CN109238904A - A kind of structure fire resistance experimental provision - Google Patents
A kind of structure fire resistance experimental provision Download PDFInfo
- 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
- Authority
- CN
- China
- Prior art keywords
- furnace
- fire door
- door
- brick
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000012360 testing method Methods 0.000 claims abstract description 19
- 238000009413 insulation Methods 0.000 claims abstract description 18
- 239000001301 oxygen Substances 0.000 claims abstract description 16
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000013461 design Methods 0.000 claims abstract description 8
- 239000011449 brick Substances 0.000 claims description 30
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 22
- 238000002474 experimental method Methods 0.000 claims description 10
- 244000144985 peep Species 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 claims description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 5
- 239000003546 flue gas Substances 0.000 claims description 5
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 229910052863 mullite Inorganic materials 0.000 claims description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 3
- 239000003755 preservative agent Substances 0.000 claims description 3
- 230000002335 preservative effect Effects 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 239000004570 mortar (masonry) Substances 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000004886 process control Methods 0.000 abstract 1
- 238000011897 real-time detection Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- ISSXKNWTCLRPJY-UHFFFAOYSA-N O.O.[O-2].[Zr+4].[O-2] Chemical compound O.O.[O-2].[Zr+4].[O-2] ISSXKNWTCLRPJY-UHFFFAOYSA-N 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 239000011094 fiberboard Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/60—Investigating resistance of materials, e.g. refractory materials, to rapid heat changes
Landscapes
- 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
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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811127687.XA CN109238904B (en) | 2018-09-27 | 2018-09-27 | Fire-resistant experimental apparatus of structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811127687.XA CN109238904B (en) | 2018-09-27 | 2018-09-27 | Fire-resistant experimental apparatus of structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109238904A true CN109238904A (en) | 2019-01-18 |
| CN109238904B CN109238904B (en) | 2024-03-29 |
Family
ID=65057666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811127687.XA Active CN109238904B (en) | 2018-09-27 | 2018-09-27 | Fire-resistant experimental apparatus of structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109238904B (en) |
Cited By (2)
| 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)
| 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 |
-
2018
- 2018-09-27 CN CN201811127687.XA patent/CN109238904B/en active Active
Patent Citations (6)
| 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)
| 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)
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109238904B (en) | 2024-03-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100485358C (en) | Assembled refractory experimental furnace of building construction member | |
| CN109238904A (en) | A kind of structure fire resistance experimental provision | |
| CN108802269A (en) | A kind of coating fire protecting performance test method and device based on air-fuel ratio control | |
| CN110440597A (en) | 500m2Ignition of sintering process baker construction method | |
| CN105865207A (en) | Top thermal insulation device suitable for anode baking furnace | |
| CN102853667B (en) | Method and device for controlling pressure in fire-resistance rating test furnace | |
| CN103017526B (en) | Combustion vertical furnace for fire resistance test of building component | |
| CN209894625U (en) | Structure fire-resistant experimental device | |
| CN201367436Y (en) | Blast furnace hot blast stove baking device | |
| CN114487257A (en) | Atmosphere-controllable solid combustion characteristic research experimental device and experimental method | |
| CN207528671U (en) | A kind of high-temperature flame-proof test device for fire proofing material | |
| CN105047039A (en) | Multifunctional fire test furnace system device | |
| CN1114813C (en) | Test furnace for ceramic products | |
| CN205403489U (en) | Door and book curtain fire resistance testing stove | |
| CN107576586A (en) | Silicon carbide refractory ceramics flame sprays thermal shock experimental provision and its application method | |
| CN214582480U (en) | Constant-temperature firing device for porcelain powder production test | |
| CN114234645B (en) | High-temperature convection radiation heat transfer experimental device and experimental method | |
| CN215713205U (en) | Gas furnace and gas furnace system | |
| CN108956459A (en) | A kind of resistance to hot detection method of material in hot-blast stove inside | |
| CN116399129B (en) | Refractory material heat insulation performance test furnace and test method | |
| CN209399757U (en) | The novel nitriding furnace of double-door type | |
| CN108916868A (en) | A kind of material return device for circulating fluidized bed boiler lining low temperature furnace drying method | |
| CN202853364U (en) | Furnace pressure controller for fire endurance test furnace | |
| CN207365394U (en) | A kind of directly mixing type oil gas associative form hot-blast stove | |
| CN208765496U (en) | Building element fire endurance trial furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |