CN110123344A - A kind of grip evaluation ball - Google Patents
A kind of grip evaluation ball Download PDFInfo
- Publication number
- CN110123344A CN110123344A CN201910322943.9A CN201910322943A CN110123344A CN 110123344 A CN110123344 A CN 110123344A CN 201910322943 A CN201910322943 A CN 201910322943A CN 110123344 A CN110123344 A CN 110123344A
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- China
- Prior art keywords
- layer
- ball
- resistive
- grip
- conductive layer
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
Abstract
The invention discloses a kind of grips to evaluate ball, comprising: touch layer is located at pressure relief ball outermost, contacts with the fitting of manpower inner face；Conversion zone is located inside touch layer, including conductive layer and resistive layer, and conductive layer and resistive layer are separated by air film, can be directly with resistive layers make contact and by the resistive short of contact after conductive layer compression；Feedback device can cooperate with resistive layer circuit connection with conversion zone, make feedback according to the extent of reaction of conversion zone.The invention has the beneficial effects that touch layer and human contact, the institute that grip evaluation ball surface can be subject to by conversion zone, which is effectively all aggregated on feedback device, to be handled, feedback device makes feedback to the pressure that conversion zone is subject in turn, the pressure i.e. grip that can complete touch layer and all contact surfaces of manpower summarize measurement, and measurement result is reliable.
Description
Technical field
The present invention relates to technical field of medical equipment more particularly to a kind of grip to evaluate ball.
Background technique
Grip is mainly to test the development degree of muscle of upper extremity group, test subject's forearm and hand muscle strength, reflection
A kind of index of the development level of human upper limb strength.But grip detection and existing grip needed for medical science
The function of detector is different.It is medically often more weak for postoperative or rehabilitation human body, doctor and patient are just needed at this time
It shakes hands, the rehabilitation situation to judge patient is perceived to the hand of patient.Existing grip detecting instrument generally comprises can bullet
Property reset two rod pieces, and can show reading instrument board, pass through thumb and other four fingers separation pressing two bars
Part, the reading shown in instrument board are grip size.Be disadvantageous in that existing for it thumb as support section its
Force size cannot detect, simultaneously because grip can only measure the power in two opposite directions of rod piece, measurement degree is not accurate enough, because
This existing grip detecting instrument can not be applied to the health status detection of rehabilitation patient.
Authorization Notice No. is CN208582931U in Chinese patent literature, and authorized announcement date is disclosed on March 8th, 2019
The utility model patent of entitled " PICC pressure relief ball ", this application discloses a kind of PICC pressure relief balls, including oval pressure relief ball
Body, the ellipse grip sphere is hollow structure, and the inside of the ellipse grip sphere is fixed with rubber skeleton, and ellipse
Gas, the rubber skeleton generally arcuate structure, the rubber are filled between the inside and rubber skeleton of circular handle sphere
Arc-shaped depression portion on glue skeleton is equipped with loose slot, is movably installed with movable block in the loose slot；General sponge in the prior art
Pressure relief ball, patient are difficult to hold the dynamics of ball, and the accuracy that patient holds ball dynamics is poor, and being unfavorable for people's rehabilitation training makes
With；During use, pressure sensor monitors the dynamics pinched and held to the utility model at any time, and is shown by pressure display screen
Out, the dynamics that patient holds ball can be understood at any time, improve the accuracy that patient holds ball dynamics, being conducive to people's rehabilitation training makes
With to reduce the generation of complication.Disadvantage is that grip size can not be contacted on oval grip sphere, and pressing
Force snesor position is to carry out pressure reset by spring again, and pressure sensor pressure direction that can be detected is only along spring
The direction of axis, detection accuracy are poor.
Therefore, design it is a kind of can the directive grip of comprehensive detection institute detection device it is just necessary.
Summary of the invention
The present invention will overcome grip detectors measure in the prior art direction single, and measurement result is not accurately insufficient,
A kind of grip evaluation ball is provided, grip can be evaluated to the feedback that ball is all transmitted to grip evaluation ball in different position stress
The reliability of grip measurement result is improved in position.
To achieve the goals above, the present invention adopts the following technical scheme that.
