CN109115831A - A kind of fire-proof sealing material fire resistance experimental rig - Google Patents
A kind of fire-proof sealing material fire resistance experimental rig Download PDFInfo
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- CN109115831A CN109115831A CN201810767760.3A CN201810767760A CN109115831A CN 109115831 A CN109115831 A CN 109115831A CN 201810767760 A CN201810767760 A CN 201810767760A CN 109115831 A CN109115831 A CN 109115831A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
- G01N25/22—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures
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Abstract
The present invention relates to fire-proof product detection technique fields, in particular to a kind of fire-proof sealing material fire resistance experimental rig, it the part such as mainly fixes, monitor, showing PLC controller by combustion furnace, sample to form, PLC controller according within the fire endurance time unexposed surface temperature sensor whether more than 180 DEG C be pierced by and judgement conclusion provided automatically to the fire resistance of fire-proof sealing material with flame that whether monitoring camera, which finds to carry on the back fiery face, 10s or more, the device reduces personnel's operations, detection quality and efficiency are improved, detection automation is improved.
Description
Technical field
The present invention relates to fire-proof product detection technique field, in particular to a kind of fire-proof sealing material fire resistance test dress
It sets.
Background technique
To prevent from expanding fire incident because of cable body or cause cable to ignite by extraneous fire source due to, cable, electricity are coped with
Cable structures etc. take effective fireproof blocking measure, need to use fire-proof sealing material in fireproof blocking measure, which should have
There are fire prevention, anti-hood, effectively can seal or clog building, structures and perforated holes, annulus in all kinds of facilities
Gap and building gap are by retainable length of time 1h, 2h, 3h point of fire integrity and the fire insulation institute of plugging material
Three ranks.Now to the detection test of fire-proof sealing material fire resistance during, testing staff's cumbersome, labor intensity
Greatly, human interference factor is more, the degree of automation, detection quality and low efficiency, is badly in need of designing a kind of fire prevention envelope to solve this problem
Stifled material fire resistance experimental rig.
Summary of the invention
The problem to be solved in the present invention is to overcome the shortcomings of background technique, provides a kind of fire-proof sealing material fire resistance examination
Experiment device.
The present invention is achieved through the following technical solutions:
A kind of fire-proof sealing material fire resistance experimental rig, including combustion furnace, combustion furnace furnace roof are equipped with flue, the furnace of combustion furnace
Be fixed with test specimen on mouthful positioning convex platform, the test specimen include concrete standard frame, fire-proof sealing material, steel cable bridge,
Cable, wherein fire-proof sealing material is cast in concrete standard frame, and steel cable bridge is fixed in fire-proof sealing material,
Cable penetration fire-proof sealing material, before cable part by combustion furnace outside cable support frame torr, be partially fixed on after cable anti-
On steel cable bridge in fiery plugging material, the cable tray is placed on the table top of a rack, and rack is placed on burning
On ground outside furnace, the one side of rack is equipped with upright bar, and the top of upright bar is equipped with monitoring camera；The cable is located at combustion furnace
If being separately installed with dry temperature sensor A on outer part upper and lower surfaces, close to the upper and lower of the cable in combustion furnace
It sets and is separately installed with temperature sensor C, if being equipped with dry temperature sensor B on fire-proof sealing material outside, combustion furnace furnace roof
On temperature sensor D is installed；It is equipped with gas nozzle on the combustion furnace two sides vertical with side where test specimen and pressure passes
Sensor A, the gas nozzle connect gas mixer chamber, are connected to air hose and fuel gas pipeline on gas mixer chamber, are equipped on air hose
Pressure sensor B and electric control valve A, the other end of air hose are given a dinner for a visitor from afar machine, and pressure sensor C and electricity are housed on the fuel gas pipeline
Dynamic regulating valve B；Above-mentioned monitoring camera, blower, temperature sensor A, temperature sensor B, temperature sensor C, temperature sensor
D, the control line of pressure sensor A, pressure sensor B, pressure sensor C, electric control valve A and electric control valve B are controlled with PLC
Device connection processed.
