CN102253076A - Apparatus and method for testing thermal insulated and flame retardant material - Google Patents

Apparatus and method for testing thermal insulated and flame retardant material Download PDF

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Publication number
CN102253076A
CN102253076A CN 201110095774 CN201110095774A CN102253076A CN 102253076 A CN102253076 A CN 102253076A CN 201110095774 CN201110095774 CN 201110095774 CN 201110095774 A CN201110095774 A CN 201110095774A CN 102253076 A CN102253076 A CN 102253076A
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CN
China
Prior art keywords
temperature
hot
heat
retardant
insulating flame
Prior art date
Application number
CN 201110095774
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Chinese (zh)
Inventor
戴义保
Original Assignee
东南大学
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Application filed by 东南大学 filed Critical 东南大学
Priority to CN 201110095774 priority Critical patent/CN102253076A/en
Publication of CN102253076A publication Critical patent/CN102253076A/en

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Abstract

The invention discloses an apparatus and a method for testing a thermal insulated and flame retardant material. The apparatus is characterized in that: the apparatus comprises a thermal surface generation furnace and a computer measure and control device; the thermal surface generation furnace comprises a support, an assembly fixed on the support, and a housing arranged on the outside of the support, and the assembly comprises a thermal surface flat, a plurality of electrothermal tubes arranged under the thermal surface plat, and first temperature measure elements which are arranged on the lower side of the thermal surface plat and correspond with the electrothermal tubes; and the computer measure and control device comprises a plurality of temperature gatherers which can receive signals of the first temperature measure elements, a controller connected with the temperature gatherers, and power regulators connected with the input terminuses of the electrothermal tubes, wherein the power regulators are connected with the controller. The apparatus which has the advantages of simple structure and easy production and operation can be provided for relevant metering quality inspection departments to use, so the quality of products can be guaranteed.

