CN207457116U - A kind of facing type material fire resisting test device - Google Patents
A kind of facing type material fire resisting test device Download PDFInfo
- Publication number
- CN207457116U CN207457116U CN201721253335.XU CN201721253335U CN207457116U CN 207457116 U CN207457116 U CN 207457116U CN 201721253335 U CN201721253335 U CN 201721253335U CN 207457116 U CN207457116 U CN 207457116U
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- Prior art keywords
- furnace body
- type material
- furnace
- fixed platform
- fire resisting
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Abstract
The utility model provides a kind of facing type material fire resisting test device, including furnace body.The bottom wall of institute's furnace interior is equipped with burning generating means.Furnace body upper end is open, the top of furnace body is equipped with sample fixed platform, and the lower end of sample fixed platform is equipped with notch, is additionally provided with to compress the asbestos pressing plate of test sample above sample fixed platform, asbestos pressing plate is consistent with sample fixed platform shape, and centre is again provided with notch.Crossbeam is fixed with above sample fixed platform, crossbeam is equipped with thermal imaging system.The side wall of furnace body is equipped with the thermocouple for read test sample temperature rise curve, and the thermocouple is arranged on the lower section of sample fixed platform.The outside of fire endurance test furnace is equipped with to gather the computer of fire resisting test sample thermal imagery image information, and thermal imaging system, thermocouple are with calculating mechatronics.The utility model is rational in infrastructure, can simulate true environment and point, face test, the accurate fire resistance for analyzing facing type material are carried out to sample to be tested.
Description
Technical field
The utility model is related to facing type material testing fields, and in particular to a kind of facing type material fire resisting test device.
Background technology
Facing type material is a kind of new coating kind for integrating decoration and fire-proof function, is mainly used for coated in can
The surface of combustion property base material.After facing type material is coated to flammable substrates surface, it can be played due to its smooth film certain
Decoration function, and can high temperature even fire occur when fireproofing function is played to flammable substrates, prevent the sprawling of flame.
Since the flameproof effect of facing type material is notable, decorative effect is apparent, facing type material be widely used in general industry and
The combustible materials such as the timber structure material of the places such as civil buildings, skyscraper and ancient building, glass epoxy product.
Fire endurance（The i.e. resistance to combustion time）It is the most important performance of facing type material, at present to facing type material fire resisting
The method that the limit is tested mainly has the regulation according to GB12441-2005 and combines the big panel method that China's national situation carries out.
Test device includes furnace body and mounted on the in vivo burner of stove used by big panel method, and test sample is placed in furnace body
Top and compressed with asbestos pressing plate, set above the side wall of furnace body there are two thermocouple, the centre of asbestos pressing plate sets that there are one heat
Galvanic couple is read using thermocouple and records the temperature rise curve of the test sample under high-temp combustion state, finds out test sample
Fire endurance.Big panel method is due to that using thermocouple temperature measurement, can only carry out temperature spot test, it is impossible to accurate complete
The fire resistance of surface analysis finishing material.In addition, the base material coated with facing type material such as fire resistant doorsets, fire wall etc. are typically all
Installed outdoors, the flowing of air is a very big influence factor when high temperature or fire occur, and big panel method is made
Test device can not test out the influence that the disturbance of air changes the surface temperature of test sample.
The content of the invention
In view of the deficiencies of the prior art, the purpose of this utility model is to provide a kind of rational in infrastructure, can simulate true
Environment and the facing type material fire resisting test device that face test is carried out to sample to be tested.
To achieve the above object, a kind of facing type material fire resisting test device provided by the utility model includes fire endurance
Test furnace, the fire endurance test furnace include furnace body, and the bottom wall of the furnace interior is equipped with burning generating means.The stove
Body upper end is open, and the top of the furnace body is equipped with sample fixed platform, and the lower end of sample fixed platform is equipped with notch.Work as test specimens
When product are placed on above sample fixed platform, it is provided with to compress the asbestos pressing plate of test sample, stone above test sample
Cotton pressing plate is consistent with sample fixed platform shape, and centre is again provided with notch.Crossbeam is fixed with above sample fixed platform,
Crossbeam is equipped with thermal imaging system.The side wall of furnace body is equipped with the thermocouple for read test sample temperature rise curve, and the thermocouple is set
It puts in the lower section of sample fixed platform.The outside of the fire endurance test furnace is equipped with to gather fire resisting test sample thermography
As the computer of information, thermal imaging system, thermocouple are with calculating mechatronics.
