CN109507232A - A kind of quick test fabric tester for testing thermal insulation performance - Google Patents
A kind of quick test fabric tester for testing thermal insulation performance Download PDFInfo
- Publication number
- CN109507232A CN109507232A CN201811620238.9A CN201811620238A CN109507232A CN 109507232 A CN109507232 A CN 109507232A CN 201811620238 A CN201811620238 A CN 201811620238A CN 109507232 A CN109507232 A CN 109507232A
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- Prior art keywords
- test
- temperature
- fabric
- heating plate
- thermal insulation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
Abstract
The present invention relates to a kind of quick test fabric tester for testing thermal insulation performance, belong to weaving field of measuring technique, the tester is mainly made of two pieces of heating plates for being placed on same level, temperature acquisition control module and air-flow generation module, and structure of the invention is reasonable, easy for operation.Quick test fabric tester for testing thermal insulation performance, not only can quick test fabric heat insulating ability, can also under open environment test fabric heat preservation index, provide theoretical foundation for research evaluation fabric heat conductivity energy index.
Description
Technical field
The invention belongs to field of measuring technique of weaving, and in particular to a kind of quick test fabric tester for testing thermal insulation performance.
Background technique
Fabric heat-insulation performance is important one of wearability, and with keep warm will for the functional textile of main feature
Extend to wider field.Therefore fabric heat-insulation performance test is increasingly by the attention of vast textile inspection mechanism and wide
General use, while also to the heat preservation instrument of test fabric thermal insulation property, more stringent requirements are proposed.
There is certain research to fabric heat-insulation performance test at present, the article such as hosiery industry the 9th phase in 2006 is " novel flat
The exploitation and application of board-like fabric heat-insulation instrument " in " new type of flat fabric heat retention tester ", the document is attached on by heating film
It generates heat on heat-conducting medium, measurement breadboard keeps heating time required for constant temperature within a certain period of time to calculate the guarantor of sample
Warm rate, heat transfer coefficient and clo value；China Patent No. is CN 201395731Y, entitled " for detecting textile heat preservation
The device of performance ", the document devise it is a kind of for detecting the device of insulating property of textile, the device include for place drop
The incubator and temperature difference test device of adiabator, time set；The article of wool spinning science and technology the 12nd phase of volume 38 in 2010
" design of Novel heat-preservation-air permeability test instrument ", the document devise one kind by climatic simulation case, test box, master control end three parts
Warming-air permeability test instrument of composition, the device provide 2 kinds of test methods: first is that constant temperature institute calorific requirement is kept in the present context,
Second is that cooling to the temperature lowering curve of a certain temperature, can additionally test 2 kinds of conditions has wind state and windless condition.Jiangsu weaving
The article " technology of the warming instrument of column type is probed into " of 2007 the 8th phases, the document controls hot body using temperature control device and is heated to one
After defined temperature value, stablize to hot temperature and just disconnect power supply immediately, stops heating, and all regard two cylindrical bodies as heat
Body all disposes an air outlet before two hot bodies, is then tested.
Above-mentioned document and patent of invention can be seen that existing thermal insulation property testing research cannot be tested quickly with method and knit
The thermal insulation property of object, and single blank assay data deviation changes with ambient temperature and humidity and is changed.For example, flat warming instrument
The warming test for completing a certain fabric needs to carry out 5 tests, and whole experiment process is needed 35~50 minutes, taken a long time,
Furthermore test sample in chronological sequence successively carries out, and during test, experimental enviroment was possible to the time
Variation and it is changed so that there are biggish differences between the thermal loss obtained when test sample, in addition, using
The thermal insulation property of the warming quick test fabric of instrument method energy of column type.
In conclusion for faster test fabric thermal insulation property, and can be reduced due to caused by experimental situation
The thermal insulation property of error and real-time quick test fabric, so the present invention sets about the researching and designing quick test fabric heat preservation
Ability meter.
Summary of the invention
In view of the above problems, the object of the present invention is to provide a kind of instrument of quick test fabric thermal insulation property,
And the thermal insulation property of fabric under the instrument energy real-time testing different conditions, and control sample is set and does not need independent measurement blank
Sample, to solve the needs of quick test fabric thermal insulation property at this stage.
To achieve the goals above, technical solution of the invention are as follows:
A kind of quick test fabric tester for testing thermal insulation performance, it is characterised in that: the tester includes test platform (1),
Test heater plate (2), referring to heating plate (3) and flow generator (7)；Survey is separately installed on instrument test platform (1) top
Try heating plate (2), referring to heating plate (3)；Flow generator is installed in test heater plate (2), referring to the side of heating plate (3)
(7)。
Flow generator can simulate the thermal insulation property under fabric natural wind environment, and test result is made to be closer to fabric
Use environment.
