CN106500893A - A kind of method of testing of pressure suits pressure comfort threshold - Google Patents
A kind of method of testing of pressure suits pressure comfort threshold Download PDFInfo
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- CN106500893A CN106500893A CN201610883947.0A CN201610883947A CN106500893A CN 106500893 A CN106500893 A CN 106500893A CN 201610883947 A CN201610883947 A CN 201610883947A CN 106500893 A CN106500893 A CN 106500893A
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- pressure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
Abstract
The present invention relates to a kind of method of testing of pressure suits pressure comfort threshold, it is characterised in that comprise the steps：The bicyclic button elastoplast of design and fabrication；Pressure comfort threshold test point is chosen on human body；The comfortable threshold of pressure that each test point is tested based on the psychophysics ladder method of limits and differential pressure threshold.Compared with prior art, the present invention carries out the test and calculating of the comfortable threshold of pressure based on the limit staircase method of psychophysics, traditional mental scale evaluation assessment test result than changing sample clothing wearing test based on finite size is more accurate, and effectively evades the impact to pressure comfort standard such as clothes fashion, structure.Limit staircase method in based on psychophysics carries out the test and calculating of differential pressure threshold, can characterize the perception resolving ability that each position stimulates to minimum pressure.
Description
Technical field
The present invention relates to a kind of method that tests and calculate the comfortable threshold of pressure suits pressure and differential pressure threshold, is suitable for
In the test and calculating of the comfortable threshold of the pressure of various pressure suits and differential pressure threshold, pressure suits include leotard
Trousers, body shaping wear, pressure socks, pressure bandage etc..
Background technology
Pressure suits, i.e., can human body privileged site produce pressure clothes, including with chest enlarge, draw the abdomen, buttock lifting
And the body shaping wear of U.S. leg-training effect；Having improves lower limb blood circulation, the medical socks of alleviation and treatment venous disease function and stretches tight
Band；Have and promote internal microcirculation, strengthen leotard trousers such as riding apparel of motion function etc..The size of garment pressure and point
Cloth is the key for realizing function above, and causes human body to wear uncomfortable main aspect.
It is different that the different parts of human body perceive resolving ability to pressure distribution, and the maximum comfortable pressure that can be born is not yet
With.For pressure suits design and fabrication, pressure comfort standard is specified most important.A large number of researchers are for dissimilar
Pressure suits, such as brassiere, body-shaping trousers, athletic undergarment etc. carries out objective pressure distribution test, using subjective psychology scale score
Method explores pressure suits pressure comfort standard.For specific kind of pressure suits in these researchs, number type is typically at 3 or 4 grades
Change, active be limited in scope, comfortable, the uncomfortable mapping range precision of the pressure for drawing is low, and is limited to specific clothes money
Formula.For difference limen, be commonly used for the sense of hearing, tactile etc. and feel to distinguish knowing, also do not apply the table that the ability of knowing is distinguished in garment pressure
Levy.
Content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, it is an object of the invention to provide ladder-pole based on psychophysics
Limit method is tested and is calculated the method that the comfortable threshold kimonos of garment pressure fills pressure difference limen.
In order to achieve the above object, the technical scheme is that there is provided a kind of survey of pressure suits pressure comfort threshold
Method for testing, it is characterised in that comprise the steps：
The first step, pressure is worn to subject can continuously become elastoplast that is big and continuously diminishing, first make pressure gradually
Increase to subject to bear, allow subject to remember different degrees of feeling of stress and corresponding comfort level, then gradually subtract again
Little pressure, makes subject reaffirm different degrees of feeling of stress and comfort level；
Second step, in each test point at the position to be tested of subject fixation pressure sensor, give subject dress pressure
Power clothes；
3rd step, allow the pressure comfort level that subject treats test position to be evaluated, be judged as comfortable or uncomfortable, and
Keep a record, while recording the pressure value of the pressure sensor of current time；
4th step, the pressure value that pressure suits treat test position is incrementally increased, increase amplitude is APa, repeats the 3rd
Step, until subject treats the pressure Comfort Evaluation of test position and is close to uncomfortable, the 5th step of entrance；
5th step, the pressure value that pressure suits treat test position is incrementally increased, increase amplitude is BPa, B ＜ A, repeats
3rd step, until it is uncomfortable that subject treats the pressure Comfort Evaluation of test position；
6th step, on the basis of the 5th step, continue increase garment pressure, increase amplitude be APa, then progressively reduce press
The pressure value of test position treated by power clothes, and reduction amplitude is BPa, repeats the 3rd step, until subject treats test position
Pressure Comfort Evaluation for comfortable；
7th step, return the 4th step circulation enter the 8th step after executing the 4th step and the 6th step n times；
8th step, the pressure comfort threshold at position to be tested are P, thenIn formula,Hold for i ＆ lt
When the 4th step of row and six steps, when subject treats the pressure comfort level of test position and is evaluated as uncomfortable first, pressure sensing
The pressure value of device,When executing six steps for i ＆ lt, subject treats the pressure comfort level of test position and is evaluated as first
When comfortable, the pressure value of pressure sensor.
