CN220345014U - Fire extinguishing test device of fire blanket - Google Patents
Fire extinguishing test device of fire blanket Download PDFInfo
- Publication number
- CN220345014U CN220345014U CN202321909910.2U CN202321909910U CN220345014U CN 220345014 U CN220345014 U CN 220345014U CN 202321909910 U CN202321909910 U CN 202321909910U CN 220345014 U CN220345014 U CN 220345014U
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- oil pan
- fire
- frame
- test device
- fire extinguishing
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- 238000012360 testing method Methods 0.000 title claims abstract description 62
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- 239000000779 smoke Substances 0.000 claims abstract description 15
- 239000002737 fuel gas Substances 0.000 claims abstract description 14
- 238000002485 combustion reaction Methods 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims description 34
- 235000004443 Ricinus communis Nutrition 0.000 claims 1
- 238000000034 method Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The utility model discloses a fire extinguishing test device of a fire blanket, which comprises a test bed, wherein a supporting frame for placing an oil pan is fixedly connected to the table top of the test bed; a heating component is arranged below the supporting surface of the supporting frame and is connected with a fuel gas supply device; a smoke exhaust hood with a smoke exhaust fan is arranged right above the test bed. The bottom of the supporting frame is a square frame, and a round frame matched with the shape of the oil pan is fixed on the square frame; the edge of the oil pan is uniformly provided with a plurality of male lock catches, the edge of the round frame is provided with a plurality of female lock catches matched with the male lock catches, and the oil pan is in locking connection with the round frame through the lock catches; the combustion part and the smoke exhaust fan are connected with the control host. The support frame and the hasp of this scheme can be with the food tray lock spacing on the support frame, avoid the potential safety hazard that the food tray removes and lead to, and experimental easy operation, intelligence are easily controlled.
Description
Technical Field
The utility model relates to the technical field of fire extinguishing performance testing devices, in particular to a fire extinguishing testing device of a fire blanket.
Background
The fire blanket or the fire-fighting quilt or the fire-extinguishing quilt is a fabric woven by special treatment of materials such as glass fiber, can play a role in isolating heat sources and flames, and can be used for extinguishing oil pan fires or covering on the body for escape. Along with the improvement of people's safety consciousness of putting out a fire, the fire-fighting equipment that only uses in certain specific units in the past gradually walks into people's field of vision, and fire blanket has the characteristics that it is convenient, the storage is convenient to use, and no technical difficulty in the use is very effective to put out small-size fire and does not produce characteristics such as secondary destruction after putting out a fire. Fire blanket has been popular at present, and is a necessary fire-fighting initial fire-extinguishing tool for families, shops, restaurants, entertainment venues and the like.
The most important fire blanket is its fire extinguishing performance, and if its fire extinguishing performance is not too close, it not only does not play a role in protection but also may cause a series of potential safety hazards in use. The existing testing device for testing the fire extinguishing performance of the fire blanket is mainly designed according to standard requirements, the device is simple, all operations need manual close-range operation, many potential safety hazards exist in the test process, such as the fact that the support frame is not firm enough to cause the support frame to move or even incline to cause safety accidents, the oil pan is not matched with the square support frame in size, the oil pan possibly slides in the fire extinguishing process, high-temperature oil burnt in the oil pan is caused to spill out to cause the safety accidents, the oil pan gas furnace is inconvenient to adjust flame size and the like.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a fire extinguishing test device of a fire blanket, which solves the problem that the fire extinguishing process in the prior art is easy to cause safety accidents due to sliding of an oil pan.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the fire extinguishing test device for the fire blanket comprises a test bed, wherein a supporting frame for placing an oil pan is fixedly connected to the table top of the test bed; a heating component is arranged below the supporting surface of the supporting frame and is connected with a fuel gas supply device; a smoke exhaust hood connected with a smoke exhaust fan is arranged right above the test bed.
The support frame comprises a square frame fixed on the test bed, and a round frame matched with the oil pan in shape is fixed on the square frame; the edge of the oil pan is uniformly provided with a plurality of male lock catches, the edge of the round frame is provided with a plurality of female lock catches matched with the male lock catches, and the oil pan is in locking connection with the round frame through the male lock catches and the female lock catches; the combustion part and the smoke exhaust fan are connected with the control host.
The beneficial effects of the utility model are as follows: the circular frame is arranged to facilitate placement of the circular oil pan, the oil pan can be placed in the circular frame during test, and the square frame provides support for the oil pan; the male lock catch and the female lock catch are interlocked to realize limiting fixation of the oil pan so as to ensure that oil in the oil pan cannot spill out, thereby ensuring safety in a test process, and the male lock catch on the oil pan can serve as a handle, so that an acting point can be provided when the oil pan is moved.
Further, the male lock catch is an arc-shaped piece with an I-shaped section, and the female lock catch is an arc-shaped piece provided with a through groove, and the shape of the through groove is matched with the male lock catch. When the lock catch is used, the oil pan is placed in the circular frame, and the male lock catch enters the through groove of the female lock catch by rotating the oil pan, so that the effect of interlocking limit is achieved.