Description

A kind of devices and methods therefor that is used to test the heat-insulating flame-retardant material
Technical field
What the present invention relates to is a kind of proving installation and method thereof, and what be specifically related to is a kind of devices and methods therefor that is used to test the heat-insulating flame-retardant material.
Background technology
Because the heat-insulating flame-retardant material has good performance, thereby, approved widely and application.It is inconsistent that the heat-insulating flame-retardant material can performance occur in process of production, to making effect of heat insulation and the fire-retardant substandard requirement of temperature value, influenced the quality of product.And the also not relevant proving installation and the method for testing that are used to test the heat-insulating flame-retardant material of present metering quality testing department.
Summary of the invention
At the deficiency that exists on the prior art, the present invention seeks to be to provide a kind of devices and methods therefor that is used to test the heat-insulating flame-retardant material that uses for the metering quality testing department, and simple in structure, be easy to produce.
To achieve these goals, the present invention realizes by the following technical solutions:
The inventive system comprises hot side and produce stove and computer measurement control device; Hot side produces stove and comprises support, is fixed on the assembly on the support and is arranged on the outer outer cover of support, and assembly comprises the hot side flat board, is arranged on a plurality of electrothermal tubes of hot side flat board below and is installed in dull and stereotyped downside of hot side and corresponding first temperature element of electrothermal tube; Hot side is meant that the temperature value on a certain plane equates, for example, make a certain temperature value of temperature value between 100 degrees centigrade to 1000 degrees centigrade of 1 square metre of every bit on the area remain unchanged everywhere.The hot side flat board is also referred to as soaking plate, and as its name suggests, the implication of soaking plate is exactly when flat board is heated because the Rapid Thermal conduction of metal material, can make the counter plate part heating and be diffused as the heat of face.The computer measurement control device comprises a plurality of Temperature samplers, the controller that is connected with Temperature sampler and the power regulating eqiupment that is connected with the electrothermal tube input end that can receive the first temperature element signal, and power regulating eqiupment is connected with controller.
The air outlet opening that above-mentioned outer cover is provided with a plurality of fresh air inlets and communicates with fresh air inlet, the exit of air outlet opening is provided with air exhausting device.After the operation of hot side generation stove, can open air exhausting device, air exhausting device can make hot-face temperature control quick more and accurate.
The periphery of above-mentioned hot side flat board is provided with an interval trough at least.It is indeformable when the hot side flat board is heated.
The thickness of above-mentioned hot side flat board is not less than 10mm.Thick degree more is thick, and all the thermal effect more is good.
The dull and stereotyped material that adopts of above-mentioned hot side is a stainless steel.
What above-mentioned electrothermal tube adopted is silicon carbon rod or Si-Mo rod.
The U type that is shaped as of above-mentioned electrothermal tube.The present invention is the thermal radiation heating hot side flat board by electrothermal tube, uses the electrothermal tube of U type can shorten the time that electrothermal tube heats.
Method of testing of the present invention comprises following step:
(1) the identical heat-insulating flame-retardant materials of the dull and stereotyped xsect of a plurality of and hot side is placed on the hot side flat board successively, between top layer heat-insulating flame-retardant material upside and adjacent two heat-insulating flame-retardant materials, a plurality of second temperature elements is installed respectively;
(2) start hot side and produce stove, make the dull and stereotyped arrival of hot side predetermined temperature value by the computer measurement control device, and be incubated;
(3) write down the finishing temperature value that second temperature element records;
(4) finishing temperature value and predetermined temperature value are compared obtain temperature difference, the standard temperature difference with temperature difference and heat-insulating flame-retardant material compares again, obtains test result.The standard temperature difference of heat-insulating flame-retardant material is by relevant metering quality testing department regulation.
What above-mentioned first temperature element and second temperature element adopted is thermopair.
The present invention is simple in structure, is easy to produce and operation, can be for relevant metering quality testing department use, thus guaranteed the quality of product.
Description of drawings
Describe the present invention in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is that hot side of the present invention produces the stove overall diagram;
Fig. 2 is the inner structure synoptic diagram (first temperature element 112 is at the downside of hot side flat board 110) of Fig. 1;
Fig. 3 is the partial enlarged drawing of A among Fig. 2;
Fig. 4 is the control circuit of computer measurement control device of the present invention;
Fig. 5 is the scheme of installation of the heat-insulating flame-retardant material and second temperature element;
Fig. 6 is one of computing machine display interface synoptic diagram (numeral among the figure is after actual observing and controlling is stable, each point for measuring temperature temperature displayed value);
Fig. 7 is two synoptic diagram (in the actual observing and controlling, each point for measuring temperature temperature tracing display value) of computing machine display interface.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with embodiment, further set forth the present invention.
The inventive system comprises hot side and produce stove and computer measurement control device.
Referring to Fig. 1 to Fig. 3, hot side produces stove and comprises support 10, is fixed on the assembly on the support 10 and is installed in support 10 outer cover 12 outward, heat insulation method has been taked in binding between assembly and the support 10, both gap locations are filled to prevent distributing of heat with heat-barrier material, also prevent the influence of external environment to hot side simultaneously.
Assembly comprises hot side flat board 110, is arranged on six electrothermal tubes 111 of dull and stereotyped 110 belows of hot side and is installed in dull and stereotyped 110 downsides of hot side and electrothermal tube 111 corresponding first temperature elements 112, thermal radiation heating hot side flat board 110 by electrothermal tube 111, the installation site of first temperature element 112 must be corresponding one by one with electrothermal tube 111, guarantee corresponding one by one during with assurance computer measurement control device thermometric and control, the independent point for measuring temperature of arranging on the hot side flat board 110 is many more, the hot side precision is high more, and Xing Neng more is good.
An air outlet opening 121 that on outer cover 12, is provided with five fresh air inlets 120 and communicates with fresh air inlet 120, fresh air inlet 120 extends to the below of electrothermal tube 111 always, the exit of air outlet opening 121 is provided with air exhausting device, after hot side produces the stove operation, can open air exhausting device, air exhausting device can make hot-face temperature control quick more and accurate.
Structurally, consider when hot side flat board 110 is heated, because metal material has the characteristic of expanding with heat and contract with cold, be provided with two interval troughs 1100 in the periphery of hot side flat board 110, make hot side dull and stereotyped 110 become " the soft contact " with the periphery connection, indeformable when such making can make hot side flat board 110 be heated.
The thickness of hot side flat board 110 is not less than 10mm, and thick degree more is thick, and all the thermal effect more is good.
The material that hot side dull and stereotyped 110 adopts is a stainless steel.
What electrothermal tube 111 adopted is silicon carbon rod or Si-Mo rod.The U type that is shaped as of electrothermal tube 111.
Support 10 available metal angle steel weld or form with the exotic material structure.
Referring to Fig. 4, the computer measurement control device comprises a plurality of Temperature samplers, controller that is connected with Temperature sampler and the power regulating eqiupment that is connected with electrothermal tube 111 input ends.In the present embodiment, Temperature sampler is provided with two, and each Temperature sampler can insert the temperature signal of 8 tunnel first temperature elements 112 simultaneously, and totally 16 the tunnel, the DC current that controller is exported 6 road 4-20mm is connected with the control end of 6 road power regulating eqiupments, to reach the purpose of regulating electrothermal tube 111.The direct ABC three-phase voltage of power regulating eqiupment power input from industrial electrical network.
Referring to Fig. 5, method of testing of the present invention comprises several steps:
(1) three heat-insulating flame-retardant materials 40 identical with dull and stereotyped 110 xsects of hot side is placed on dull and stereotyped 110 upsides of hot side successively, between the 3rd layer of heat-insulating flame-retardant material 40 upside and adjacent two heat-insulating flame-retardant materials 40, six second temperature elements 30 are installed respectively, and each second temperature element 30 is corresponding with first temperature element, 112 mounting points of dull and stereotyped 110 downsides of hot side respectively.The purpose that second temperature element 30 is installed between adjacent two heat-insulating flame-retardant materials 40 is: the variation of measuring heat-insulating flame-retardant material 40 internal temperatures; The purpose of second temperature element 30 being installed at the 3rd layer of heat-insulating flame-retardant material 40 upside is: the temperature of measuring external environment.
(2) start hot side and produce stove, make hot side dull and stereotyped 110 arrive predetermined temperature value by the computer measurement control device, in the present embodiment, predetermined temperature value is 900 degrees centigrade, and is incubated, enter holding stage after, temperature retention time can be set arbitrarily in 100 hours.
(3) write down each point for measuring temperature temperature value and temperature curve that first temperature element 112 and second temperature element 30 record, as historical records of values, with the foundation of heat-insulating flame-retardant material 40 performances that perform an analysis, obtain each point for measuring temperature finishing temperature value that second temperature element 30 records.Numeral among Fig. 6 is after actual observing and controlling is stable, each point for measuring temperature temperature value that first testing element 112 records; Fig. 7 is in the actual observing and controlling, each point for measuring temperature temperature curve that first testing element 112 records.
(4) each the test point finishing temperature value that second temperature element 30 is recorded and the predetermined temperature value of hot side flat board 110 compare, and obtain temperature difference, and the standard temperature difference comparison with this temperature difference and heat-insulating flame-retardant material 40 obtains test result.
In the present embodiment, first temperature element 112 and second temperature element 30 adopt thermopair K calibration number (setting up 800 degrees centigrade of hot sides) or S calibration number (setting up 1000 degrees centigrade of hot sides), also can adopt the thermopair of other models, as long as can satisfy the scope of hot-face temperature.
In the present embodiment, heat-insulating flame-retardant material 40 is lead silicate fiber felt or other similar heat-insulating flame-retardant materials.
More than show and described ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the instructions just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.

Claims (9)

1. a device that is used to test the heat-insulating flame-retardant material is characterized in that, comprises that hot side produces stove and computer measurement control device;
Described hot side produces stove and comprises support (10), is fixed on the assembly on the support (10) and is arranged on the outer outer cover (12) of support (10) that described assembly comprises hot side flat board (110), is arranged on a plurality of electrothermal tubes (111) of hot side flat board (110) below and is installed in hot side flat board (110) downside and corresponding first temperature element of electrothermal tube (111) (112);
Described computer measurement control device comprises a plurality of Temperature samplers, the controller that is connected with Temperature sampler and the power regulating eqiupment that is connected with electrothermal tube (111) input end that can receive first temperature element (112) signal, and described power regulating eqiupment is connected with controller.
2. according to the described device that is used to test the heat-insulating flame-retardant material of claim 1, it is characterized in that, the air outlet opening (121) that described outer cover (12) is provided with a plurality of fresh air inlets (120) and communicates with fresh air inlet (120), the exit of described air outlet opening (121) is provided with air exhausting device.
3. according to claim 1 or the 2 described devices that are used to test the heat-insulating flame-retardant material, it is characterized in that the periphery of described hot side flat board (110) is provided with an interval trough (1100) at least.
4. according to the described device that is used to test the heat-insulating flame-retardant material of claim 3, it is characterized in that the thickness of described hot side flat board (110) is not less than 10mm.
5. according to the described device that is used to test the heat-insulating flame-retardant material of claim 4, it is characterized in that the material that described hot side flat board (110) adopts is a stainless steel.
6. according to claim 1 or the 2 described devices that are used to test the heat-insulating flame-retardant material, it is characterized in that what described electrothermal tube (111) adopted is silicon carbon rod or Si-Mo rod.
7. according to the described device that is used to test the heat-insulating flame-retardant material of claim 6, it is characterized in that the U type that is shaped as of described electrothermal tube (111).
8. the method for testing of claim 1 or 2 described devices is characterized in that, comprises following step:
(1) a plurality of heat-insulating flame-retardant materials (40) is placed on the hot side flat board (110) successively, between top layer heat-insulating flame-retardant material (40) upside and adjacent two heat-insulating flame-retardant materials (40), a plurality of second temperature elements (30) is installed respectively;
(2) start hot side and produce stove, make hot side flat board (110) arrive predetermined temperature value by the computer measurement control device, and be incubated;
(3) write down the finishing temperature value that second temperature element (30) records;
(4) described finishing temperature value and predetermined temperature value are compared obtain temperature difference, the standard temperature difference with described temperature difference and heat-insulating flame-retardant material (40) compares again, obtains test result.
9. the method for testing of described device according to Claim 8 is characterized in that, what described first temperature element (112) and second temperature element (30) adopted is thermopair.
CN 201110095774 2011-04-17 2011-04-17 Apparatus and method for testing thermal insulated and flame retardant material CN102253076A (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105372293A (en) * 2015-12-16 2016-03-02 保定天威保变电气股份有限公司 Method and device for measuring cooling coefficient of medium on surface of metal plate
CN105717155A (en) * 2014-12-03 2016-06-29 中国航空工业集团公司航空动力控制系统研究所 Thermal insulation material test device
CN105928977A (en) * 2016-07-13 2016-09-07 霍山汇能汽车零部件制造有限公司 Method and apparatus for testing heat insulation effect of heat insulation part
CN106018473A (en) * 2016-07-15 2016-10-12 东华大学 Rapid thermal resistance testing device for warm clothing material
CN106198618A (en) * 2016-07-18 2016-12-07 金龙联合汽车工业(苏州)有限公司 Electrodes of lithium-ion batteries thermal conductivity consistency detection device and method
CN106596157A (en) * 2016-11-30 2017-04-26 中国航空工业集团公司沈阳飞机设计研究所 Passive thermal protection structure thermal insulation efficiency verification method
RU200001U1 (en) * 2020-03-10 2020-10-01 Федеральное государственное бюджетное образовательное учреждение высшего образования Балтийский государственный технический университет "ВОЕНМЕХ" им. Д.Ф. Устинова (БГТУ "ВОЕНМЕХ") FIRE PROTECTION FABRIC TEST STAND