Preferably, the elastoplast adopt bicyclic button elastoplast, the bicyclic button elastoplast include bandage and
Two rectangle frame rings, movable is placed in the passage that bandage one end turns down out respectively for two rectangle frame rings.
Preferably, in the first step, pressure is made to become larger or gradually become using the bicyclic button elastoplast
Little method is：The bandage of from two rectangle frame rings also cross then separate two-ring fastener, bypasses apart from bandage side
Nearer rectangle frame ring, then pass through from another rectangle frame ring, during the size of regulation bandage, stretch not closed one end.
Preferably, when choosing the test point, human body is divided into some regions, by questionnaire investigation, determines and wear pressure
The region that clothes are easily felt ill, regional test pressure value on human body, determines that pressure suits are worn on human body
Pressure distribution situation, and then filter out representative test point.
Preferably, in the 5th step, when the pressure comfort level that subject treats test position is evaluated as not relaxing first
After clothes, continue increase pressure once, it is ensured that subject can still feel under the weather.
Preferably, also include the 9th step：
On the basis of the pressure comfort threshold P for drawing, 2-3 Pressure stimulation amount is chosen as standard stimulus, by bullet
Property bandage apply the Pressure stimulation group of increasing sequence and descending series, allow testee to compare every time each in control Pressure stimulation group
The intensity size of Pressure stimulation and standard stimulus, the respectively answer of record testee, " more than ", " equal to ", " less than ", passs
The Pressure stimulation group of the Pressure stimulation group and descending series of increasing sequence is alternately compared with standard stimulus, obtain the upper limit and
Lower limit, the upper limit refer to that subject feels the minimal stimulation value bigger than standard stimulus and feels the maximal stimulus equal with standard stimulus
Mean value；Lower limit refers to that subject feels the maximal stimulus less than standard stimulus and feels the most spinule equal with standard stimulus
Swash the mean value of value, the upper limit deducts lower limit for interval of uncertainty, and difference limen is equal to the half of interval of uncertainty value.
Compared with prior art, the invention has the beneficial effects as follows：
1st, in the present invention design and fabrication two-ring fastener elastoplast, using the combination of two-ring fastener and Elastic bandage, significantly
Improve the possibility for making pressure that continuous equidistant change to occur.
2nd, the test and calculating of pressure comfortable threshold are carried out based on the limit-staircase method of psychophysics, than based on limited
Traditional mental scale evaluation assessment test result of change in size sample clothing wearing test is more accurate, and effectively evade clothes fashion,
The impact to pressure comfort standard such as structure.The limit-staircase method in based on psychophysics carries out the survey of differential pressure threshold
Examination and calculating, can characterize the perception resolving ability that each position stimulates to minimum pressure.
3rd, the comfortable threshold of the pressure suits pressure that draws of the limit-staircase method during the present invention is based on psychophysics and difference
Pressure threshold can be the design and fabrication of pressure suits, and snugness of fit and security provide basic data.
Specific embodiment
With reference to specific embodiment, the present invention is expanded on further.It should be understood that these embodiments are merely to illustrate the present invention
Rather than limit the scope of the present invention.In addition, it is to be understood that after the content for having read instruction of the present invention, people in the art
Member can be made various changes or modifications to the present invention, and these equivalent form of values equally fall within the application appended claims and limited
Scope.
Following examples have used bicyclic button elastoplast, and the bicyclic button elastoplast can control bullet on request
The extended length of property bandage, and it is fixed on predetermined elongation position.Movable is placed in bandage one end respectively for two rectangle frame rings
In the passage for turning down out.Rectangle frame ring material is high rigidity plastics or rustless Steel material, wide 2-3cm, and long 5-15cm, line footpath are 2-
4mm.Bandage material is cotton, terylene, nylon, and spandex, wide 5-15cm, depending on length is with degree of the enclosing girth of test position, typically compare
The long 20-30cm of degree of enclosing girth, when extending 50%, elastic recovery rate is more than 95%.
When being tested using bicyclic button elastoplast, first the bandage of from two rings also cross then
Separate two-ring fastener, bypass the ring nearer apart from bandage side, then pass through from another ring.During the size of regulation bandage, stretching is not
One end of closure.
