CN109238904A - A kind of structure fire resistance experimental provision - Google Patents

A kind of structure fire resistance experimental provision Download PDF

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Publication number
CN109238904A
CN109238904A CN201811127687.XA CN201811127687A CN109238904A CN 109238904 A CN109238904 A CN 109238904A CN 201811127687 A CN201811127687 A CN 201811127687A CN 109238904 A CN109238904 A CN 109238904A
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China
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furnace
fire door
door
brick
temperature
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CN201811127687.XA
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CN109238904B (en
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袁荣楠
陆守香
黎昌海
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University of Science and Technology of China USTC
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University of Science and Technology of China USTC
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/60Investigating resistance of materials, e.g. refractory materials, to rapid heat changes

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)

Abstract

The invention discloses a kind of structure fire resistance experimental provision, furnace body uses vertically and horizontally dual-purpose design.When vertical direction fire door is closed, the test on horizontal member (such as floor, ceiling) can be carried out by opening horizontal direction fire door;When horizontal direction fire door is closed, the test of vertical member (such as door, wall) can be carried out by opening vertical direction fire door.Furnace body provides the interface of temperature sensor, pressure sensor and oxygen content detection, can be with the variation of real-time detection in-furnace temperature, pressure and oxygen content.In addition, the excellent thermal insulation performance in furnace, in-furnace temperature can linearly rise to 1200 DEG C by process control in 5min, and keep this temperature for a period of time after, temperature linearity drops to room temperature.

Description

A kind of structure fire resistance experimental provision
Technical field
The present invention relates to the technical fields of fire test, and in particular to a kind of structure fire resistance experimental provision, it is resistance to for structure The test of fiery performance.
Background technique
Fire-proof curtain class formation needs to meet fire resistance requirement as defined in standard, and traditional detection device is oversized, Be unfavorable for conducting a research the experiment of property, is served only for standard testing.Apparatus function is single, can only individually do horizontal member test or The test of person's vertical member, cannot achieve the dual-purpose function of horizontal vertical component testing.Temperature control and thermal insulation property in furnace are not Enough, temperature rise is unable to satisfy the requirement of tunnel temperature rise curve, and experimental cost is excessively high.
Summary of the invention
It is an object of the invention to: the requirement of the comprehensive each national standard of this experimental provision, under conditions of meeting experiment demand, Change original design of furnace body, reduces furnace body size, make it that can both carry out horizontal member combustion experiment, vertical structure can also be carried out Part combustion experiment tests the fire resistance of structure, greatly reduces experimental cost.In addition, the temperature increase requirement of fire resisting test is improved, Reach 1200 DEG C in short time, and keeps this temperature-resistant.
The technical solution adopted by the present invention are as follows: a kind of structure fire resistance experimental provision, including furnace body, furnace body include pedestal, are seen Examine hole, burner installing port, shell, oxygen sensor interface, furnace lining, assembling mouth, first pressure sensor interface, the second pressure Force snesor interface, temperature sensor interface, fire door pedestal, compacting device of furnace door, air duct, hoisting port, top fire door and side Fire door, pedestal are arranged in length and breadth using multiple layer refractory brick, insulating brick, insulating brick, and internal layer has mullite flame-proof brick layer to spread 120mm, in Interbed spreads 130mm using lightweight heat-proof brick layer, and outer layer spreads 130mm using light thermal-insulation brick layer, resistance to using high temperature between brick and brick Fiery clay;Shell structure mild steel fashioned iron and plate are constituted, and are designed to a firm indeformable structure, high temperature contacting part is adopted Use preservative treatment;Pedestal, shell, fire door pedestal are connected with each other, and consolidate furnace body;In rear side furnace wall, design has 1 observation window, is used to Component fire surface and the case where flame when observation experiment, by heat resistant glass, air is cooling, supply pipe and stainless steel thermal insulation board structure At the substitute of the observation panel is video camera diaphragm;To keep in-furnace temperature uniform, burner installing port is located at three affixed sides of furnace body The middle part in face.Oxygen sensor, temperature sensor and the first, second pressure sensor interface are respectively to be located at furnace body side, Sidewall of the furnace body design has an assembling mouth, is connected to subsequent air duct, and the flue gas in burner hearth is excluded, and controls pressure;Furnace Lining uses 1400 class B insulation bricks, the heat-insulated and super heat-insulated cryogenic substance of diatomite is applied in some regions, in danger zone and combustion The region for burning all suitable cement connections of room pedestal has used 45% compact aluminum oxide refractory brick as far as possible, and liner was at 6 hours Enough heat insulation effects will be provided during hot test.To improve the thermal insulation property in furnace, gas leakage is prevented, is compressed and is filled using fire door It sets, protects internal environment.Since fire door is heavier, hoisting port is used for suspension arm installation fire door.
The advantages and positive effects of the present invention are as follows:
This experimental furnace both may be implemented horizontal member test or vertical member test may be implemented, and reduces cost, increases just Benefit.In addition, reducing the size under conditions of meeting requirement of experiment so that experiment is more convenient, sample making is simpler, real Cost is tested to be greatly reduced.Meanwhile the requirement of tunnel fire hazard RABT-ZTV temperature rise curve is added, it can detecte more dangerous In the case of, the fire resistance situation of component.Pressure sensor is set in furnace, furnace pressure situation of change can be monitored in real time, is led to Cross air duct control furnace pressure.The variation of oxygen content in furnace can be monitored in real time in oxygen sensor interface, controls oxygen-containing in furnace Measure > 6%.
Detailed description of the invention
Fig. 1 is a kind of structure chart of the furnace body (fire door is not added) of structure fire resistance experimental provision, and 1 is pedestal, and 2 be peep hole, 3 It is shell for burner installing port, 4,5 be oxygen sensor interface, and 6 be furnace lining, and 7 be assembling mouth, and 8 sense for first pressure Device interface, 10 be second pressure sensor interface, and 9 be temperature sensor interface, and 11 be fire door pedestal.
Fig. 2 is a kind of structure chart of the furnace body (adding fire door) of structure fire resistance experimental provision, and 12 be compacting device of furnace door, and 13 are Air duct, 14 be hoisting port, and 15 be top fire door, and 16 be side fire door.
Specific embodiment
With reference to the accompanying drawing and specific embodiment further illustrates the present invention.
As shown in Figs. 1-2, a kind of structure fire resistance experimental provision of the present invention, including furnace body, the inside dimension size of furnace body be 1000mm × 1000mm × 1000mm, outside dimension (being free of fire door) size is 1600mm × 1600mm × 1600mm, fire door thickness For 300mm, furnace body includes pedestal 1, peep hole 2, burner installing port 3, shell 4, oxygen sensor interface 5, furnace lining 6, blower peace Fill mouth 7, first pressure sensor interface 8, second pressure sensor interface 10, temperature sensor interface 9, fire door pedestal 11, furnace Door pressing device 12, air duct 13, hoisting port 14, top fire door 15 and side fire door 16.Pedestal 1 is using multiple layer refractory brick, heat preservation Brick, insulating brick arrange in length and breadth, and internal layer has mullite flame-proof brick layer to spread 120mm, and middle layer spreads 130mm using lightweight heat-proof brick layer, Outer layer spreads 130mm using light thermal-insulation brick layer, and High temperature Refractory Mortar is used between brick and brick.Shell 4 with structure mild steel fashioned iron and Plate is constituted, and is designed to a firm indeformable structure, and high temperature contacting part uses preservative treatment.Pedestal 1, shell 4, fire door Pedestal 11 is connected with each other, and consolidates furnace body.Rear side furnace wall design have 1 observation window, be used to observation experiment when component fire surface and The case where flame, is made of heat resistant glass, air cooling, supply pipe and stainless steel thermal insulation board, and the substitute of the observation panel is to take the photograph Camera diaphragm.To keep in-furnace temperature uniform, burner installing port is located at the middle part of three fixing sides of furnace body.Oxygen sensor, temperature Degree sensor and pressure sensor interface are respectively to be located at furnace body side, and position is as shown in Figure 1.There is one in sidewall of the furnace body design Assembling mouth is connected to subsequent air duct, and the flue gas in burner hearth is excluded, and controls pressure.Furnace lining uses 1400 class B insulation bricks, The heat-insulated and super heat-insulated cryogenic substance of diatomite is applied in some regions, in danger zone and all suitable cement of combustion chamber pedestal The region of connection has used 45% compact aluminum oxide refractory brick as far as possible, and liner will provide foot during hot test in 6 hours Enough heat insulation effects.To improve the thermal insulation property in furnace, gas leakage is prevented, using compacting device of furnace door, protects internal environment.Due to Fire door is heavier, and hoisting port is used for suspension arm installation fire door.
Furnace body uses steel structure frame, is built into furnace wall using aluminosilicate fiberboard among steel structure frame, pastes in furnace wall There is high-temperature flame-proof cotton, outside is wrapped up with steel plate.Side wall is equipped with a peep hole, an oxygen sensor interface.Furnace wall is embedded with Three burners provide heat required for heating up in burner hearth, can satisfy uniform temperature in burner hearth, in-furnace temperature symmetry is wanted It asks.Side wall is equipped with a temperature sensor, measures the temperature variations in furnace.Temperature change in furnace can both meet ISO 834, the requirement of ASTM E 119, and can satisfy the requirement of tunnel fire hazard RABT-ZTV curve.Rear side furnace wall is equipped with a row Cigarette hole is connected to subsequent flue, and flue gas in burner hearth is discharged, and controls pressure.Side wall is set there are two pressure sensor, real-time to supervise Furnace pressure is surveyed, guarantees that every meter of pressure gradient is 8Pa along furnace inner height.Side wall is equipped with an oxygen sensor, by anti- Oxygen content variation in the zirconium oxide oxygen conten analyser monitoring furnace of flue gas corrosion, guarantees oxygen content > 6% in furnace.In addition, side wall Equipped with peep hole, convenient for situation in observation furnace.
Establishing criteria requires to carry out the fire resisting test of structure.For horizontal member, such as floor, ceiling, top is opened Fire door, close side fireplace door, horizontal member is placed among doorframe, carries out fire resisting combustion experiment.For vertical member, such as hold Door, side wall etc., opening side fireplace door close top fire door, vertical member are placed among doorframe, and it is real to carry out fire resisting burning It tests.

Claims (5)

1. a kind of structure fire resistance experimental provision, including furnace body, it is characterised in that: furnace body includes pedestal (1), peep hole (2), burner Installing port (3), shell (4), oxygen sensor interface (5), furnace lining (6), assembling mouth (7), first pressure sensor interface (8), second pressure sensor interface (10), temperature sensor interface (9), fire door pedestal (11), compacting device of furnace door (12), wind Road (13), hoisting port (14), top fire door (15) and side fire door (16);Pedestal (1) using multiple layer refractory brick, insulating brick, every Hot brick arranges in length and breadth, and internal layer has mullite flame-proof brick layer to spread 120mm, and middle layer spreads 130mm using lightweight heat-proof brick layer, and outer layer is adopted 130mm is spread with light thermal-insulation brick layer, High temperature Refractory Mortar is used between brick and brick;Shell (4) structure mild steel fashioned iron and plate It constitutes, is designed to a firm indeformable structure, high temperature contacting part uses preservative treatment;Pedestal (1), shell (4), fire door Pedestal (11) is connected with each other, and consolidates furnace body;In rear side furnace wall, design has 1 peep hole (2), for component when observation experiment by fire The case where face and flame, is made of heat resistant glass, air cooling, supply pipe and stainless steel thermal insulation board, to keep in-furnace temperature uniform, Burner installing port (3) is located at the middle part of three fixing sides of furnace body;Oxygen sensor interface (5), temperature sensor interface (9), First pressure sensor interface (8) and second pressure sensor interface (10) are respectively to be located at furnace body side, are set in sidewall of the furnace body In respect of an assembling mouth (7), subsequent air duct (13) are connected to, the flue gas in burner hearth is excluded, control pressure;Furnace lining (6) 1400 class B insulation bricks are used, the heat-insulated and super heat-insulated cryogenic substance of diatomite are applied in some regions, in danger zone and combustion The region for burning all suitable cement connections of room pedestal has used 45% compact aluminum oxide refractory brick as far as possible, and liner was at 6 hours Enough heat insulation effects will be provided during hot test;To improve the thermal insulation property in furnace, prevent gas leakage, top fire door (15) and Side fire door (16) uses compacting device of furnace door (12), protects internal environment;Since fire door is heavier, hoisting port (14) is for suspending in midair Arm installation fire door is used.
2. a kind of structure fire resistance experimental provision according to claim 1, it is characterised in that: the inside dimension size of furnace body is 1000mm × 1000mm × 1000mm, outside dimension (being free of fire door) size is 1600mm × 1600mm × 1600mm, fire door thickness For 300mm.
3. a kind of structure fire resistance experimental provision according to claim 1, it is characterised in that: there are two furnaces for device design Door, both can also test vertical member with testing level component.
4. a kind of structure fire resistance experimental provision according to claim 1, it is characterised in that: the thermal insulation property of the device is good Good, temperature rise can meet the requirement of tunnel fire hazard RABT-ZTV temperature rise curve in furnace.
5. a kind of structure fire resistance experimental provision according to claim 1, it is characterised in that: the substitute of the peep hole (2) It is video camera diaphragm.
CN201811127687.XA 2018-09-27 2018-09-27 Fire-resistant experimental apparatus of structure Active CN109238904B (en)