Preferably, furnace body the latter half is back taper, and the supporting rack for being used to support the furnace body is equipped with below the furnace body,
The top half of support frame as described above and the furnace body is in same vertical straight line.
Preferably, air inlet and air outlet, the air inlet and the outlet air are relatively set on the side wall of the furnace body
Mouth is respectively positioned on the lower section of the thermocouple.
Preferably, the burning generating means includes burner, Gas Pipe, injection aspirator and wind turbine；The burner
Mounted on the in vivo bottom wall middle of the stove, the injection aspirator is mounted on the outside of the fire endurance test furnace, institute
Burner is stated to be connected with the injection aspirator by pipeline；The external combustion gas of the Gas Pipe is simultaneously connected to the injection air-breathing
Device, the assembling is in the outside of the fire endurance test furnace and passes through tracheae and is connected to the injection aspirator.
Preferably, be provided with gas control valve between the Gas Pipe and the injection aspirator, the wind turbine with it is described
Air control valve is equipped between injection aspirator.
Preferably, the cross section of the notch in the sample fixed platform is rectangle.
Preferably, the center line overlap of the center line of the notch in the sample fixed platform and the burner.
Preferably, the air inlet is circumscribed with air hose with the air outlet, and the air hose is close to the air inlet
Position is connected with wind turbine, and the air hose is connected with overflow valve and air manometer in the position close to the air outlet.
Preferably, the side wall of the furnace body and bottom wall are equipped with insulation interlayer.
Preferably, the side wall of the furnace body is additionally provided with furnace chamber peephole, and the furnace chamber peephole is mounted on the air inlet
Lower section.
The beneficial effects of the utility model are：Using the thermal imaging of thermal imaging system, read test sample is gathered in real time
State of temperature under combustion state, the surface temperature of test sample makes face test by a test, so as to obtain test sample
The change of temperature field information of whole surface.Furnace body uses the structure design of back taper, reduces the specific heat capacity in test furnace, in stove
Temperature change faster, help to improve the efficiency of test.The air inlet and air outlet that test furnace is added, add test furnace
The factor of air agitation.By adjusting devices such as wind turbine, overflow valve, gas control valves, different furnace inner environments can be simulated, is surveyed
The internal environment of examination stove is more nearly actual environment, helps to improve the accuracy of sample tests.
Description of the drawings
Fig. 1 is a kind of structure diagram of facing type material fire resisting test device of the utility model.
Fig. 2 is the present invention looks up structural representation of a-quadrant shown in FIG. 1.
Fig. 3 be a kind of conditioner of facing type material fire resisting test device of the utility model with it is shown in FIG. 1 into
Air port and the connection diagram of air outlet.
The utility model is described in further detail with reference to the accompanying drawings and embodiments.In order to which the present embodiment is better described,
The some attachmentes of attached drawing have omission, zoom in or out；To those skilled in the art, in attached drawing some known features and
It illustrates to omit will be understood by.
Specific embodiment
A kind of facing type material fire resisting test device of the utility model using technical conditions as defined in GB12441-2005 as according to
According to, and developed with reference to China's national situation.
As shown in Figure 1, facing type material fire resisting test device includes fire endurance test furnace, fire endurance test furnace includes
Furnace body 1, the side wall and bottom wall of furnace body 1 are equipped with insulation interlayer 10.In order to reduce the specific heat capacity in test furnace, make in stove
Temperature change faster, improves the efficiency of test, and the latter half of furnace body 1 is designed as back taper.Therefore, also had additional below furnace body
It is used to support the support frame of furnace body 26 of the furnace body 1.Supporting rack 26 is mounted on the diameter maximum of the reverse taper portion of furnace body 1,
That is reverse taper portion and the position of the top half transition of furnace body 1 are so conducive to keep the overall stability of furnace body 1.It is described
Bottom wall inside furnace body 1 is equipped with burning generating means.