When choosing test point, human body is divided into some regions, by questionnaire investigation, determines that wearing pressure suits easily feels
Uncomfortable region, regional test pressure value on human body determine the pressure distribution feelings that pressure suits are worn on human body
Condition, and then filter out representative test point.Meanwhile, the present invention is Japan for the instrument of garment pressure distribution tests
AMI3037-10 gasbag-type pressure testing systems.
Embodiment 1：The test and calculating of the comfortable threshold of the pressure of abdomen salient point
Step 1, subject initially enter laboratory, mark point (for convenience of follow-up measurement position in human body specified location
The uniformity that puts, it is to avoid error), when making marks, subject stands naturally, arms down.
Step 2, elastoplast is worn to subject, be gradually reduced the size of bandage, pressure is gradually increased, allow subject
Remember different degrees of feeling of stress and corresponding comfort level, (cannot persistently wear in the daytime) cannot be born to subject, then
It is gradually reduced pressure again, makes subject reaffirm different degrees of feeling of stress and comfort level.
Step 3, in the mark point of test position fixation pressure sensor, to subject wear sample (keep test point
Horizontal central line through sample), adjust the dimensions to fit or be slightly less than subject's size.
Step 4, require that subject's both hands are naturally drooped, in this condition the remains stationary standing state several seconds, fully experience
The feeling of stress that sample is caused to test position.Experimenter records the pressure value in the time substantially, and allows experimenter to test
The pressure comfort level at position is evaluated."+" is recorded when comfortable, "-" when uncomfortable, is recorded：
Step 5, then experimenter's tensile sample, increase pressure value, and after allowing subject fully to experience pressure, whether answer
Comfortably, while the pressure comfort level to test position scores, when comfortable, "+" is recorded, when uncomfortable, records "-"；
Step 6, repeat step 5, when subject is close to uncomfortable to the evaluation of comfort level, the amplitude of each pressure increase
It is changed into 100Pa or so from 200Pa, the remains stationary state several seconds after pressure change, records corresponding pressure value, and allows experimenter
The pressure comfort level of test position is evaluated；
Step 7, after subject's first set reaction is uncomfortable, continue increase pressure once guarantee that subject can still feel
Uncomfortable, then progressively reduce pressure (each 100Pa), until subject reacts comfortable again, continuation reduction pressure makes tested
The double reaction of person is comfortable, then secondary response is uncomfortable again to subject to incrementally increase pressure, so moves in circles 6 times.One
Test position measurement is finished, and testee is as shown in table 1 in the test result of abdomen salient point.
Experimenter's abdomen salient point absolute pressure comfortable threshold is limited to：
((1.16+1.36)/2+(1.03+1.24)/2+(1.05+1.28)/2+(1.07+1.17)/2+(0.85+1.19)/
2+ (0.95+1.14)/2)/6=1.12 (kPa)
Table 1
Embodiment 2：The test and calculating of the differential pressure threshold of the big midleg rear center point of experimenter
Control Clothing Pressure force value is taken near comfort threshold scope, and such as experimenter is relaxed in the pressure of big midleg rear center point
Suitable threshold value is 2640Pa, then take three control Clothing Pressure force value, as shown in table 2, respectively 1000Pa, 2000Pa and
3000Pa.First, down adjust from 2000Pa, reduce 100-200Pa or so every time, allow experimental subjects to feed back this pressure ratio
1000Pa is large and small or equal, and when experimenter's feedback is obtained than 1000Pa hour, a set of action is completed；Then, past from 500Pa
Upper regulation, every time increases 100-200Pa or so, allows experimenter to feed back this pressure more large and small or equal than 1000Pa, works as reality
When the person's of testing feedback obtains bigger than 1000Pa, a set of action is completed again.Repeat above two sets of actions again.Will from than it big to and it
The upper limit of the mean value of equal two neighboring garment pressure as differential threshold, by from less than that to equal with it adjacent two
Lower limit of the mean value of individual pressure as differential threshold, the mean value that the mean value of 4 upper limits is deducted 4 lower limits, then divided by
2, it is the differential threshold in 1000Pa.Other difference limen method of testings in 2000Pa, 3000Pa are identical.