Test heater plate (2) is separately installed with the first heat insulating board (5), second heat-insulated referring to the surrounding of heating plate (3)
Insulation board (6).
Test heater plate temperature sensor (8), referring to temperature of heating plate sensor (9), fabric temperature sensor (10) with
Temperature acquisition control module (4) connection.
Temperature acquisition control module (4) collecting test temperature of heating plate sensor (8), reference temperature of heating plate sensor
(9), the temperature of fabric temperature sensor (10), temperature acquisition control module (4) control test heater plate (2), referring to heating plate
(3) power on/off.
Control module (4) can pass through temperature collection and control the working condition of heating plate, and then reach test fabric guarantor
Warm performance mode, as constant temperature heat insulation test fabric heat-insulation performance.
Fabric temperature sensor (10) setting is above test heater plate (2), the air temperature sensor (11)
Setting is above referring to heating plate (11).
The setting of temperature sensor ensure that test specimens and the structure unification referring to sample, and then reduce because of architectural difference
And bring error, the test condition for guaranteeing control group are identical as the condition of test group.
The test heater plate (2), test heater plate (2), reference heating plate (3) rule identical referring to heating plate (3) length and width
Lattice are identical, i.e. the resistance value of heating plate is identical.
Test heater plate is identical with the specification referring to heating plate, the control convenient for control panel to heating plate, while can subtract
Few test error, reaches accurate test effect；The present invention can compared with traditional equipment provided with reference heating plate simultaneously
The fabric instances referring to sample and test specimens are tested out simultaneously, and the testing efficiency of equipment is greatly improved.
Test heater plate (2), reference heating plate (3), the first heat insulating board (5), the second heat insulating board (5), heating
Plate temperature sensor (8), reference temperature of heating plate sensor (9), fabric temperature sensor (10) and air temperature sensor
(11) central axis is same central axis；The outlet air open height and the first heat insulating board (5) of flow generator (7),
The height of two heat insulating boards (6) is consistent.
The present invention further sets the position of above-mentioned component, including heating plate, heat-insulation and heat-preservation plate temperature and temperature
The relative position of sensor is spent, this set can guarantee that tester is identical to the heating state of fabric with object of reference first,
Secondary, the setting of temperature sensor can guarantee that the temperature of its measurement is more accurate, since the air outlet of flow generator (7) is arranged
In the side of heating plate, air-flow can weaken accordingly with the increase of distance after air outlet ejection, and the present invention is by temperature sensing
The position of device has carried out reasonable setting, to reduce bring temperature error due to flow generator (7) unilateral be arranged, improves
Accurate testing.
The present invention provides a kind of methods of test fabric thermal insulation property, and the top of test heater plate (2) is put in for fabric,
The lower section of fabric temperature sensor (10) adjusts temperature acquisition control module (4) to test heater plate (2) and referring to heating plate
(3) it heats simultaneously, reaches set temperature, keep temperature constant by power on/off.
Fabric to be measured is placed on the top of test heater plate by the present invention, the lower section of fabric sensor, when test heater plate,
Begin to warm up referring to heating plate until to after set temperature, by temperature acquisition control module control test heater plate, referring to plus
The power on/off of hot plate keeps temperature constant, the temperature one of test heater plate and the heat insulating board referring to heating plate and surrounding
It causing, is dissipated referring to the temperature of heating plate by air, the temperature of test heater plate is spread by fabric, flow generator is opened,
Select suitable wind speed, test heater plate and heat dissipation capacity needed for keeping constant temperature within a certain period of time referring to heating plate pass through public affairs
Formula (1), (2) calculate the heat preservation rate of fabric, the thermal insulation property of quick test fabric are carried out with this, it is thus possible to can be reduced due to reality
Test error caused by environment and quick test fabric thermal insulation property.
Heat preservation rate calculation formula:
Q=P ' × t (1)
In formula: P ' is mean power (W) needed for heating plate；
T is testing time (min)；
Q0For the heat dissipation capacity (Wmin) referring to heating plate；
Q1For the heat dissipation capacity (Wmin) of test heater plate；
Q ' is the heat preservation rate (%) of fabric.
In conclusion a kind of quick test fabric heat preservation tester of the invention, it not only can be fast using the tester
The heat insulating ability of fast test fabric, can also test fabric at different conditions heat preservation index, and control sample is set and is not required to individually
Measure blank sample, it is structurally reasonable, easy for operation, and can be provided for research evaluation fabric heat conductivity energy index theory according to
According to.
Due to using above technical scheme, a kind of test of quick test fabric thermal insulation property involved in the present invention
Instrument takes long time in the research of existing constant temperature heat preservation tester and method and single blank test data deviation is with examination
The variation of ambient temperature tested and the problem of change.
Detailed description of the invention
Attached drawing 1: the quick test fabric tester for testing thermal insulation performance schematic diagram of the present invention
Wherein: test platform 1, test heater plate 2, reference heating plate 3, temperature acquisition control module 4, the first heat-insulation and heat-preservation
Plate 5, the second heat insulating board 6, flow generator 7, temperature of heating plate sensor 8, reference temperature of heating plate sensor 9, fabric
Temperature sensor 10 and air temperature sensor 11.
Specific embodiment
With reference to the accompanying drawing 1 and specific embodiment the present invention is further described.
Embodiment 1
A kind of quick test fabric tester for testing thermal insulation performance is separately installed with test heating on 1 top of instrument test platform
Plate 2, referring to heating plate 3, be separately installed with the first heat insulating board 5, second in test heater plate 2, referring to the surrounding of heating plate 3
Heat insulating board 6 is equipped with flow generator 7, temperature acquisition control module in test heater plate 2, referring to the side of heating plate 3
4 acquisition temperature of heating plate sensors 8, reference temperature of heating plate sensor 9, fabric temperature sensor 10 and air temperature sensor
11 temperature, temperature acquisition control module 4 control test heater plate 2, the power on/off referring to heating plate 3.
Test heater plate 2 is passed referring to heating plate 3, the first heat insulating board 5, the second heat insulating board 6, temperature of heating plate
Sensor 8 referring to the central axis of temperature of heating plate sensor 9, fabric temperature sensor 10 and air temperature sensor 11 is same
One central axis, the height one of the outlet air open height of flow generator 7 and the first heat insulating board 5, the second heat insulating board 6
It causing, tested fabric is laid in test heater plate, in order to avoid influence experimental result.
In test, fabric is put in the top of test heater plate 2, the lower section of fabric temperature sensor 10, according to the original of fabric
Heat needed for flow generator 7 can be used to select suitable wind speed and keep constant temperature using fabric for material different tissues structure difference
Amount, the method for measuring fabric heat-insulation performance, and two pieces of heating plates are set simultaneously, one piece is control sample, and one piece is test specimens, is not required to
Independent measurement blank sample carrys out the thermal insulation property of quick test fabric with this.Wherein, test heater plate 2, the temperature referring to heating plate 3
Spending range is 10 degrees Celsius to 50 degrees Celsius, and precision is ± 0.1 degree Celsius, temperature of heating plate sensor 8, reference temperature of heating plate
The temperature range of sensor 9, fabric temperature sensor 10 and air temperature sensor 11 is 10 degrees Celsius to 50 degrees Celsius, precision
It is ± 0.1 degree Celsius, the wind speed range of flow generator 7 is 0 metre per second (m/s) to 8 metre per second (m/s)s, and precision is ± 0.1 metre per second (m/s).
Embodiment 2
Taking area is the pure cotton fabric of 20cm*20cm, is placed in test heater plate, under fabric temperature sensor, is opened
Test heater plate is begun to warm up referring to heating plate until to 36 degrees Celsius, controls test heating by temperature acquisition control module
Plate keeps temperature constant referring to the power on/off of heating plate, test heater plate and the heat insulating board referring to heating plate and surrounding
Temperature it is consistent, dissipated referring to the temperature of heating plate by air, the temperature of test heater plate does not open air-flow by fabric diffusion
Generator, test heater plate and mean power needed for keeping constant temperature in 10 minutes referring to heating plate be respectively 2.08W,
2.36W, the heat preservation rate that cotton fabric is calculated by summary of the invention formula (1), (2) is 11.86%.
Embodiment 3
Taking area is the pure cotton fabric of 20cm*20cm, is placed in test heater plate, under fabric temperature sensor, is opened
Test heater plate is begun to warm up referring to heating plate until to 36 degrees Celsius, controls test heating by temperature acquisition control module
Plate keeps temperature constant referring to the power on/off of heating plate, test heater plate and the heat insulating board referring to heating plate and surrounding
Temperature it is consistent, dissipated referring to the temperature of heating plate by air, the temperature of test heater plate passes through fabric diffusion, opening air-flow
Generator, average function needed for selecting wind speed to keep constant temperature in 10 minutes for 2 metre per second (m/s)s, test heater plate and referring to heating plate
Rate is respectively 3.48W, 4.56W, and the heat preservation rate that cotton fabric is calculated by summary of the invention formula (1), (2) is 23.68%.
Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Claims (8)
1. a kind of quick test fabric tester for testing thermal insulation performance, it is characterised in that: the tester includes test platform (1), is surveyed
It tries heating plate (2), referring to heating plate (3) and flow generator (7)；Survey is separately installed on tester test platform (1) top
Try heating plate (2), referring to heating plate (3)；Flow generator is installed in test heater plate (2), referring to the side of heating plate (3)
(7)。
2. a kind of quickly test fabric tester for testing thermal insulation performance as described in claim 1, which is characterized in that further include that temperature is adopted
Collect control module (4), the first heat insulating board (5), the second heat insulating board (6)；Test heater plate (2), reference heating plate (3)
Surrounding be separately installed with the first heat insulating board (5), the second heat insulating board (6).
3. a kind of quickly test fabric tester for testing thermal insulation performance as claimed in claim 2, it is characterised in that further include that test adds
Hot plate temperature sensor (8), reference temperature of heating plate sensor (9), fabric temperature sensor (10)；Test heater plate temperature passes
Sensor (8) is connect referring to temperature of heating plate sensor (9), fabric temperature sensor (10) with temperature acquisition control module (4).
4. a kind of quickly test fabric tester for testing thermal insulation performance as claimed in claim 2, which is characterized in that temperature acquisition control
Module (4) collecting test temperature of heating plate sensor (8), reference temperature of heating plate sensor (9), fabric temperature sensor (10)
Temperature, temperature acquisition control module (4) control test heater plate (2), referring to heating plate (3) power on/off.
5. a kind of quick test fabric tester for testing thermal insulation performance according to any one of claims 1-4, which is characterized in that also wrap
Include air temperature sensor (11)；Above test heater plate (2), the air themperature is passed for fabric temperature sensor (10) setting
Sensor (11) setting is connect above referring to heating plate (3) with temperature acquisition control module (4).
6. a kind of quick test fabric tester for testing thermal insulation performance according to any one of claims 1-4, which is characterized in that described
Test heater plate (2), reference heating plate (3) length and width are identical, and test heater plate (2), reference heating plate (3) specification are identical.
7. a kind of quickly test fabric tester for testing thermal insulation performance as claimed in claim 5, which is characterized in that test heater plate
(2), referring to heating plate (3), the first heat insulating board (5), the second heat insulating board (6), temperature of heating plate sensor (8), ginseng
Central axis according to temperature of heating plate sensor (9), fabric temperature sensor (10) and air temperature sensor (11) is same
Central axis；The outlet air open height of flow generator (7) and the height of the first heat insulating board (5), the second heat insulating board (6)
Unanimously.
8. a kind of test method using such as the described in any item quick test fabric tester for testing thermal insulation performance of claim 1-7,
It is characterized by: fabric is put in the top of test heater plate (2), the lower section of fabric temperature sensor (10) adjusts temperature acquisition
Control module (4) heats simultaneously to test heater plate (2) and referring to heating plate (3), reaches set temperature, is kept by power on/off
Temperature is constant, and the thermal insulation property of fabric is calculated by the thermal change of input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811620238.9A CN109507232A (en) | 2018-12-28 | 2018-12-28 | A kind of quick test fabric tester for testing thermal insulation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811620238.9A CN109507232A (en) | 2018-12-28 | 2018-12-28 | A kind of quick test fabric tester for testing thermal insulation performance |
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| Publication Number | Publication Date |
|---|---|
| CN109507232A true CN109507232A (en) | 2019-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811620238.9A Pending CN109507232A (en) | 2018-12-28 | 2018-12-28 | A kind of quick test fabric tester for testing thermal insulation performance |
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| CN (1) | CN109507232A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220936A (en) * | 2019-06-03 | 2019-09-10 | 詹庆勇 | A kind of fabric fever tester |
| CN112763538A (en) * | 2020-12-28 | 2021-05-07 | 上海纺织集团检测标准南通有限公司 | Curtain heat-insulating property detection test method |
| CN113189138A (en) * | 2021-05-18 | 2021-07-30 | 中国中材国际工程股份有限公司 | Performance test method of refractory heat-insulating material |
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| CN201503406U (en) * | 2009-10-14 | 2010-06-09 | 东华大学 | Improved flat plate instrument for testing thermal performance of fabric |
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| CN1959393A (en) * | 2006-11-20 | 2007-05-09 | 宁波纺织仪器厂 | Method for testing insulating property of textile |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220936A (en) * | 2019-06-03 | 2019-09-10 | 詹庆勇 | A kind of fabric fever tester |
| CN110220936B (en) * | 2019-06-03 | 2021-11-23 | 詹庆勇 | Fabric heating tester |
| CN112763538A (en) * | 2020-12-28 | 2021-05-07 | 上海纺织集团检测标准南通有限公司 | Curtain heat-insulating property detection test method |
| CN113189138A (en) * | 2021-05-18 | 2021-07-30 | 中国中材国际工程股份有限公司 | Performance test method of refractory heat-insulating material |
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Application publication date: 20190322 |
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