Preferably, the temperature sensor C is fixed by the bracket in cable upper and lower position, and bracket is fixedly mounted on burning
On the side of furnace, temperature sensor C is fixed on bracket front end.
Preferably, distance of the temperature sensor C apart from cable is 1cm-5cm.
Preferably, the test specimen is fixed on the fire door positioning convex platform of combustion furnace with pressing plate by bolt and nut.
Fire-proof sealing material fire resistance experimental rig of the invention reduces testing crew operation, realizes automatic inspection
It surveys and determines, reduce human interference factor, improve detection quality and efficiency.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the side view of Fig. 1.
In figure, 1 combustion furnace, 2 racks, 3 table tops, 4 cable trays, 5 cables, 6 temperature sensor A, 7 temperature sensor B, 8
Steel cable bridge, 9 fire-proof sealing materials, 10 concrete standard frames, 11 bolt and nuts, 13 pressing plates, 14 fire door positioning convex platforms,
16 furnace roofs, 17 temperature sensor D, 18 temperature sensor C, 19 pressure sensor A, 20 gas nozzles, 21 flues, 25 blowers, 26
Air hose, 27 electric control valve A, 28 pressure sensor B, 29 gas mixer chambers, 30 pressure sensor C, 31 fuel gas pipelines, 32 is electronic
Regulating valve B, 33 monitoring cameras, 34 upright bars.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art are not having
Every other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.In the present invention
Description in, it should be noted that the orientation or positional relationship of the instructions such as term "inner", "outside", "upper", "lower", "front", "rear"
For positional relationship based on the figure, it is merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion institute
The device or element of finger must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this hair
Bright limitation.
The present invention provides a kind of fire-proof sealing material fire resistance experimental rigs, including combustion furnace 1, in combustion furnace 1
A rack 2 is placed on the ground of outside, a upright bar 34 is installed in 3 side of table top of rack 2, and upright bar 34 can pass through existing any side
Method is mounted on 3 side of table top, for example welding, be bolted etc. can be to be equipped with monitoring camera at the top of upright bar 34
First 33, monitoring camera 33 is for monitoring whether the fiery face of back has the time that flame is scurried out and flame is scurried out.In the table top of rack 2
Place a cable tray 4 on 3,4 Neto of cable tray cable 5, required according to fire resistance testing standard, cable 5 is difference
The cable 5 of specification, cable 5 is through fire-proof sealing material 9 and fixed on the steel cable bridge 8 in fire-proof sealing material 9, electricity
5 front quartile of cable is in outside combustion furnace 1, and rear part is located in combustion furnace 1 after fire-proof sealing material 9, i.e. a part of position of cable 5
In carrying on the back fiery face, a part is located at fire surface, is separately installed with several temperature on the part upper and lower surfaces that cable 5 is located at outside combustion furnace 1
Sensors A 6 is spent, if installing dry temperature sensor A6, installation method respectively on 5 upper and lower surfaces of cable for carrying on the back fiery face
There are many, for example be affixed directly on 5 upper and lower surfaces of cable, it is stuck on 5 upper and lower surfaces of cable, temperature sensor A6 is used
The temperature carried on the back on fiery face cable 5 is transmitted in measurement.Above-mentioned fire-proof sealing material 9 is cast in concrete standard frame 10, steel
Cable testing bridge 8 processed is fixed in fire-proof sealing material 9, and the concrete standard frame 10 is a rectangular frame, ruler
It is very little according to fire-proof sealing material fire resistance test specimen size depending on, above-mentioned concrete standard frame 10, fireproof blocking
Material 9, steel cable bridge 8, cable 5 constitute test specimen, this test specimen is fixed on the fire door positioning convex platform 14 of combustion furnace 1,
For fixed existing method there is also a variety of, test specimen pressing plate 13 is preferably fixed on burning by bolt and nut 11 by the present embodiment
On the fire door positioning convex platform 14 of furnace 1.If being equipped with dry temperature sensor B7, temperature sensing on 9 outside of fire-proof sealing material
Device B7 is used to measure the temperature for being transmitted to and carrying on the back fiery face fire-proof sealing material 9.In the upper and lower position for the cable 5 being located in combustion furnace 1
It is nearby separately installed with temperature sensor C18, temperature sensor C18 is used to measure the temperature near fire surface fire-proof sealing material 9
Degree, distance of the general temperature sensor C18 apart from cable 5 are preferred for 1cm-5cm.Temperature sensor C18, which is fixed on, gets close to electricity
There are many ways to 5 upper and lower position of cable, the preferred temperature sensor C18 of the present embodiment is fixed on cable 5 by bracket,
Near lower position, bracket is fixedly mounted on the side of combustion furnace 1, and bracket can be a strut, is also possible to other shapes, temperature
Degree sensor C18 is fixed on bracket front end.
