CN207850963U - Textile thermal property test device under a kind of low temperature environment - Google Patents
Textile thermal property test device under a kind of low temperature environment Download PDFInfo
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- CN207850963U CN207850963U CN201820052635.XU CN201820052635U CN207850963U CN 207850963 U CN207850963 U CN 207850963U CN 201820052635 U CN201820052635 U CN 201820052635U CN 207850963 U CN207850963 U CN 207850963U
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- cup
- test
- low temperature
- temperature environment
- thermal property
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Abstract
The utility model discloses textile thermal property test device under a kind of low temperature environment, which includes test module, data transmission adjustment module and data processing and output module；The test module includes blender, test cup, stirring rod, temperature sensor and heater；The test cup integral sealing；Stirring rod, temperature sensor and heater are placed inside the test cup；Stirring rod is connect with blender；The data transmission adjustment module is made of PID adjusting apparatus and heating power adjuster；The PID adjusting apparatus is connect with temperature sensor；The heating power adjuster is connect with heater；The PID adjusting apparatus is connect with heating power adjuster and heating power adjuster respectively.The apparatus structure is simple, easy to operate, highly practical, and test result is more accurate, and can select test temperature according to general actual woven product use environment temperature, and according to calculating, the warming rate of textile, applicability are wide at this temperature.
Description
Technical field
The utility model belongs to textile thermal property testing field, textile warmth retention property under specifically a kind of low temperature environment
It can test device.
Background technology
With the expansion of the environmental condition of the development and human contact of modern science and technology, low temperature environment operation (- 30 DEG C~-80
DEG C) widely distributed, such as Bioexperiment, south poles scientific research investigation, high and cold frontier defense area soldier's daily workout at low ambient temperatures,
Presently mainly individual is protected using textile thermal property.In low temperature environment, textile thermal property is wanted
It asks higher and higher, is capable of the thermal property of accurate evaluation textile to developing the textile with antifreezing protection performance with important
Meaning.
Currently, more to the evaluation study of the thermal property of textile both at home and abroad, standard is also gradually perfect.Such as《Textile
The measurement of thermal resistance and dampness under physiological effect limit》、《Textile heat conduction performance test standard method》、《Textile physiology
The measurement of thermal resistance and dampness under comfort limit》、《The test method of the infrared heat accumulation thermal of textile》Deng.It characterizes warming
The index of performance mainly has warming rate, heat transfer coefficient, clo value, thermal resistance etc..But these standards or index are to be directed under room temperature to spin
The evaluation of fabric thermal property, for textile thermal property under low temperature environment evaluation method currently without specific standard or
Method.Document《Chen X, Wang R,Li T,et al.Synthesis of n-alkane mixture
microcapsule and its application in low-temperature protective fabric[J]
.Journal of wuhan university of Technology-Mater.sci.ed.,2017,32(3):525-531》
The thermal property of textile is evaluated using the low temperature resistant time, i.e., textile is sewn into a certain size pocket, in pocket
It is packed into temp probe, places it in the baking oven inner equilibrium of certain temperature for a period of time, then place it in ultra low temperature freezer, is recorded
Temperature changes with time.Although the thermal property of textile at low temperature, this method error can be evaluated to a certain extent
It is larger, and and actual use the case where deviation it is larger, be unable to the thermal property of textile under accurate evaluation low temperature.Therefore, it is necessary to
A kind of device that can be tested at low ambient temperatures textile thermal property, can intuitive accurate evaluation textile warmth retention property
Energy.
Utility model content
In view of the deficiencies of the prior art, the technical issues of the utility model intends to solve is to provide under a kind of low temperature environment and spins
Fabric thermal property test device.