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Publication number Priority date Publication date Assignee Title
CN101099644A (en) * 2007-06-25 2008-01-09 广州市品壹电器科技有限公司 Multifunctional combined electric stove stand
CN201145677Y (en) * 2007-10-26 2008-11-05 莆田艾力艾鞋服有限公司 Shoe upper, liner and inner pad heat-shielding performance tester
CN101697018A (en) * 2009-10-23 2010-04-21 中国科学院力学研究所 Device and method for simulating hydrate decomposition to cause layered fracture of stratum
CN202066816U (en) * 2011-04-17 2011-12-07 东南大学 Device used for testing heat-insulating and flame-retardant materials

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101099644A (en) * 2007-06-25 2008-01-09 广州市品壹电器科技有限公司 Multifunctional combined electric stove stand
CN201145677Y (en) * 2007-10-26 2008-11-05 莆田艾力艾鞋服有限公司 Shoe upper, liner and inner pad heat-shielding performance tester
CN101697018A (en) * 2009-10-23 2010-04-21 中国科学院力学研究所 Device and method for simulating hydrate decomposition to cause layered fracture of stratum
CN202066816U (en) * 2011-04-17 2011-12-07 东南大学 Device used for testing heat-insulating and flame-retardant materials

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105717155A (en) * 2014-12-03 2016-06-29 中国航空工业集团公司航空动力控制系统研究所 Thermal insulation material test device
CN105372293A (en) * 2015-12-16 2016-03-02 保定天威保变电气股份有限公司 Method and device for measuring cooling coefficient of medium on surface of metal plate
CN105372293B (en) * 2015-12-16 2017-12-05 保定天威保变电气股份有限公司 It is a kind of to measure coefficient of heat transfer method of the metal sheet surface to medium
CN105928977A (en) * 2016-07-13 2016-09-07 霍山汇能汽车零部件制造有限公司 Method and apparatus for testing heat insulation effect of heat insulation part
CN106018473A (en) * 2016-07-15 2016-10-12 东华大学 Rapid thermal resistance testing device for warm clothing material
CN106198618A (en) * 2016-07-18 2016-12-07 金龙联合汽车工业(苏州)有限公司 Electrodes of lithium-ion batteries thermal conductivity consistency detection device and method
CN106198618B (en) * 2016-07-18 2019-03-15 金龙联合汽车工业(苏州)有限公司 Electrodes of lithium-ion batteries thermal conductivity consistency detection device and method
CN106596157A (en) * 2016-11-30 2017-04-26 中国航空工业集团公司沈阳飞机设计研究所 Passive thermal protection structure thermal insulation efficiency verification method
RU200001U1 (en) * 2020-03-10 2020-10-01 Федеральное государственное бюджетное образовательное учреждение высшего образования Балтийский государственный технический университет "ВОЕНМЕХ" им. Д.Ф. Устинова (БГТУ "ВОЕНМЕХ") FIRE PROTECTION FABRIC TEST STAND

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Application publication date: 20111123