It is equipped with flue 21 in the furnace roof 16 of combustion furnace 1, and temperature sensor D17 is installed on furnace roof 16, temperature passes
Sensor D17 is used to measure the temperature in 1 furnace of combustion furnace.It is all provided on the two sides of the combustion furnace 1 vertical with side where test specimen
There are gas nozzle 20 and pressure sensor A19, gas nozzle 20 is for lighting a fire in test, pressure sensor A19 measurement burning
Pressure in 1 furnace of furnace.The gas nozzle 20 connects gas mixer chamber 29, is connected to air hose 26 and fuel gas conduit on gas mixer chamber 29
Road 31, the other end of air hose 26 are given a dinner for a visitor from afar machine 25, and pressure sensor B28 and electric control valve A27 is equipped on air hose 26, and pressure passes
Sensor B28 is used to measure the wind pressure in air hose 26, and electric control valve A27 is used for regulating air volume.On the fuel gas pipeline 31
Equipped with pressure sensor C30 and electric control valve B32, pressure sensor C30 is for measuring gaseous-pressure, electric control valve B32
For regulating gas amount size.
Above-mentioned monitoring camera 33, blower 25, temperature sensor A6, temperature sensor B7, temperature sensor C18, temperature
Sensor D17, pressure sensor A19, pressure sensor B28, pressure sensor C30, electric control valve A27 and electric control valve
The control line of B32 is connect with PLC controller.The connection of PLC controller and above-mentioned each device and control principle belong to existing normal
With technology, its connection structure and principle are repeated no more here.
Test specimen: being fixed on fire door positioning convex platform 14 by the use of apparatus of the present invention with bolt and nut 11, pressing plate 13, is placed
Good temperature sensor A6, temperature sensor B7, press the test start key in PLC controller, electric control valve A27, electric adjustable
Save valve B32, pressure sensor A19, pressure sensor B28, pressure sensor C30, temperature sensor A6, temperature sensor B7,
Temperature sensor C18, temperature sensor D17, blower 25, monitoring camera 33 enter working condition, and gas nozzle 20 is lighted a fire,
When in-furnace temperature sensor D17 and pressure sensor A19 reach specified value after, PLC controller according to fire-proof sealing material 9 by
Fiery face temperature sensor C18 and the changing value of unexposed surface temperature sensors A 6, temperature sensor B7 draw temperature curve extremely automatically
Provide fire resistance period, PLC controller is according to the unexposed surface temperature sensors A 6 within the fire endurance time and temperature sensor B7
It is no to scurry out with flame that whether monitoring camera 33, which finds to carry on the back fiery face, 10s or more to the resistance to of fire-proof sealing material 9 more than 180 DEG C
Fiery performance provides judgement conclusion automatically.The device of the invention reduces personnel's operation, improves detection quality and efficiency, improves
Detection automation.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Ability
The those of ordinary skill in domain it is understood that it can still modify to technical solution illustrated in the above embodiments, or
Equivalent replacement of some of the technical features；And these are modified or replaceed, and do not make the essence of corresponding technical solution de-
Spirit and scope from technical solution of various embodiments of the present invention.