The technical solution that the utility model solves the technical problem is to provide textile warmth retention property under a kind of low temperature environment
Energy test device, it is characterised in that the device includes test module, data transmission adjustment module and data processing and output module；
The test module includes blender, test cup, stirring rod, temperature sensor and heater；The test cup is whole
Body seals；Stirring rod, temperature sensor and heater are placed inside the test cup；Stirring rod is connect with blender；
The data transmission adjustment module is made of PID adjusting apparatus and heating power adjuster；The PID adjusting apparatus and temperature
Spend sensor connection；The heating power adjuster is connect with heater；The PID adjusting apparatus respectively with heating power adjuster
It is connected with data processing and output module.
Compared with prior art, the utility model advantageous effect is：The apparatus structure is simple, easy to operate, practicability
By force, test result is more accurate, and can select test temperature according to general actual woven product use environment temperature, should according to calculating
At a temperature of the warming rate of textile, applicability is wide.
Description of the drawings
Fig. 1 is that a kind of test device of embodiment of textile thermal property test device is whole under the utility model low temperature environment
Body structural schematic diagram；
Fig. 2 is a kind of test cup size of embodiment of textile thermal property test device under the utility model low temperature environment
Schematic diagram；(in figure：1 is test module, and 2 be data transmission adjustment module, and 3 be data processing and output module, and 1-1 is stirring
Device, 1-2 are test cup, and 1-3 is through-hole, and 1-4 is stirring rod, and 1-5 is temperature sensor, and 1-6 is heater, and 1-7 is heat-insulated painting
Material, 2-1 are conducting wire, and 2-2 is PID adjusting apparatus, and 2-3 is heating power adjuster, and 1-2-1 is cup lid, and 1-2-2 is wall of cup, 1-2-
3 be bottom of a cup)
Specific implementation mode
Specific embodiment of the utility model is given below.Specific embodiment is only used for being further described this practicality newly
Type does not limit the application scope of the claims.
The utility model provides textile thermal property test device (abbreviation device, referring to figure under a kind of low temperature environment
1-2), it is characterised in that the device includes test module 1, data transmission adjustment module 2 and data processing and output module 3；
The test module 1 includes blender 1-1, test cup 1-2, stirring rod 1-4, temperature sensor 1-5 and heater
1-6；The test cup 1-2 is made of cup lid 1-2-1, wall of cup 1-2-2 and bottom of a cup 1-2-3, and wall of cup 1-2-2 and bottom of a cup 1-2-3 connect
It connects, cup lid 1-2-1 is detachable and middle part is provided with through-hole 1-3, test cup integral sealing；Stirring is placed inside the test cup 1-2
Stick 1-4, temperature sensor 1-5 and heater 1-6, stirring rod 1-4 are connect by through-hole 1-3 with blender 1-1；The blender
1-1 can adjust rotating speed；The test cup 1-2 is hollow straight tube shape；The heater 1-6 can adjust heating power, tool
Body is electric heating tube, heating rod or heating wire；
The test cup 1-2 is made of pure copper material, and cup body effective depth is 148mm, interior diameter 72mm, wall of cup 1-2-2
It is 2mm with bottom of a cup 1-2-3 thickness, cup lid 1-2-1 is concordant with rim of a cup, keeps sealing；Cup lid center is provided with the through-hole of a diameter of 7mm
Pass through for stirring rod 1-4, it is logical for conducting wire 2-1 away from the through-hole for being respectively provided with a diameter of 5mm at the 10mm of central through hole both sides respectively
It crosses.
Bottom of a cup and cup lid coating thermal insulating layer 1-7 prevent low temperature environment when test from causing mistake to test result；Institute
It is aeroge coating, coating layer thickness 5mm to state insulating moulding coating layer 1-7.
The data transmission adjustment module 2 is made of PID adjusting apparatus 2-2 and heating power adjuster 2-3；The PID tune
Section instrument 2-2 is connect by conducting wire 2-1 with temperature sensor 1-5；The heating power adjuster 2-3 passes through conducting wire 2-1 and heating
Device 1-6 connections；The PID adjusting apparatus 2-2 is connect with heating power adjuster 2-3 and data processing and output module 3 respectively；
The conducting wire 2-1 uses low temperature resistant electric wire；
The data processing and output module 3 are the computers for being equipped with data processing software (labview).
The PID adjusting apparatus 2-2 can displays temperature to user；The heating power adjuster 2-3 is heated for adjusting
The heating power of device 1-6；
The temperature of liquid in temperature sensor 1-5 collecting test cups 1-2, and temperature data is passed to PID and is adjusted；PID tune
Section instrument 2-2 does comparison to control heating power adjuster 2-3 according to collected temperature and target temperature (36 DEG C), and then adjusts
The heating power of heater 1-6；The data processing and output module 3 read temperature data in required time, can monitor in real time
And the temperature of liquid in test cup 1-2 is recorded, show the temperature of liquid and output power variation in test cup in the testing time, then
Output result is handled, the power consumption for maintaining fluid temperature to be consumed in target temperature in the testing time is obtained；Finally utilize public affairs
Formula calculates the warming rate of textile at low ambient temperatures.
The operation principle of textile thermal property test device and flow are under the utility model low temperature environment：
The first step, into line blank test：
(1) liquid is added into the test cup 1-2 of test module 1, covers cup lid 1-2-1, sealing test cup 1-2；It will survey
Test glass 1-2 is fitted into the thermostat water bath for being placed in setting temperature (36 DEG C) identical as body temperature in plastic packaging bag；
(2) start blender 1-1, adjust rotating speed；Log-on data transmits adjustment module 2 and data processing and output module 3
Test software, be arranged gathered data time interval and data preserve path；Whole device is preheated into 10-120min, is made
The fluid temperature obtained in test cup 1-2 is stablized in body temperature；
(3) after preheating, test module 1 is placed in low temperature environment (ultra low temperature freezer, -30~-80 DEG C)；Data
Transmission adjustment module 2 and data processing and output template 3 are placed in room temperature environment；
(4) after coming into full contact with (30-120min) with low temperature environment, test module 1 is taken out from low temperature environment, closing is stirred
Mix device 1-1 and data transmission adjustment module 2；Data processing and the analysis of output module 3 are placed in low temperature environment test cup this period
Liquid in 1-2 maintains the power consumption that body temperature is consumed；Blank test three times is carried out respectively, records the power consumption Q of consumptionSky 1、
QSky 2、QSky 3；Find out QSky 1、QSky 2、QSky 3Average value QIt is empty, with QIt is emptySize reflection blank test when the power consumption that consumes；
Second step carries out specimen test：
(1) sample is cut into size identical with wall of cup 1-2-2, is loaded into plastic packaging bag and is placed in setting temperature and human body
In the thermostat water bath of body temperature identical (36 DEG C)；
(2) liquid is added into the test cup 1-2 of test module 1, covers cup lid 1-2-1, sealing test cup 1-2；It will survey
Test glass 1-2 is fitted into the thermostat water bath for being placed in setting temperature (36 DEG C) identical as body temperature in plastic packaging bag；
(3) start blender 1-1, adjust rotating speed；Log-on data transmits adjustment module 2 and data processing and output module 3
Test software, be arranged gathered data time interval and data preserve path；Whole device is preheated into 10-120min, is made
The fluid temperature obtained in test cup 1-2 is stablized in body temperature；
(4) after preheating, sample is completely encapsulated on the outside of the wall of cup 1-2-2 of test cup and is fixed with rubber band, then
Test module 1 is placed in low temperature environment (ultra low temperature freezer, -30~-80 DEG C as blank test)；Data transmission is adjusted
Module 2 and data processing and output template 3 are placed in room temperature environment；
(5) after coming into full contact with (30-120min, identical as blank test) with low temperature environment, by test module 1 from low temperature
It is taken out in environment, sample is removed on test cup 1-2, close blender 1-1 and data transmission adjustment module 2；Data processing
And output module 3 analyzes the power consumption that the liquid being placed in low temperature environment test cup this period 1-2 maintains body temperature to be consumed；
Specimen test three times is carried out respectively, records the power consumption Q of consumptionSurvey 1、QSurvey 2、QSurvey 3；Find out QSurvey 1、QSurvey 2、QSurvey 3Average value QIt surveys, with QIt surveys's
Size reflects the power consumption consumed when specimen test.