A kind of grip evaluation ball, comprising: touch layer is located at pressure relief ball outermost, contacts with the fitting of manpower inner face；Reaction
Layer is located inside touch layer, including conductive layer and resistive layer, and conductive layer and resistive layer are separated by air film, after conductive layer is pressurized
It can be directly with resistive layers make contact and by the resistive short of contact；Feedback device can match with resistive layer circuit connection with conversion zone
It closes, feedback is made according to the extent of reaction of conversion zone.Touch layer and human contact, the institute that surface can be subject to by conversion zone are strong
It is all aggregated on feedback device and handles, feedback device makes feedback to the pressure that conversion zone is subject in turn, can complete touch layer
Summarize measurement with the pressure of all contact surfaces of manpower i.e. grip, measurement result is reliable；Conductive layer and resistive layer cooperation,
When touch layer is by pressure in one's hands, air film is acted on by grip and being flattened, conductive layer and resistive layers make contact, the electricity covered by conductive layer
Resistance layer is short-circuited, so that the electric current of feedback device is different when grip difference, so that feedback device is made instead according to size of current
The evaluation of grip size is completed in feedback.
Preferably, conductive layer is the metal foil being attached on the inside of touch layer, resistive layer is fixed by a supporting sephere
Inside conductive layer.Conducting function is provided for conductive layer by metal foil, so that the conduction for completing conductive layer and resistive layer is anti-
It answers；Metal foil can also enhance the structural strength and toughness of touch layer, and touch layer is enable more easily to pass the pressure being subject to
It is delivered to conversion zone and reacts.
Preferably, air film includes several spaced air film units, separated between air film unit by rib.Gear
Side can assist preventing just directly contact under the conditions of no pressure of conductive layer and resistive layer as support, it is ensured that need to provide certain
Pressure can just make conductive layer and resistive layers make contact short circuit, exclude the interference of extra factor, improve the accuracy of grip measurement.
Preferably, resistive layer includes the resistance that several intervals are uniformly arranged, all resistance are arranged in series.In resistive layer
Being arranged in series for resistance can be such that the electric current in circuit stablizes, when grip influences resistive short, due to the resistance of grip short circuit
It is smaller so as to control the undulating value of grip compared to total finite resistance, thus be conducive to stability when measurement, and
And be conducive to the circuit stability of protective resistance layer and feedback device entirety, it improves service life.
Preferably, conductive layer is independently arranged in each air film cell surface, one is only passed through in single air film unit
Linear series resistance.Prevent resistive layer and conductive layer from the short circuit on cross-line road occur when being bonded and generating measurement interference, raising is held
The accuracy of power measurement.
Preferably, touch layer is made of silica gel material.Improve the comfort that manpower touches measurement.
Preferably, feedback device include several different colours lamp group at LED light group and control LED light group control
Chip controls chip and resistive layer series connection, is equipped with control switch between resistive layer and control chip.After control switch is opened, hold
When the difference of power, conductive layer is different with the area of resistive layers make contact, and the resistance quantity that resistive layer is short-circuited is different, so that electric current is not
Together, control chip detects the size of current in circuit and makes a response therewith, and control chip controls LED according to the variation of electric current
Lamp group issues the light of different colours, and as the visual cues of grip size, feedback result is intuitive, easy to use.
Preferably, feedback device includes digital display screen and control chip, digital display screen, control chip and resistive layer string
Connection is equipped with control switch between resistive layer and control chip.Grip size is intuitively reacted by digital display screen.
Preferably, feedback device further includes the Bluetooth transmission device being connected with control centre, feedback device can pass through
Bluetooth transmission device is connect with external terminal.It can directly be connect with mobile phone or computer by Bluetooth transmission device, Neng Goujian
Vertical test curve, facilitates deciding on the rehabilitation situation of patient.
The invention has the beneficial effects that: conductive layer and resistive layer cooperation, when touch layer is by pressure in one's hands, air film quilt
Grip effect is flattened, and conductive layer and resistive layers make contact are short-circuited by the resistive layer that conductive layer covers, thus when grip difference, instead
The electric current for presenting device is different, so that feedback device makes feedback according to size of current, completes the evaluation of grip size；Feedback is straight
It sees；Measurement result is reliable, and accuracy is good；Touch feeling is comfortable, and human body usage experience is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of an embodiment of the present invention.
