technical scheme of the invention, the pressure sensor further comprises a display, the pressure sensor is connected with the display, and the display is used for displaying pressure change.

Further as the improvement of the technical scheme of the invention, the bottom of the gripping part is provided with a base, and the vibrator is arranged in the base.

As a further improvement of the technical solution of the present invention, the pressure sensor is mounted on the base.

In a second aspect, the invention further provides an upper limb training device, which includes a forearm body, a rear arm body and any one of the above grip strength detection devices, wherein the forearm body is movably connected with the rear arm body, and the grip strength detection device is mounted on the forearm body.

The technical scheme at least has the following advantages or beneficial effects: in the use, user's arm is put fixedly on the forearm main part, puts the back arm and fixes at the back arm main part, and the hand is held the gripping part, trains through doing the arm bending, and this kind of device is in user's use, and after palm gripping dynamics reached certain target, can give the timely vibrations feedback of user.

Further as an improvement of the technical scheme of the invention, an arm support is arranged on the forearm main body and used for supporting the forearm.

As a further improvement of the technical scheme of the invention, an elbow support is arranged on the rear arm main body and used for supporting the elbow.

Further as an improvement of the technical scheme of the invention, the robot arm further comprises a rack, wherein a connecting device is arranged on the rack, and the rear arm main body is hinged with the connecting device.

Drawings

The invention will be further described with reference to the accompanying drawings in which:

FIG. 1 is a labeled schematic illustration of portions of components of one embodiment of the invention;

FIG. 2 is a labeled schematic illustration of additional portions of one embodiment of the invention;

fig. 3 is a schematic structural diagram of a grip strength detecting apparatus according to an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the present invention, if directions (up, down, left, right, front, and rear) are described, it is only for convenience of describing the technical solution of the present invention, and it is not intended or implied that the technical features referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, it is not to be construed as limiting the present invention.

In the invention, the meaning of "a plurality" is one or more, the meaning of "a plurality" is more than two, and the terms of "more than", "less than", "more than" and the like are understood to exclude the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the present invention, unless otherwise specifically limited, the terms "disposed," "mounted," "connected," and the like are to be understood in a broad sense, and for example, may be directly connected or indirectly connected through an intermediate; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above-mentioned words in the present invention can be reasonably determined by those skilled in the art in combination with the detailed contents of the technical solutions.

Referring to fig. 3, an embodiment of the present invention provides a grip strength detecting apparatus, including a gripping unit 100, a pressure sensor and a vibrator, wherein the gripping unit 100 is used for palm gripping, the gripping unit 100 is filled with gas, the pressure sensor is disposed inside the gripping unit 100 and is used for sensing a change in pressure inside the gripping unit 100, the vibrator is connected to the pressure sensor through a processor, and when an electrical signal output by the pressure sensor reaches a set value of the processor, the vibrator drives the gripping unit 100 to vibrate.

In the use, the hand is held gripping part 100 and is pushed with strength for the inside gas pressure of gripping part 100 is applyed on pressure sensor, pressure sensor converts pressure into the signal of telecommunication and conveys to the treater, when the signal of telecommunication reaches the setting value of treater, the treater can give vibrator feedback signal of telecommunication, the vibrator can drive gripping part 100 after receiving the signal of telecommunication and shake, so that the hand receives vibrations feedback, thereby realize when the palm degree of gripping reaches certain target after, can give the instant sense of touch feedback of user's hand.

Referring to fig. 3, specifically, the grip 100 is a cylindrical structure having a cavity therein, and in the embodiment of the invention, the entire structure of the grip 100 is elastic, so that when a hand applies pressure on the grip 100, the volume of the cavity inside the grip 100 is reduced, and thus the gas pressure inside the cavity is increased, and then the pressure is applied on the pressure sensor.

Of course, in addition to the elastic structure of the grip 100, the elastic structure may also be a stretchable structure, and during the use process, pressure may also be applied to the stretchable grip 100 to squeeze the gas in the cavity, and finally, the pressure may be applied to the pressure sensor.

In addition, the specific structure of the gripping member 100 is not limited to the cylindrical structure, and other structures facilitating palm gripping may be provided, such as a spherical structure similar to a palm.

Referring to fig. 3, in the embodiment of the present invention, a base 101 is provided at the bottom of the grip 100, and the vibrator is mounted inside the base 101, so that the center of gravity of the vibrator is lower during the vibration process, and the vibrator is more stable when the vibrator drives the grip 100 to vibrate.

Further, a pressure sensor is mounted on the base 101.

Specifically, the pressure sensor is mounted on the base 101 and is located in the cavity.

In some embodiments, the grip strength detecting device 10 further comprises a display, wherein the pressure sensor is connected to the display for displaying the change of the pressure value, the pressure sensor converts the received pressure into an electrical signal, and the electrical signal displays the specific pressure change on the display. During use, the user can more intuitively see the change in the pressure value applied to the gripping member 100.

Referring to fig. 1, 2 and 3, an embodiment of the present invention further provides an upper limb training device, including a forearm body 1, a rear arm body 2 and any one of the above grip strength detection devices 10, wherein the forearm body 1 is movably connected to the rear arm body 2, and the grip strength detection device 10 is mounted on the forearm body 1.

Specifically, the forearm body 1 is used for placing the forearm, the rear arm body 2 is used for placing the rear arm, and the hand grips the grip strength detection device 10.

In some embodiments, the forearm body 1 is provided with an arm support 11 for supporting the forearm.

Further, an elbow rest 21 is mounted on the rear arm body 2 for supporting the elbow.

In the use process, the user's arm is put on the arm support 11 and is fixed through the magic tape bandage, puts the elbow on the elbow support 21 and binds with the magic tape bandage, and the hand holds the gripping part 100, trains through doing the arm bending.

In addition, the upper limb training device also comprises a frame 3, a connecting device 4 is installed on the frame 3, and the rear arm main body 2 is hinged with the connecting device 4, so that in the use process, a user can perform the action of lifting the arm up and down besides the action of bending the arm.

In addition, be equipped with first resilient means between back arm main part 2 and the connecting device, be used for assisting the arm to continue to do the action of lifting after the arm is transferred.

Furthermore, a second elastic device is arranged between the front arm main body 1 and the rear arm main body 2, and is used for assisting the arm to continue to do bending movement after the arm is straightened.

Of course, the present invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.