CN114176595A - Grip strength measuring device and working method thereof - Google Patents
Grip strength measuring device and working method thereof Download PDFInfo
- Publication number
- CN114176595A CN114176595A CN202210022650.0A CN202210022650A CN114176595A CN 114176595 A CN114176595 A CN 114176595A CN 202210022650 A CN202210022650 A CN 202210022650A CN 114176595 A CN114176595 A CN 114176595A
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- CN
- China
- Prior art keywords
- grip
- grip strength
- main body
- measuring device
- dynamometer
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/22—Ergometry; Measuring muscular strength or the force of a muscular blow
- A61B5/224—Measuring muscular strength
- A61B5/225—Measuring muscular strength of the fingers, e.g. by monitoring hand-grip force
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0247—Pressure sensors
Abstract
The invention discloses a grip strength measuring device and a working method thereof, wherein the grip strength measuring device comprises: the grip dynamometer comprises a grip dynamometer main body and an inertia measuring unit, wherein a pressure detecting part is arranged on the grip dynamometer main body and used for detecting the pressure applied to the grip dynamometer main body, the inertia measuring unit is arranged in the grip dynamometer main body and used for monitoring the motion of the grip dynamometer main body. By applying the invention, the grip strength measuring device capable of assisting the user to keep the correct use posture is provided, and if the user holds the grip strength meter main body by hand, the inertial measurement unit can monitor the corresponding action and prompt the user; the invention has simple structure and convenient use, and can further improve the measurement accuracy of the holding force.
Description
Technical Field
The invention relates to the technical field of grip gauges, in particular to a grip strength measuring device and a working method thereof.
Background
Grip strength is an important index for measuring the strength of upper limbs of a human body, and the grip strength of the upper limbs of the human body needs to be detected correspondingly in physical fitness tests of teenagers and middle-aged and old people. The core part of traditional grip dynamometer is a force sensor, drives force sensor through the finger hard under the motion of other mechanical structure of cooperation and produces deformation, and then obtains the grip strength data of hand. However, the existing grip dynamometer cannot determine whether the user is kept in a stable posture suitable for grip measurement during measurement, that is, the user can easily perform other body movements during the use of the grip dynamometer, so that the grip dynamometer is in a movement state with a large amplitude, and the reading deviation of the grip dynamometer is large.
Disclosure of Invention
In view of the above, in order to solve the above problems, the present invention provides a grip strength measuring apparatus, comprising: the grip dynamometer comprises a grip dynamometer main body and an inertia measuring unit, wherein a pressure detecting part is arranged on the grip dynamometer main body and used for detecting the pressure applied to the grip dynamometer main body, the inertia measuring unit is arranged in the grip dynamometer main body and used for monitoring the motion of the grip dynamometer main body.
In another preferred embodiment, a pressure sensor is mounted in the grip dynamometer body and used for detecting the pressure applied to the grip dynamometer body.
In another preferred embodiment, a gap is arranged on the grip dynamometer body, the pressure sensor is installed in the gap, and the pressure detection part is formed on the outer side of the grip dynamometer body close to the gap.
In another preferred embodiment, the grip dynamometer body is arranged in a columnar structure.
In another preferred embodiment, the method further comprises: the battery and the control panel are installed in the grip dynamometer main body, the battery is connected with the control panel, and the inertia measuring unit and the pressure sensor are connected with the control panel.
In another preferred embodiment, the method further comprises: the vibration motor is arranged in the grip dynamometer main body and is connected with the control panel.
In another preferred embodiment, the method further comprises: the Bluetooth device is installed in the grip dynamometer main body and connected with the control panel, and the Bluetooth device is used for being in wireless connection with external equipment.
In another preferred embodiment, an insertion opening is formed in the middle of one end of the grip dynamometer main body along the axis, and the gap is formed in the insertion opening.
In another preferred embodiment, the middle part of the grip dynamometer body is arranged in a cylindrical structure, and two ends of the grip dynamometer body are arranged in a hemispherical structure.
The invention also aims to provide an operating method of the grip strength measuring device, which comprises the grip strength measuring device, and the operating method comprises the following steps: when a user uses the grip strength measuring device, the inertia measuring unit monitors the movement of the grip strength measuring device in real time, and when the movement of the grip strength measuring device is larger than a preset threshold value, the grip strength measuring device gives an alarm to remind the user that the use action is not standard.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following positive effects: by applying the invention, the grip strength measuring device capable of assisting the user to keep the correct use posture is provided, and if the user holds the grip strength meter main body by hand, the inertial measurement unit can monitor the corresponding action and prompt the user; the invention has simple structure and convenient use, and can further improve the measurement accuracy of the holding force.
