CN202033310U - Device used for testing influence of fabric deformation on thermal protection performance - Google Patents
Device used for testing influence of fabric deformation on thermal protection performance Download PDFInfo
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- CN202033310U CN202033310U CN2011200169365U CN201120016936U CN202033310U CN 202033310 U CN202033310 U CN 202033310U CN 2011200169365 U CN2011200169365 U CN 2011200169365U CN 201120016936 U CN201120016936 U CN 201120016936U CN 202033310 U CN202033310 U CN 202033310U
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Abstract
The utility model relates to a device used for testing influence of fabric deformation on the thermal protection performance, which comprises a convective heat source, a radiant heat source, a heat flow meter and a computer recorder. The heat flow meter and the computer recorder are connected; the convective heat source and the radiant heat source are arranged just below the heat flow meter, and the heat flow meter is arranged on a platform at the rear end of a bracket; a fabric deformation adjusting device is suspended on the bracket and comprises a worm wheel, a worm, a rolling shaft and a pressing rod; the rolling shaft is suspended on the bracket; the two ends of the rolling shaft are connected with the worm wheel; the worm wheel is connected with the worm; and the upper end of the rolling shaft is provided with the pressing rod. By adopting the device, the thermal protection performance can be tested when the fabric is stretched to a fixed length and the deformation can be adjusted.
Description
Technical field
The utility model relates to the security against fire technical field, particularly relates to a kind of device of fabric deformation to its thermal protective performance influence of testing and assessing.
Background technology
It is current that the most effective test and appraisal mainly are to adopt thermal protective performance tester (being the TPP tester) to the fabric thermal protective performance, as shown in Figure 1, tested fabric 10 is lain in a horizontal plane in specific heat flux top, in the distance range of regulation, the thermal source of the source of conductive heating 1 of employing naked light and 2 two kinds of forms of radiant heat source of quartz lamp, the another side of tested fabric 10 is placed copper sheet heat flow meter 3 and is used to measure the heat flux that sees through tested fabric 10, and measure by computer recording instrument 4 and to send as an envoy to the needed time of human body skin second degree burns, product according to heat flux and required time, be the TPP value, thereby estimate the thermal protective performance of thermal protection equipment.
Yet under the situation of the real scene of a fire; Thermal Protective Fabric can be along with wearer's dressing state and movement posture generation deformation in various degree thereof; these deformation meetings change the pore volume in the original density of fabric, thickness, Air permenbility and the fabric etc., directly have influence on the protective value of thermal protection clothes to human body.But present thermal protection assessment device has then been ignored the influence of fabric deformation to its thermal protective performance, real reflect heat protective clothes barrier propterty, therefore the deformation of Thermal Protective Fabric is just seemed quite crucial to the test and appraisal of its thermal protective performance influence, design and the deformation of exploitation fabric have important researching value and realistic meaning to the device of its thermal protective performance influence.
Summary of the invention
Technical problem to be solved in the utility model provides the device that a kind of fabric deformation of testing and assessing influences its thermal protective performance, and the realization fabric is tested and assessed by the thermal protective performance under the fixed length stretching deformation scalable situation.
The technical scheme that its technical matters that solves the utility model adopts is: provide a kind of fabric deformation of testing and assessing to the device that its thermal protective performance influences, comprise source of conductive heating, radiant heat source, interconnective heat flow meter and computer recording instrument; Described source of conductive heating and radiant heat source be positioned at described heat flow meter under, described heat flow meter is placed on the platform of back-end support; Fabric deformation regulating device has suspended on the described support; Described fabric deformation regulating device comprises worm gear, worm screw, spool and depression bar; Described spool is suspended on the described support; Described spool two ends are connected with described worm gear; Described worm gear links to each other with described worm screw; Described spool upper end is provided with described depression bar.
Described source of conductive heating is a burner.
Described radiant heat source is a quartz burner.
Described hot-fluid is counted the copper sheet heat flow meter.
Beneficial effect
Owing to adopted above-mentioned technical scheme, the utility model compared with prior art, have following advantage and good effect: the utility model is realized Thermal Protective Fabric thermal protective performance test and appraisal under the different deformation state by the fabric deformation regulating device that increases, and thermal protective performance after the protective clothes deformation is caused at the movable position of human synovial in the real simulation scene of a fire more.Fabric deformation regulating device of the present utility model also can be used for separately testing and assessing physical property such as the thickness of fabric under the different stretch state, density, Air permenbility and take performance, and design is succinct, cost is low and easy to operate.