The upper end of furnace body 1 is open, and the top of furnace body 1 is equipped with sample fixed platform 11, the middle of sample fixed platform 11
Lower end be equipped with cross section be rectangle notch, as shown in Fig. 2, Fig. 2 is the bottom-up knot seen from sample fixed platform 11
Composition.Test sample 20 is placed on the top of sample fixed platform 11, and test sample 20 is not less than using specification here
Five layers of glued board of level-one of 500mm × 500mm × 5mm.After test sample 20 is placed on sample fixed platform 11 the upper surface of, survey
The top of test agent 20 is provided with one piece for compressing the asbestos pressing plate 21 of test sample 20, and asbestos pressing plate 21 is fixed flat with sample
The shape of platform 11 is consistent, and centre is again provided with an equal-sized notch.The top of sample fixed platform 11 is equipped with thermal imaging system
Supporting rack 12, the top of supporting rack 12 are fixed with crossbeam 13, and crossbeam 13 is equipped with thermal imaging system 14, and 14 face sample of thermal imaging system
The notch of 11 middle of product fixed platform.In this way, thermal imaging system 14 can obtain the test specimens of the indentation, there of sample fixed platform 11
The change of temperature field information of product whole surface.
The side wall of furnace body 1 is equipped with the thermocouple 15 for read test sample temperature rise curve, and there are two thermocouples 15, relatively
It is arranged on the lower section of sample fixed platform 11.Thermocouple 15 can carry out temperature spot test to 20 fire surface of test sample, with reference to
Thermal imaging system 14 carries out test sample 20 temperature surfaces test, and the experiment analysis results of fire resisting test are more objective and accurate, comprehensive.
In order to make the environment in stove closer to actual environment, air inlet 16 and outlet air are relatively set on the side wall of furnace body 1
Mouth 17.Air inlet 16 and air outlet 17 are respectively positioned on the lower section of thermocouple 15.Air inlet 16 is circumscribed with air hose, wind with air outlet 17
Pipe is being connected with wind turbine 40 close to the position of air inlet 16, and air hose is connected with overflow valve 41 and sky in the position close to air outlet 17
Atmospheric pressure table 42, as shown in Figure 3.Wind turbine 40, overflow valve 41 and air manometer 42 form a set of conditioner.According to sky
The display information of atmospheric pressure table 42 adjusts wind turbine 40, overflow valve 41, flows furnace air, disturbed so as to simulate with air
The actual environment of reason element.In addition, the side wall of furnace body 1 is additionally provided with furnace chamber peephole 18, furnace chamber peephole 18 is mounted on air inlet
16 lower section.
The generating means that burns includes burner 27, pipeline 28, injection aspirator 36 and wind turbine 38.Wherein, burner 27 is pacified
Mounted in the 1 inner bottom wall middle of furnace body, the i.e. center of the part of back taper.As seen from Figure 1, in burner 27
Heart line, the center line of notch of sample fixed platform 11 and the center line overlap of thermal imaging system 14, and occupy the center of furnace body 1
Between, test sample 20 is heated evenly, and the temperature information error of the related test sample 20 acquired in thermal imaging system 14 is smaller.So have
Help ensure the accurate of the entire test process of test sample.The outside that aspirator 36 is mounted on fire endurance test furnace is sprayed,
Burner 27 is connected by pipeline with injection aspirator 36.Lead to combustion gas 34 outside Gas Pipe 33 and be connected to injection aspirator 36, combustion
It is also equipped with controlling the gas control valve 35 of combustion gas size on tracheae.Wind turbine 38 is mounted on the outside of fire endurance test furnace
And pass through air hose and be connected to injection aspirator 36, air 39 can be pumped to injection aspirator 35 by wind turbine 38.Wind turbine 38 and injection
It is additionally provided with to control the air control valve 37 of air velocity between aspirator 35.As it can be seen that combustion gas 34 and air 39 are inhaled in injection
Mixing, is burnt on burner 27 by pipeline 28, passes through adjusting control gas control valve 35 and air tune in gas device 35
The size of 37 controllable adjustable combustion of valve is saved, and combines the air agitation factor that air inlet 16 is adjusted with air outlet 17,
The various hot environments such as fire are simulated, test the simultaneously multigroup test data of experiment of read test sample 20 under various circumstances.
The outside of fire endurance test furnace is equipped with supporting table 30, and 30 top of supporting table is equipped with to gather fire resisting test specimens
The computer 31 of product thermal imagery image information, thermal imaging system 14 and thermocouple 15 are electrically connected with computer 31.Test sample 20 it is more
Group test data of experiment and corresponding image information are transmitted to computer 31 and are shown on computer 31.
The above is only the preferred embodiment of the present invention, is not intended to limit the invention.It is all in the utility model
Spirit and principle within, any modifications, equivalent replacements and improvements are made should be included in the protection model of the utility model
Within enclosing.