Drawings
FIG. 1 is an internal schematic view of a grip strength measuring device according to the present invention;
fig. 2 is an overall schematic view of a grip strength measuring apparatus according to the present invention.
In the drawings:
1. a grip meter body; 2. an inertial measurement unit; 3. a pressure detection unit; 4. a pressure sensor; 5. a gap; 6. a battery; 7. a control panel; 8. a vibration motor.
Detailed Description
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
As shown in fig. 1 and 2, there is shown a grip strength measuring apparatus of a preferred embodiment, comprising: grip meter main part 1 and inertia measuring unit 2 have a pressure measurement portion 3 on the grip meter main part 1, and pressure measurement portion 3 is used for detecting the pressure that grip meter main part 1 received, and inertia measuring unit 2 sets up in grip meter main part 1, and inertia measuring unit 2 is used for monitoring the motion of grip meter main part 1. Further, when a user needs to perform a grip strength test, the grip strength meter main body 1 is placed on a hand, then a force is applied to the grip strength detection part of the grip strength meter main body 1, and in the force application process, if the inertia measurement unit 2 finds that the grip strength meter main body 1 moves beyond a certain threshold value, the user is reminded or the result of the grip strength measurement is recorded directly and is inaccurate.
Further, as a preferred embodiment, the inertial measurement unit 2 is an IMU device, which is a sensor having a three-axis accelerometer and a three-axis angular velocity meter, for detecting displacement and rotation movements of the grip dynamometer body 1 in three directions X, Y, Z in space.
Further, as a preferred embodiment, a pressure sensor 4 is installed in the grip dynamometer body 1, and the pressure sensor 4 is used for detecting the pressure applied to the grip dynamometer body 1.
Further, as a preferred embodiment, a gap 5 is provided on the grip dynamometer body 1, the pressure sensor 4 is installed in the gap 5, and the pressure detecting portion 3 is formed on the outer side of the grip dynamometer body 1 near the gap 5.
Further, as a preferred embodiment, the grip dynamometer main body 1 is disposed in a columnar structure.
Further, as a preferred embodiment, the method further comprises: battery 6 and control panel 7, battery 6 and control panel 7 are all installed in grip dynamometer main part 1, and battery 6 is connected with control panel 7, and inertia measuring unit 2 and pressure sensor 4 all are connected with control panel 7.
Further, as a preferred embodiment, the control board 7 is a PCB control board 7.
Further, as a preferred embodiment, the grip dynamometer main body 1 is provided with a connection port for charging the battery 6.
Further, as a preferred embodiment, the battery 6 may also be a detachable battery 6, and specifically, the grip dynamometer main body 1 includes a first portion and a second portion, the first portion is provided with a battery 6 slot for mounting the detachable battery 6, and the first portion and the second portion are operatively connected to each other to form the complete grip dynamometer main body 1.
Further, as a preferred embodiment, the method further comprises: vibrating motor 8, vibrating motor 8 install in grip meter main part 1, and vibrating motor 8 is connected with control panel 7.
Further, as a preferred embodiment, the method further comprises: the bluetooth device, bluetooth device install in grip dynamometer main part 1, and the bluetooth device is connected with control panel 7, and the bluetooth device is used for with external equipment wireless connection. Further, the application of force data that the user acted on grip dynamometer main part 1 can be sent to control panel 7 after acquireing through pressure sensor 4, and control panel 7 rethread foretell bluetooth device is sent to external equipment, and the user accessible external equipment looks over and edits corresponding application of force data.
Further, as a preferred embodiment, the external device is preferably a mobile phone installed with a corresponding control program.
Further, as a preferred embodiment, an insertion opening is formed in the middle of one end of the grip meter body 1 along the axis, and a gap 5 is formed in the insertion opening.
Further, as a preferred embodiment, the middle part of the grip meter main body 1 is arranged in a cylindrical structure, and both ends of the grip meter main body 1 are arranged in a hemispherical structure.
Further, as a preferred embodiment, the insertion opening penetrates through the middle of one of the hemispherical structures and divides the grip dynamometer main body 1 at the insertion opening into two parts.
Further, as a preferred embodiment, the outer contour of the grip meter body 1 is configured in a rod-like structure.
Further, as a preferred embodiment, the battery 6, the vibration motor 8, the inertia measurement unit 2, the control board 7, and the pressure sensor 4 provided in the grip meter body 1 are sequentially provided along the longitudinal direction of the grip meter body 1.
The above are merely preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.
The present invention also has the following embodiments in addition to the above:
an operating method of a grip strength measuring apparatus including any one of the above grip strength measuring apparatuses, the operating method comprising: when a user uses the grip strength measuring device, the inertia measuring unit 2 monitors the movement of the grip strength measuring device in real time, and when the movement of the grip strength measuring device is larger than a preset threshold value, an alarm is given to remind the user that the use action is not standard. Further, when the inertia measurement unit 2 detects that a certain displacement motion or rotation motion occurs in the grip dynamometer body 1 in the X, Y or Z direction and the corresponding motion amplitude exceeds a preset threshold value, the grip strength measurement device gives an alarm to remind a user.
In a further embodiment of the present invention, the preset threshold is a movement limit data which is input in advance and stored in the control board 7, when the preset threshold is within a preset threshold range, the movement of the grip dynamometer body 1 caused by the user in the using process will not affect the pressure reading of the grip dynamometer body 1, and the pressure reading measured by the grip dynamometer body 1 is the actual force applied by the user.
In a further embodiment of the present invention, a reminding device for alarming is further provided, the reminding device is matched with the inertial measurement unit 2, and the reminding device is any device for sending out alarm information to a user.
In a further embodiment of the present invention, the reminding device may be the vibration motor 8 described above. Further, when the movement of the grip strength measuring device is larger than the preset threshold value, the vibration motor 8 starts to work to generate certain vibration so as to remind a user that the current grip strength measuring device is not suitable for grip strength measurement.
In a further embodiment of the present invention, the reminding device may be a warning light. Further, when the movement of the grip strength measuring device is larger than the preset threshold value, the above-mentioned indicator light is used for emitting corresponding light, for example, changing from green to red, so as to give corresponding prompt to the user.
In a further embodiment of the present invention, the above-mentioned indicator light is installed on the outer wall of the grip dynamometer main body 1, and the indicator light is connected with the control board 7 through a circuit.
In a further embodiment of the present invention, the reminding device may be the speaker of the external device. Further, after the grip dynamometer main body 1 is connected with an external device such as a mobile phone through a bluetooth device, when the movement of the grip dynamometer device is larger than a preset threshold value, a speaker of the mobile phone sends out an alarm audio frequency to correspondingly remind a user.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. A grip strength measuring apparatus, comprising: the grip dynamometer comprises a grip dynamometer main body and an inertia measuring unit, wherein a pressure detecting part is arranged on the grip dynamometer main body and used for detecting the pressure applied to the grip dynamometer main body, the inertia measuring unit is arranged in the grip dynamometer main body and used for monitoring the motion of the grip dynamometer main body.
2. The grip strength measuring device of claim 1, wherein a pressure sensor is mounted in the grip strength meter body, and the pressure sensor is used for detecting the pressure applied to the grip strength meter body.
3. The grip strength measuring device according to claim 2, wherein a gap is formed in the grip strength meter body, the pressure sensor is installed in the gap, and the pressure detecting portion is formed on an outer side of the grip strength meter body near the gap.
4. The grip strength measurement device of claim 1, 2 or 3, wherein the grip strength meter body is provided in a columnar structure.
5. The grip strength measurement device of claim 2, further comprising: the battery and the control panel are installed in the grip dynamometer main body, the battery is connected with the control panel, and the inertia measuring unit and the pressure sensor are connected with the control panel.
6. The grip strength measurement device of claim 5, further comprising: the vibration motor is arranged in the grip dynamometer main body and is connected with the control panel.
7. The grip strength measurement device of claim 5, further comprising: the Bluetooth device is installed in the grip dynamometer main body and connected with the control panel, and the Bluetooth device is used for being in wireless connection with external equipment.
8. The grip strength measuring device of claim 4, wherein an insertion opening is formed in a middle portion of one end of the grip strength meter body along an axis, and the slit is formed in the insertion opening.
9. The grip strength measuring device of claim 4, wherein the grip strength meter body is disposed in a cylindrical structure at the middle portion thereof, and is disposed in a hemispherical structure at both ends thereof.
10. A method for operating a grip strength measuring apparatus comprising the grip strength measuring apparatus according to any one of claims 1 to 9, wherein the method comprises: when a user uses the grip strength measuring device, the inertia measuring unit monitors the movement of the grip strength measuring device in real time, and when the movement of the grip strength measuring device is larger than a preset threshold value, an alarm is given to remind the user that the use action is not standard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210022650.0A CN114176595A (en) | 2022-01-10 | 2022-01-10 | Grip strength measuring device and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210022650.0A CN114176595A (en) | 2022-01-10 | 2022-01-10 | Grip strength measuring device and working method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114176595A true CN114176595A (en) | 2022-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210022650.0A Pending CN114176595A (en) | 2022-01-10 | 2022-01-10 | Grip strength measuring device and working method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114176595A (en) |
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2022
- 2022-01-10 CN CN202210022650.0A patent/CN114176595A/en active Pending
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