Description of drawings
Fig. 1 is a device synoptic diagram of measuring the thermal protective performance of thermal protection equipment in the prior art;
Fig. 2 is a structural representation of the present utility model.
Embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only to be used to the utility model is described and be not used in the restriction scope of the present utility model.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
The utility model relates to the device that a kind of fabric deformation of testing and assessing influences its thermal protective performance, and as shown in Figure 2, this device mainly is divided into two parts, comprises fabric deformation regulating device and thermal source and heat flow meter assessment device.Thermal source and heat flow meter assessment device comprise source of conductive heating 1, radiant heat source 2, interconnective heat flow meter 3 and computer recording instrument 4, and wherein, heat flow meter 3 is used for simulated skin, and computer recording instrument 4 is used for writing down heat flux.Fabric deformation regulating device comprises worm gear 6, worm screw 5, spool 7 and depression bar 8.Source of conductive heating 1 and radiant heat source 2 be positioned at heat flow meter 3 under, heat flow meter 3 is placed on the platform of support 9 rear ends, spool 7 is suspended on the support 9, spool 7 two ends are connected with worm gear 6, worm gear 6 links to each other with worm screw 5.Spool 7 upper ends are provided with depression bar 8, and tested fabric 10 1 ends are fixed between spool 7 and the depression bar 8 by screw 11, and the other end passes the platform both sides that heat flow meter 3 lower surfaces are fixed on support 9 rear ends.Wherein, can to select for use with the liquefied gas be the burner of fuel to source of conductive heating 1; Radiant heat source 2 can be selected the quartz burner with the power supply heating for use; Heat flow meter 3 can be selected the copper sheet heat flow meter for use; Support 9 can adopt metal material or ceramic composite to make, and size can be set as requested.
The utility model not only can be advantageously applied to the testing evaluation of the thermal protective performance of fabric, also can be used for the performance evaluation and the research of fabric.
Thermal protective performance after the test fabric deformation: when experiment, the two ends of tested fabric are separately fixed on spool and the depression bar, and tighten the screws is reinforced tested fabric, fabric deformation regulating device is placed on thermal source and the heat flow meter assessment device, and tested fabric is passed on the platform that the heat flow meter lower surface is fixed on back-end support, rotary worm then, the worm gear at spool two ends is given in transmission, thereby drive the spool rotation, tested fabric is stretched under the situation of twining on the spool, and the tensile elongation of tested fabric can be regulated the angle of worm screw rotation as required.Utilize at last as the burner of stream thermal source with as the quartz burner of radiant heat source, and copper sheet heat flow meter and computer recording instrument carry out the test and the assessment of thermal protective performance to tested fabric.
Basic physical property such as the thickness after the test fabric deformation, density, Air permenbility: when experiment, the two ends of tested fabric are separately fixed on spool and the depression bar, and tighten the screws is reinforced tested fabric, rotary worm then, the worm gear at spool two ends is given in transmission, thereby drive the spool rotation, tested fabric is stretched under the situation of twining on the spool, the tensile elongation of tested fabric can be regulated the angle of worm screw rotation as required.
Be not difficult to find, the utility model be by the fabric that increases by the regulating device of fixed length stretching deformation with the existing apparatus difference, realize Thermal Protective Fabric thermal protective performance test and appraisal under the different deformation state, thermal protective performance after the protective clothes deformation is caused at the movable position of human synovial in the real simulation scene of a fire more.Fabric deformation regulating device of the present utility model also can be used for separately testing and assessing physical property such as the thickness of fabric under the different stretch state, density, Air permenbility and take performance, and design is succinct, cost is low and easy to operate.
Claims (4)
1. the fabric deformation of testing and assessing comprises source of conductive heating (1), radiant heat source (2), interconnective heat flow meter (3) and computer recording instrument (4) to the device that its thermal protective performance influences; Described source of conductive heating (1) and radiant heat source (2) be positioned at described heat flow meter (3) under, it is characterized in that described heat flow meter (3) is placed on the platform of support (9) rear end; Fabric deformation regulating device has suspended on the described support (9); Described fabric deformation regulating device comprises worm gear (6), worm screw (5), spool (7) and depression bar (8); Described spool (7) is suspended on the described support (9); Described spool (7) two ends are connected with described worm gear (6); Described worm gear (6) links to each other with described worm screw (5); Described spool (7) upper end is provided with described depression bar (8).
2. test and appraisal fabric according to claim 1 deformation is characterized in that to the device of its thermal protective performance influence described source of conductive heating (1) is a burner.