Fig. 2 is the structural schematic diagram of touch layer inner retaining side in the present invention.
Fig. 3 is the structural schematic diagram of another embodiment of the invention.
In figure: 21 resistive layer of touch layer 1 conductive layer, 2 metal foil, 3 supporting sephere 4 heat dissipation 41 gas of block
5 breather cheek valve of film, 51 rib, 52 LED light group 6 controls 7 control switch of chip, 71 Bluetooth transmission device 72
8 battery 9 of digital display screen.
Specific embodiment
The present invention is described further in the following with reference to the drawings and specific embodiments.
Embodiment 1:
In Fig. 1 and Fig. 2, a kind of grip evaluation ball is ellipsoidal structure, including touch layer 1, conversion zone and feedback device, touches
Layer 1 is located at pressure relief ball outermost, contacts with the fitting of manpower inner face；Touch layer 1 is made of silica gel material.Touch layer 1 is two layers
The silica gel of different hardness is made, and the silica gel hardness of internal layer is greater than the hardness of outer layer silica gel.Conversion zone is located inside touch layer 1, instead
Answering layer includes conductive layer 2 and resistive layer 3, and conductive layer 2 is the metal foil 21 for being attached to 1 inside of touch layer, and resistive layer 3 passes through one
Supporting sephere 4 is fixed on inside conductive layer 2.Resistive layer 3 includes the resistance that several intervals are uniformly arranged, and all resistance series connection are set
It sets.The center that grip evaluates ball is equipped with supporting sephere 4, and the conductor resistance uniform spiral after resistive layer 3 is connected is wrapped in support ball
The surface of body 4, the resistance dense arrangement of resistive layer 3 are chosen as per cm being uniformly arranged 10 resistance.The surface of supporting sephere 4
The continuous air tight performance so as to play sealing.Conductive layer 2 and resistive layer 3 are separated by air film 5, and air film 5 includes several
A spaced air film unit is separated by rib 52 between air film unit, and rib 52 connects inside and the support of touch layer 1
The outside of sphere 4.The side of air film unit is regular hexagon, and the end face of air film unit is curved surface.Conductive layer 2 is in each air film list
First surface is independently arranged.The practical inner space of all air film units is on state, and 3 conducting wire of resistive layer penetrates rib 52, single
Only pass through a linear series resistance in a air film unit, that is, the resistance in each air film unit is successively gone here and there by conducting wire
Connection setting.Touch layer 1 is externally provided with the breather cheek valve 51 of connection air film 5, completes the plenum in air film 5, passes through air pressure
Counteragent and grip when power is measured as grip calm down the reset force of ball.Rib 52 is also made of elastic silica gel material.It leads
Electric layer 2 can be contacted directly with resistive layer 3 after being pressurized and by the resistive short of contact；Feedback device and 3 circuit connection of resistive layer, energy
Enough and conversion zone cooperates, and makes feedback according to the extent of reaction of conversion zone.Feedback device includes the lamp group of several different colours
At LED light group 6 and control LED light group 6 control chip 7, LED light group 6 include at least three kinds of primary colours of RGB.LED light group 6 can
It is connected using control chip 7 and resistive layer 3, is equipped with control switch 71 between resistive layer 3 and control chip 7.Feedback device also wraps
The Bluetooth transmission device 72 being connected with control centre is included, feedback device can be connected by Bluetooth transmission device 72 and external terminal
It connects.By exterior terminal such as computer or mobile phone, the numerical value of lower each evaluation grip can recorde, and can draw rehabilitation song
Line, the promotion degree of support study dies grip and the rehabilitation situation of patient.Supporting sephere 4 is that oval ball is made in ceramic material, is controlled
Coremaking piece 7, Bluetooth transmission device 72 and LED light group 6 are located at one of tip of supporting sephere 4, supporting sephere 4 another
Tip is equipped with the heat dissipation block 41 being located at outside touch layer 1, and supporting sephere 4 is embedded in battery 9 and is used as power supply, is in supporting sephere 4
Hollow structure facilitates wiring when power circuit connection control chip 7, Bluetooth transmission device 72 and LED light group 6.
Embodiment 2:
In Fig. 3, a kind of grip evaluates ball, is ellipsoidal structure, including touch layer 1, conversion zone and feedback device, and touch layer 1
In pressure relief ball outermost, contacted with the fitting of manpower inner face；Touch layer 1 is made of silica gel material.Touch layer 1 is different hard two layers
The silica gel of degree is made, and the silica gel hardness of internal layer is greater than the hardness of outer layer silica gel.Conversion zone is located inside touch layer 1, conversion zone packet
Conductive layer 2 and resistive layer 3 are included, conductive layer 2 is the metal foil 21 for being attached to 1 inside of touch layer, and resistive layer 3 passes through a support ball
Body 4 is fixed on inside conductive layer 2.Resistive layer 3 includes the resistance that several intervals are uniformly arranged, and all resistance are arranged in series.It holds
The center that power evaluates ball is equipped with supporting sephere 4, resistive layer 3 connect after conductor resistance uniform winding on the surface of supporting sephere 4,
The resistance dense arrangement of resistive layer 3 is chosen as per cm being uniformly arranged 5 resistance.The surface of supporting sephere 4 it is continuous it is air tight from
And the performance of sealing can be played.Conductive layer 2 and resistive layer 3 are separated by air film 5, and air film 5 includes that several are spaced
Air film unit is separated by rib 52 between air film unit, and rib 52 connects the inside of touch layer 1 and the outside of supporting sephere 4.
The side of air film unit is regular hexagon, and the end face of air film unit is curved surface.Conductive layer 2 is independently set in each air film cell surface
It sets.The practical inner space of all air film units is on state, and 3 conducting wire of resistive layer penetrates rib 52, single air film unit
Interior is passed through a linear series resistance, that is, the resistance in each air film unit is sequentially connected in series setting by conducting wire.It touches
Layer 1 is externally provided with the breather cheek valve 51 of connection air film 5, completes the plenum in air film 5, is surveyed by air pressure as grip
Counteragent and grip when amount calm down the reset force of ball.Rib 52 is also made of elastic silica gel material.Energy after conductive layer 2 is pressurized
It is directly contacted with resistive layer 3 and by the resistive short of contact；Feedback device and 3 circuit connection of resistive layer, can match with conversion zone
It closes, feedback is made according to the extent of reaction of conversion zone.Feedback device includes digital display screen 8 and control chip 7, digital display screen 8, control
Coremaking piece 7 and resistive layer 3 are connected, and are equipped with control switch 71 between resistive layer 3 and control chip 7.Feedback device further includes and controls
The connected Bluetooth transmission device 72 in center processed, feedback device can be connect by Bluetooth transmission device 72 with external terminal.Branch
Support sphere 4 is that oval ball is made in ceramic material, and control chip 7, Bluetooth transmission device 72 and digital display screen 8 are located at supporting sephere
4 one of tip, another tip of supporting sephere 4 are equipped with the heat dissipation block 41 being located at outside touch layer 1, supporting sephere 4
Battery 9 is embedded in as power supply, interior supporting sephere 4 is hollow structure, facilitates power circuit connection control chip 7, Bluetooth transmission
Wiring when device 72 and digital display screen 8.By exterior terminal such as computer or mobile phone, the number of lower each evaluation grip can recorde
Value, and rehabilitation curve can be drawn, the promotion degree of support study dies grip and the rehabilitation situation of patient.
Touch layer 1 and human contact when evaluating ball using grip, the institute that surface can be subject to by conversion zone effectively all summarizes
It is handled on to feedback device, feedback device makes feedback to the pressure that conversion zone is subject in turn, can complete touch layer 1 and manpower
The pressure of all contact surfaces i.e. grip summarize measurement, and measurement result is reliable；Conductive layer 2 and resistive layer 3 cooperate, and are touching
When touching layer 1 by pressure in one's hands, air film 5 is acted on by grip and being flattened, and conductive layer 2 and resistive layer 3 contact, and is covered by conductive layer 2
Resistive layer 3 is short-circuited, so that the electric current of feedback device is different when grip difference, so that feedback device is made according to size of current
Feedback completes the evaluation of grip size.
Claims (9)
1. a kind of grip evaluates ball, characterized in that include:
Touch layer is located at pressure relief ball outermost, contacts with the fitting of manpower inner face；
Conversion zone is located inside touch layer, including conductive layer and resistive layer, and conductive layer and resistive layer are separated by air film, conductive
Layer can be directly with resistive layers make contact and by the resistive short of contact after being pressurized；
Feedback device can cooperate with resistive layer circuit connection with conversion zone, make feedback according to the extent of reaction of conversion zone.
2. a kind of grip according to claim 1 evaluates ball, characterized in that the conductive layer is to be attached on the inside of touch layer
Metal foil, resistive layer is fixed on inside conductive layer by a supporting sephere.
3. a kind of grip according to claim 1 or 2 evaluates ball, characterized in that the air film includes that several intervals are set
The air film unit set passes through rib between air film unit and separates.
4. a kind of grip according to claim 1 evaluates ball, characterized in that the resistive layer includes that several intervals are uniform
The resistance of setting, all resistance are arranged in series.
5. a kind of grip according to claim 3 evaluates ball, characterized in that the conductive layer is in each air film cell surface
It is independently arranged, a linear series resistance is only passed through in single air film unit.
6. a kind of grip according to claim 1 evaluates ball, characterized in that the touch layer is made of silica gel material.
7. a kind of grip according to claim 1 or 2 or 4 evaluates ball, characterized in that the feedback device includes several
The lamp group of different colours at LED light group and control LED light group control chip, control chip and resistive layer series connection, resistive layer and
It controls and is equipped with control switch between chip.
8. a kind of grip according to claim 1 or 2 or 4 evaluates ball, characterized in that the feedback device includes digital display screen
Curtain and control chip, digital display screen, control chip and resistive layer series connection, are equipped with control switch between resistive layer and control chip.
9. a kind of grip according to claim 1 or 2 or 4 evaluates ball, characterized in that the feedback device further includes and controls
The connected Bluetooth transmission device in center processed, feedback device can be connect by Bluetooth transmission device with external terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910322943.9A CN110123344A (en) | 2019-04-22 | 2019-04-22 | A kind of grip evaluation ball |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910322943.9A CN110123344A (en) | 2019-04-22 | 2019-04-22 | A kind of grip evaluation ball |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110123344A true CN110123344A (en) | 2019-08-16 |
Family
ID=67570684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910322943.9A Pending CN110123344A (en) | 2019-04-22 | 2019-04-22 | A kind of grip evaluation ball |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110123344A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5923318A (en) * | 1996-04-12 | 1999-07-13 | Zhai; Shumin | Finger manipulatable 6 degree-of-freedom input device |
| GB2343516A (en) * | 1998-11-03 | 2000-05-10 | Univ Brunel | Fabric pressure sensor comprising conductive layers or strips and an insulating separator |
| CN2427171Y (en) * | 2000-01-24 | 2001-04-25 | 赵东红 | Gripe dynamometer |
| CN206560650U (en) * | 2017-03-02 | 2017-10-17 | 周文奇 | A kind of intelligent pressure relief ball |
| CN107441682A (en) * | 2017-08-17 | 2017-12-08 | 浙江长兴金盛光电科技有限公司 | LED grip Ball for training |
-
2019
- 2019-04-22 CN CN201910322943.9A patent/CN110123344A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5923318A (en) * | 1996-04-12 | 1999-07-13 | Zhai; Shumin | Finger manipulatable 6 degree-of-freedom input device |
| GB2343516A (en) * | 1998-11-03 | 2000-05-10 | Univ Brunel | Fabric pressure sensor comprising conductive layers or strips and an insulating separator |
| CN2427171Y (en) * | 2000-01-24 | 2001-04-25 | 赵东红 | Gripe dynamometer |
| CN206560650U (en) * | 2017-03-02 | 2017-10-17 | 周文奇 | A kind of intelligent pressure relief ball |
| CN107441682A (en) * | 2017-08-17 | 2017-12-08 | 浙江长兴金盛光电科技有限公司 | LED grip Ball for training |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190816 |
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| RJ01 | Rejection of invention patent application after publication |