Claims (4)
1. a kind of fire-proof sealing material fire resistance experimental rig, including combustion furnace (1), combustion furnace (1) furnace roof (16) is equipped with cigarette
Road (21) is fixed with test specimen on the fire door positioning convex platform (14) of combustion furnace (1), it is characterised in that: the test specimen includes concrete
Standard card cage (10), fire-proof sealing material (9), steel cable bridge (8), cable (5), wherein fire-proof sealing material (9) pours
It in concrete standard frame (10), is fixed with steel cable bridge (8) in fire-proof sealing material (9), cable (5) is through fire prevention
Plugging material (9), the preceding part of cable (5) are held in the palm by the cable tray (4) of combustion furnace (1) outside, and cable (5) is partially fixed on afterwards
On steel cable bridge (8) in fire-proof sealing material (9), the cable tray (4) is placed on the table top (3) of a rack (2)
On, rack (2) is placed on the ground of combustion furnace (1) outside, and the one side of rack (2) is equipped with upright bar (34), the top of upright bar (34)
Portion is equipped with monitoring camera (33)；The cable (5) is located at combustion furnace (1) if being separately installed on outer part upper and lower surfaces
Dry temperature sensor A(6), the upper and lower position close to the cable (5) in combustion furnace (1) is separately installed with temperature sensor C
(18), fire-proof sealing material (9) is if be equipped with dry temperature sensor B(7 on outside), it installs on combustion furnace (1) furnace roof (16)
There is temperature sensor D(17)；Gas nozzle (20) and pressure are equipped on combustion furnace (1) two sides vertical with side where test specimen
Force snesor A(19), the gas nozzle (20) connects gas mixer chamber (29), is connected to air hose (26) on gas mixer chamber (29)
With fuel gas pipeline (31), on air hose (26) be equipped with pressure sensor B(28) and electric control valve A(27), air hose (26) it is another
One end is given a dinner for a visitor from afar machine (25), and pressure sensor C(30 is housed on the fuel gas pipeline (31)) and electric control valve B(32)；Above-mentioned prison
Control camera (33), blower (25), temperature sensor A(6), temperature sensor B(7), temperature sensor C(18), temperature sensing
Device D(17), pressure sensor A(19), pressure sensor B(28), pressure sensor C(30), electric control valve A(27) and it is electronic
Regulating valve B(32) control line connect with PLC controller.
2. fire-proof sealing material fire resistance experimental rig according to claim 1, it is characterised in that: the temperature sensing
Device C(18) it is fixed by the bracket in cable (5) upper and lower position, bracket is fixedly mounted on the side of combustion furnace (1), and temperature passes
Sensor C(18) it is fixed on bracket front end.
3. fire-proof sealing material fire resistance experimental rig according to claim 1, it is characterised in that: the temperature sensing
Device C(18) distance apart from cable (5) is 1cm-5cm.
4. fire-proof sealing material fire resistance experimental rig according to claim 1, it is characterised in that: the test specimen pressure
Plate (13) is fixed on the fire door positioning convex platform (14) of combustion furnace (1) by bolt and nut (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810767760.3A CN109115831A (en) | 2018-07-13 | 2018-07-13 | A kind of fire-proof sealing material fire resistance experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810767760.3A CN109115831A (en) | 2018-07-13 | 2018-07-13 | A kind of fire-proof sealing material fire resistance experimental rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109115831A true CN109115831A (en) | 2019-01-01 |
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ID=64862712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810767760.3A Pending CN109115831A (en) | 2018-07-13 | 2018-07-13 | A kind of fire-proof sealing material fire resistance experimental rig |
Country Status (1)
| Country | Link |
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| CN (1) | CN109115831A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112946163A (en) * | 2021-01-16 | 2021-06-11 | 河南检亿科技有限公司 | Bundled wire and cable combustion testing machine and control process and control method thereof |
| CN114858962A (en) * | 2022-04-27 | 2022-08-05 | 中国地质大学（武汉） | Device for testing fire resistance of fireproof plugging material and using method thereof |
| CN116124832A (en) * | 2023-03-16 | 2023-05-16 | 应急管理部四川消防研究所 | System and method for testing fire resistance of cable under building fire heating condition |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112946163A (en) * | 2021-01-16 | 2021-06-11 | 河南检亿科技有限公司 | Bundled wire and cable combustion testing machine and control process and control method thereof |
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Application publication date: 20190101 |