3. test and appraisal fabric according to claim 1 deformation is characterized in that to the device of its thermal protective performance influence described radiant heat source (2) is a quartz burner.
4. test and appraisal fabric according to claim 1 deformation is characterized in that to the device of its thermal protective performance influence described heat flow meter (3) is the copper sheet heat flow meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200169365U CN202033310U (en) | 2011-01-19 | 2011-01-19 | Device used for testing influence of fabric deformation on thermal protection performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200169365U CN202033310U (en) | 2011-01-19 | 2011-01-19 | Device used for testing influence of fabric deformation on thermal protection performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202033310U true CN202033310U (en) | 2011-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200169365U Expired - Fee Related CN202033310U (en) | 2011-01-19 | 2011-01-19 | Device used for testing influence of fabric deformation on thermal protection performance |
Country Status (1)
| Country | Link |
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| CN (1) | CN202033310U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499601A (en) * | 2013-09-10 | 2014-01-08 | 中国计量学院 | Method and device for testing dynamic thermal transmission characteristics of textiles |
| CN104062316A (en) * | 2014-07-09 | 2014-09-24 | 苏州大学 | Evaluation device for protection performance of textile |
| CN105004755A (en) * | 2015-07-11 | 2015-10-28 | 江苏丹毛纺织股份有限公司 | Tester for testing temperature of fabric or fabric under illumination |
| CN105301043A (en) * | 2015-09-16 | 2016-02-03 | 东华大学 | Tester for integrated thermal protective performance of fabric system |
| CN107478678A (en) * | 2017-09-25 | 2017-12-15 | 东华大学 | A kind of fabric photo-thermal Optical thin film method |
| CN107741437A (en) * | 2017-09-25 | 2018-02-27 | 东华大学 | A kind of measurement apparatus of hot shield formula fabric photo-thermal absorptivity and infrared emittance |
| CN107748177A (en) * | 2017-09-25 | 2018-03-02 | 东华大学 | A kind of measuring method of fabric infrared emittance |
| CN109073576A (en) * | 2016-04-08 | 2018-12-21 | 株式会社电装 | Monitoring arrangement |
| CN110412073A (en) * | 2019-07-31 | 2019-11-05 | 东华大学 | The fabric thermal protective performance assessment device of air layer form and adjustable angle under clothing |
-
2011
- 2011-01-19 CN CN2011200169365U patent/CN202033310U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499601B (en) * | 2013-09-10 | 2016-06-08 | 中国计量学院 | A kind of method and apparatus testing textile dynamic thermal transmission characteristic |
| CN103499601A (en) * | 2013-09-10 | 2014-01-08 | 中国计量学院 | Method and device for testing dynamic thermal transmission characteristics of textiles |
| CN104062316A (en) * | 2014-07-09 | 2014-09-24 | 苏州大学 | Evaluation device for protection performance of textile |
| CN105004755A (en) * | 2015-07-11 | 2015-10-28 | 江苏丹毛纺织股份有限公司 | Tester for testing temperature of fabric or fabric under illumination |
| CN105301043B (en) * | 2015-09-16 | 2018-04-24 | 东华大学 | A kind of tester of textile system synthesis thermal protective performance |
| CN105301043A (en) * | 2015-09-16 | 2016-02-03 | 东华大学 | Tester for integrated thermal protective performance of fabric system |
| CN109073576A (en) * | 2016-04-08 | 2018-12-21 | 株式会社电装 | Monitoring arrangement |
| CN109073576B (en) * | 2016-04-08 | 2020-11-03 | 株式会社电装 | Monitoring device |
| CN107748177A (en) * | 2017-09-25 | 2018-03-02 | 东华大学 | A kind of measuring method of fabric infrared emittance |
| CN107741437A (en) * | 2017-09-25 | 2018-02-27 | 东华大学 | A kind of measurement apparatus of hot shield formula fabric photo-thermal absorptivity and infrared emittance |
| CN107478678A (en) * | 2017-09-25 | 2017-12-15 | 东华大学 | A kind of fabric photo-thermal Optical thin film method |
| CN110412073A (en) * | 2019-07-31 | 2019-11-05 | 东华大学 | The fabric thermal protective performance assessment device of air layer form and adjustable angle under clothing |
| CN110412073B (en) * | 2019-07-31 | 2022-02-01 | 东华大学 | Fabric thermal protection performance evaluation device with adjustable air layer form and angle under clothes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111109 Termination date: 20140119 |