Claims (10)
1. a kind of facing type material fire resisting test device, including fire endurance test furnace, the fire endurance test furnace includes stove
Body, it is characterised in that：
The in vivo bottom wall of stove is equipped with burning generating means；The furnace body upper end is open, and the top of the furnace body is equipped with sample
Fixed platform, the lower end of the sample fixed platform are equipped with notch；Crossbeam is fixed with above the sample fixed platform, institute
Crossbeam is stated equipped with thermal imaging system；The side wall of the furnace body is equipped with thermocouple, and the thermocouple is arranged on the sample fixed platform
Lower section；
The outside of the fire endurance test furnace is equipped with to gather the computer of fire resisting test sample thermal imagery image information, described
Thermal imaging system, the thermocouple with the calculating mechatronics.
2. a kind of facing type material fire resisting test device according to claim 1, it is characterised in that：
The furnace body the latter half is back taper, and the supporting rack for being used to support the furnace body, the branch are equipped with below the furnace body
Support is mounted at the maximum gauge of the reverse taper portion of the furnace body.
3. a kind of facing type material fire resisting test device according to claim 2, it is characterised in that：
Air inlet and air outlet are relatively set on the side wall of the furnace body, the air inlet and the air outlet are respectively positioned on described
The lower section of thermocouple.
4. a kind of facing type material fire resisting test device according to any one of claims 1 to 3, it is characterised in that：
The burning generating means includes burner, Gas Pipe, injection aspirator and wind turbine；The burner is mounted on the stove
In vivo bottom wall middle, the injection aspirator are mounted on the outside of the fire endurance test furnace, and the burner passes through
Pipeline is connected with the injection aspirator；The external combustion gas of the Gas Pipe is simultaneously connected to the injection aspirator, the wind turbine peace
Mounted in the outside of the fire endurance test furnace and pass through tracheae and be connected to the injection aspirator.
5. a kind of facing type material fire resisting test device according to claim 4, it is characterised in that：
Be provided with gas control valve between the Gas Pipe and the injection aspirator, the wind turbine and the injection aspirator it
Between be equipped with air control valve.
6. a kind of facing type material fire resisting test device according to claim 4, it is characterised in that：
The cross section of notch in the sample fixed platform is rectangle.
7. a kind of facing type material fire resisting test device according to claim 6, it is characterised in that：
The center line of notch in the sample fixed platform and the center line overlap of the burner.
8. a kind of facing type material fire resisting test device according to claim 3, it is characterised in that：
The air inlet is circumscribed with air hose with the air outlet, and the air hose is connected with wind in the position close to the air inlet
Machine, the air hose are connected with overflow valve and air manometer in the position close to the air outlet.
9. a kind of facing type material fire resisting test device according to any one of claims 1 to 3, it is characterised in that：
The side wall and bottom wall of the furnace body are equipped with insulation interlayer.
10. a kind of facing type material fire resisting test device according to claim 3, it is characterised in that：
The side wall of the furnace body is additionally provided with furnace chamber peephole, and the furnace chamber peephole is mounted on the lower section of the air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721253335.XU CN207457116U (en) | 2017-09-27 | 2017-09-27 | A kind of facing type material fire resisting test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721253335.XU CN207457116U (en) | 2017-09-27 | 2017-09-27 | A kind of facing type material fire resisting test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207457116U true CN207457116U (en) | 2018-06-05 |
Family
ID=62284549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721253335.XU Expired - Fee Related CN207457116U (en) | 2017-09-27 | 2017-09-27 | A kind of facing type material fire resisting test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207457116U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108776193A (en) * | 2018-07-27 | 2018-11-09 | 镇江立达纤维工业有限责任公司 | A kind of combustion testing tooling |
| CN109211973A (en) * | 2018-08-03 | 2019-01-15 | 钟超 | A kind of automotive material exhaust pipe heat resistance test device |
-
2017
- 2017-09-27 CN CN201721253335.XU patent/CN207457116U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108776193A (en) * | 2018-07-27 | 2018-11-09 | 镇江立达纤维工业有限责任公司 | A kind of combustion testing tooling |
| CN109211973A (en) * | 2018-08-03 | 2019-01-15 | 钟超 | A kind of automotive material exhaust pipe heat resistance test device |
| CN109211973B (en) * | 2018-08-03 | 2020-11-27 | 嘉兴管通机电科技有限公司 | Exhaust pipe heat resistance testing device for automobile materials |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180605 Termination date: 20190927 |