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CN109238904B CN109238904B (en) 2024-03-29

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112800652A (en) * 2021-01-27 2021-05-14 中车长春轨道客车股份有限公司 Method and device for determining fire-resistant data and electronic equipment
CN114136093A (en) * 2021-11-17 2022-03-04 国消(天津)检测技术有限公司 Multifunctional fire-resistant test furnace

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103017526A (en) * 2012-12-04 2013-04-03 上海建科检验有限公司 Combustion vertical furnace for fire resistance test of building component
KR101264246B1 (en) * 2012-12-12 2013-05-27 한국건설기술연구원 Multipurpose vertical test furnace having flat-type burner for evaluating fire resistance capacity of vertical structure member, and heating method using the same
CN204649556U (en) * 2015-04-09 2015-09-16 中钢集团洛阳耐火材料研究院有限公司 The thermal shock resistance evaluating apparatus of fire resistive material molded article
CN105758170A (en) * 2016-04-15 2016-07-13 江苏维尔炉业有限公司 Intermittent lithium battery material sintering furnace
CN207528671U (en) * 2017-12-04 2018-06-22 北京中辉腾龙科技有限公司 A kind of high-temperature flame-proof test device for fire proofing material
CN209894625U (en) * 2018-09-27 2020-01-03 中国科学技术大学 Structure fire-resistant experimental device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103017526A (en) * 2012-12-04 2013-04-03 上海建科检验有限公司 Combustion vertical furnace for fire resistance test of building component
KR101264246B1 (en) * 2012-12-12 2013-05-27 한국건설기술연구원 Multipurpose vertical test furnace having flat-type burner for evaluating fire resistance capacity of vertical structure member, and heating method using the same
CN204649556U (en) * 2015-04-09 2015-09-16 中钢集团洛阳耐火材料研究院有限公司 The thermal shock resistance evaluating apparatus of fire resistive material molded article
CN105758170A (en) * 2016-04-15 2016-07-13 江苏维尔炉业有限公司 Intermittent lithium battery material sintering furnace
CN207528671U (en) * 2017-12-04 2018-06-22 北京中辉腾龙科技有限公司 A kind of high-temperature flame-proof test device for fire proofing material
CN209894625U (en) * 2018-09-27 2020-01-03 中国科学技术大学 Structure fire-resistant experimental device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
李萍;曾令可;李汝湘;: "建筑构件多功能耐火试验炉的设计", 华南理工大学学报(自然科学版), no. 12 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112800652A (en) * 2021-01-27 2021-05-14 中车长春轨道客车股份有限公司 Method and device for determining fire-resistant data and electronic equipment
CN114136093A (en) * 2021-11-17 2022-03-04 国消(天津)检测技术有限公司 Multifunctional fire-resistant test furnace

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