Third step, the evaluation of sample heat-insulating property：
Sample heat-insulating property is calculated by formula 1：
In formula：I is warming rate under sample low temperature environment；QIt is emptyFor the power consumption of blank test consumption；QIt surveysIt is consumed for specimen test
Power consumption；The quality of textile thermal property under the size reflection low temperature environment of I, I values are bigger to illustrate textile thermal property more
It is good.
Embodiment
The first step, into line blank test：
(1) water of 36 DEG C of 500mL is added into the test cup 1-2 of test module 1, covers cup lid 1-2-1, sealing test
Cup 1-2；Test cup 1-2 is fitted into plastic packaging bag and is placed in 36 DEG C of thermostat water baths；
(2) start blender 1-1, adjust rotating speed；Log-on data transmits adjustment module 2 and data processing and output module 3
Test software, be arranged gathered data time interval and data preserve path；Whole device is preheated 10 so that test cup
Water temperature in 1-2 is 36 DEG C；
(3) after preheating, test module 1 is placed in ultra low temperature freezer (- 40 DEG C of temperature)；Data transmission adjustment module
2 and data processing and output template 3 be placed under room temperature environment；
(4) after 30min, test module 1 is taken out from ultra low temperature freezer, closes blender 1-1 and data transmission is adjusted
Module 2；Data processing and output module 3 analyze in 30min that water maintains 36 DEG C of power consumptions consumed in test cup 1-2；Respectively into
Row blank test three times, records the power consumption Q of consumptionSky 1、QSky 2、QSky 3；Find out QSky 1、QSky 2、QSky 3Average value QIt is empty, with QIt is emptySize it is anti-
Reflect the power consumption consumed when blank test；
Second step carries out specimen test：
(1) prepare Sample A (terylene hydro-entangled non-woven fabric, grammes per square metre 50g/m respectively2), B (terylene hydro-entangled non-woven fabric, grammes per square metre
80g/m2), C (terylene hydro-entangled non-woven fabric, grammes per square metre 100g/m2)
Sample A is cut into the rectangle of 24 ㎝ × 15cm, is loaded into plastic packaging bag and is placed in 36 DEG C of thermostat water baths；
(2) water of 36 DEG C of 500mL is added into the test cup 1-2 of test module 1, covers cup lid 1-2-1, sealing test
Cup 1-2；Test cup 1-2 is fitted into plastic packaging bag and is placed in 36 DEG C of thermostat water baths；
(3) start blender 1-1, adjust rotating speed；Log-on data transmits adjustment module 2 and data processing and output module 3
Test software, be arranged gathered data time interval and data preserve path；Whole device is preheated 10 so that test cup
Water temperature in 1-2 is 36 DEG C；
(4) after preheating, sample is completely encapsulated on the outside of the wall of cup 1-2-2 of test cup, rubber band is used in combination to fix, then
Test module 1 is placed in ultra low temperature freezer (- 40 DEG C of temperature)；Data transmission adjustment module 2 and data processing and output template
3 are placed under room temperature environment；
(5) after 30min, test module 1 is taken out from ultra low temperature freezer, sample is removed on test cup 1-2, close
Close blender 1-1 and data transmission adjustment module 2；Data processing and output module 3 analyze in 30min water dimension in test cup 1-2
Hold 36 DEG C of power consumptions consumed；Sample A experiment three times is carried out respectively, records the power consumption Q of consumptionSurvey A1、QSurvey A2、QSurvey A3；
Find out QSurvey A1、QSurvey A2、QSurvey A3Average value QSurvey A, with QSurvey ASize reflection Sample A experiment when the power consumption that consumes.
Sample B, C are tested respectively by Sample A step, find out Q respectivelySurvey B、QSurvey C。
Third portion, the evaluation of sample heat-insulating property：
Sample heat-insulating property is calculated by formula 1：
In formula：I is warming rate under sample low temperature environment；QIt is emptyFor the power consumption of blank test consumption；QIt surveysIt is consumed for specimen test
Power consumption.The thermal property under cryogenic conditions by testing three kinds of different grammes per square metre fabrics, and calculate it is that its I is obtained the result is that：A
Warming rate be 18.86%；The warming rate of B is 30.75%；The warming rate of C is 39.39%.At low ambient temperatures, identical fibre
Under conditions of dimension, same process, the non-woven cloth flocculus of preparation is with the increase of grammes per square metre, warming rate increase, thermal property raising.
The utility model does not address place and is suitable for the prior art.
Claims (7)
1. textile thermal property test device under a kind of low temperature environment, it is characterised in that the device includes test module, data
Transmit adjustment module and data processing and output module；
The test module includes blender, test cup, stirring rod, temperature sensor and heater；The test cup is integrally close
Envelope；Stirring rod, temperature sensor and heater are placed inside the test cup；Stirring rod is connect with blender；
The data transmission adjustment module is made of PID adjusting apparatus and heating power adjuster；The PID adjusting apparatus is passed with temperature
Sensor connects；The heating power adjuster is connect with heater；The PID adjusting apparatus respectively with heating power adjuster sum number
According to processing and output module connection.
2. textile thermal property test device under low temperature environment according to claim 1, it is characterised in that the test
Cup is hollow straight tube shape；Test cup is made of cup lid, wall of cup and bottom of a cup, and wall of cup is connected with bottom of a cup, and cup lid is detachable and middle part
It is provided with through-hole.
3. textile thermal property test device under low temperature environment according to claim 1, it is characterised in that the test
Cup is made of pure copper material, and cup body effective depth is 148mm, and interior diameter 72mm, wall of cup and bottom of a cup thickness are 2mm, cup lid and cup
Mouth is concordant, keeps sealing；The through-hole that cup lid center is provided with a diameter of 7mm passes through for stirring rod, away from central through hole both sides 10mm
The through-hole that place is respectively provided with a diameter of 5mm respectively passes through for conducting wire.
4. textile thermal property test device under low temperature environment according to claim 1, it is characterised in that the heating
Device is electric heating tube, heating rod or heating wire.
5. textile thermal property test device under low temperature environment according to claim 1, it is characterised in that bottom of a cup and cup
Lid coating thermal insulating layer.
6. textile thermal property test device under low temperature environment according to claim 5, it is characterised in that described heat-insulated
Dope layer is aeroge coating, coating layer thickness 5mm.
7. textile thermal property test device under low temperature environment according to claim 1, it is characterised in that the data
Processing and output module are the computers for being equipped with data processing software labview.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820052635.XU CN207850963U (en) | 2018-01-12 | 2018-01-12 | Textile thermal property test device under a kind of low temperature environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820052635.XU CN207850963U (en) | 2018-01-12 | 2018-01-12 | Textile thermal property test device under a kind of low temperature environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207850963U true CN207850963U (en) | 2018-09-11 |
Family
ID=63418296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820052635.XU Expired - Fee Related CN207850963U (en) | 2018-01-12 | 2018-01-12 | Textile thermal property test device under a kind of low temperature environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207850963U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107957433A (en) * | 2018-01-12 | 2018-04-24 | 天津工业大学 | Textile thermal property test device and test method under a kind of low temperature environment |
-
2018
- 2018-01-12 CN CN201820052635.XU patent/CN207850963U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107957433A (en) * | 2018-01-12 | 2018-04-24 | 天津工业大学 | Textile thermal property test device and test method under a kind of low temperature environment |
| CN107957433B (en) * | 2018-01-12 | 2020-04-17 | 天津工业大学 | Device and method for testing thermal insulation performance of textile in low-temperature environment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180911 Termination date: 20210112 |