Table 2
Claims (6)
1. a kind of method of testing of pressure suits pressure comfort threshold, it is characterised in that comprise the steps：
The first step, pressure is worn to subject can continuously become elastoplast that is big and continuously diminishing, pressure is gradually increased
Cannot bear to subject, allow subject to remember different degrees of feeling of stress and corresponding comfort level, be then gradually reduced pressure again
Power, makes subject reaffirm different degrees of feeling of stress and comfort level；
Second step, in each test point at the position to be tested of subject fixation pressure sensor, wear pressure garments to subject
Dress；
3rd step, allow the pressure comfort level that subject treats test position to be evaluated, be judged as comfortable or uncomfortable, and do and remember
Record, while record the pressure value of the pressure sensor of current time；
4th step, the pressure value that pressure suits treat test position is incrementally increased, increase amplitude is APa, repeats the 3rd step, directly
The pressure Comfort Evaluation that test position is treated to subject is close to uncomfortable, the 5th step of entrance；
5th step, the pressure value that pressure suits treat test position is incrementally increased, increase amplitude is BPa, B ＜ A, repeats the 3rd
Step, until it is uncomfortable that subject treats the pressure Comfort Evaluation of test position；
6th step, on the basis of the 5th step, continue increase garment pressure, increase amplitude be APa, then progressively reduction pressure garments
The pressure value of test position treated by dress, and reduction amplitude is BPa, repeats the 3rd step, until subject treats the pressure of test position
Power Comfort Evaluation is comfortable；
7th step, return the 4th step circulation enter the 8th step after executing the 4th step and the 6th step n times；
8th step, the pressure comfort threshold at position to be tested are P, thenIn formula,The is executed for i ＆ lt
When four steps and six steps, when subject treats the pressure comfort level of test position and is evaluated as uncomfortable first, pressure sensor
Pressure value,For i ＆ lt execute six steps when, subject treat the pressure comfort level of test position be evaluated as first comfortable
When, the pressure value of pressure sensor.
2. a kind of method of testing of pressure suits pressure comfort threshold as claimed in claim 1, it is characterised in that the elasticity
Bandage adopts bicyclic button elastoplast, the bicyclic button elastoplast to include bandage and two rectangle frame rings, two rectangle frames
Movable is placed in the passage that bandage one end turns down out ring respectively.
3. a kind of method of testing of pressure suits pressure comfort threshold as claimed in claim 2, it is characterised in that described
In one step, make using the bicyclic button elastoplast that pressure becomes larger or the method that tapers into is：The bandage of
Also cross, then separate two-ring fastener from two rectangle frame rings, the rectangle frame ring nearer apart from bandage side is bypassed, then from another
Pass through in individual rectangle frame ring, during the size of regulation bandage, stretch not closed one end.
4. a kind of method of testing of pressure suits pressure comfort threshold as claimed in claim 1, it is characterised in that choose described
During test point, human body is divided into some regions, by questionnaire investigation, determines and wear the area that pressure suits are easily felt ill
Domain, regional test pressure value on human body determine that pressure suits are worn in the pressure distribution situation on human body, and then screen
Provide representational test point.
5. a kind of method of testing of pressure suits pressure comfort threshold as claimed in claim 1, it is characterised in that described
In five steps, after the pressure comfort level that subject treats test position is evaluated as uncomfortable first, continue increase pressure once, really
Protect subject can still feel under the weather.
6. a kind of method of testing of pressure suits pressure comfort threshold as claimed in claim 1, it is characterised in that also include
Nine steps：
On the basis of the pressure comfort threshold P for drawing, 2-3 Pressure stimulation amount is chosen as standard stimulus, taut by elasticity
Pressure stimulation group with increasing sequence and descending series is applied, allows testee to compare each pressure in control Pressure stimulation group every time
Stimulate the intensity size with standard stimulus, record the answer of testee, respectively " more than ", " equal to ", " less than ", progressive sequence
The Pressure stimulation group of the Pressure stimulation group and descending series of row is alternately compared with standard stimulus, obtain the upper limit and under
Limit, the upper limit refer to that subject feels the minimal stimulation value bigger than the standard stimulus and sensation maximal stimulus equal with standard stimulus
Mean value；Lower limit refers to that subject feels the maximal stimulus less than standard stimulus and feels the minimal stimulation equal with standard stimulus
The mean value of value, the upper limit deduct lower limit for interval of uncertainty, and difference limen is equal to the half of interval of uncertainty value.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110633899A (en) * | 2019-08-30 | 2019-12-31 | 杭州海飘科技有限公司 | Clothing pressure support method |
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2016
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| JPH0587721A (en) * | 1991-09-27 | 1993-04-06 | Hitachi Metals Ltd | Wear testing method and wear testing device |
| CN200948189Y (en) * | 2006-07-26 | 2007-09-19 | 时捷 | Pressure device of abdomen |
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| CN104337616A (en) * | 2013-08-06 | 2015-02-11 | 陕西逸夫美疗科技有限公司 | Pressure detecting elastic bandage |
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| CN110633899A (en) * | 2019-08-30 | 2019-12-31 | 杭州海飘科技有限公司 | Clothing pressure support method |
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