Further, a flexible anti-slip layer is arranged on the outer wall of the male lock catch, which is in contact with the female lock catch. The flexible anti-slip layer can increase friction between the male lock catch and the female lock catch, so that the lock catch is firmer, a buffering effect can be achieved, and collision and abrasion between the male lock catch and the female lock catch are avoided.
Further, the bottom of test bench is provided with the truckle, conveniently removes.
Further, the heating component is a gas heating component and comprises a combustion nozzle, an ignition needle and an igniter fixed in the test bed, wherein the combustion nozzle and the ignition needle are connected with the igniter, and the igniter is connected with the control host. During ignition, the control host can remotely control the igniter to ignite so as to enable a tester to be far away from the test bed, and safety accidents are avoided.
Further, the gas supply device comprises a gas supply pipeline provided with two gas inlets, one gas inlet of the gas supply pipeline is connected with a gas source through a gas hose, and an outlet of the gas supply pipeline is connected with the heating component; the other air inlet is connected with the blower; the fuel gas hose is provided with an electromagnetic valve and a fuel gas flowmeter; the electromagnetic valve, the blower and the gas flowmeter are all electrically connected with the control host. The control host can adjust the flame size by adjusting the air inlet amount of the air blower and the flow amount of the fuel gas, thereby controlling the temperature rise rate of the oil in the oil pan.
Further, a check valve is arranged on a pipeline connected with the air supply pipeline and the air blower, so that the backflow of the fuel gas can be avoided.
Further, a thermocouple for detecting the oil temperature is arranged on the inner side of the oil pan, and the thermocouple is connected with a control host. The temperature of the oil in the oil pan can be detected in real time and data can be transmitted to the control host to determine whether the flame size of the heating element needs to be adjusted.
Further, a display screen is arranged on the control host. The parameters of flame temperature, oil temperature in the oil pan, temperature rise rate, test time and the like can be displayed.
Drawings
FIG. 1 is a schematic view of a fire test apparatus for a fire blanket;
FIG. 2 is a top view of the support bracket;
FIG. 3 is a cross-sectional view of the latch interlock;
wherein, 1, a test bed; 2. a support frame; 3. an oil pan; 4. a control host; 5. locking; 51. a male lock catch; 52. a female lock catch; 6. a heating member; 7. a smoke exhaust hood; 8. casters; 9. an electromagnetic valve; 10. a check valve; 11. a blower.
Detailed Description
The following description of the embodiments of the present utility model is provided to facilitate understanding of the present utility model by those skilled in the art, but it should be understood that the present utility model is not limited to the scope of the embodiments, and all the utility models which make use of the inventive concept are protected by the spirit and scope of the present utility model as defined and defined in the appended claims to those skilled in the art.
As shown in fig. 1, the fire extinguishing test device of the fire blanket of the scheme comprises a test bed 1, wherein the bottom of the test bed 1 is provided with casters 8, so that the fire extinguishing test device is convenient to move. A supporting frame 2 for placing an oil pan 3 is fixedly connected to the table top of the test stand 1; a heating component 6 is arranged below the supporting surface of the supporting frame 2, and the heating component 6 is connected with a fuel gas supply device; and a smoke exhaust hood 7 connected with a smoke exhaust fan is arranged right above the test bed 1, the smoke exhaust fan is connected with the control host 4, and the smoke exhaust fan is required to be opened to timely exhaust the smoke during the test.
The support frame 2 comprises a square frame fixed on the test bed 1, a round frame matched with the oil pan 3 in shape is fixed on the square frame, and the round frame is of a cylindrical structure. The circular frame is arranged to facilitate placement of the circular oil pan 3. The edge of the oil pan 3 is uniformly provided with a plurality of male locks 51, preferably four. The edge of the circular frame is provided with four female catches 52 which are matched with the male catches 51, and the oil pan 3 is in locking connection with the circular frame through the catches 5. The material of the support frame 2 is preferably metal, and is formed by welding angle steel, and four support legs are fixed on the test bed 1 through bolts, so that the metal support frame 2 is prevented from moving and tilting in the fire extinguishing test process. The periphery of the square frame is connected with the round frame through angle steel. The material of the test bed 1 is metal, and the size of the table surface is required to be larger than that of the fire blanket.
The oil pan 3 was placed in a circular frame during testing, and a square frame provided support for the oil pan 3. The oil pan 3 in the prior art is often simply placed above the square support frame, and in the fire blanket performance test process, the fire blanket may enable the oil pan 3 to move or even turn over the oil pan 3 carelessly, so as to induce a safety accident. This scheme sets up hasp 5 on food tray 3 and circular stand, and the limit fixed to food tray 3 can be realized with public hasp 51 and the interlocking of female hasp 52 in the test process to guarantee that the oil in the food tray 3 can not spill, thereby guarantee the safety in the test process, and public hasp 51 on food tray 3 can act as the handle, can provide the impetus when manual removal food tray 3.
A thermocouple for detecting the oil temperature is installed on the inner side of the oil pan 3, and is connected with a control main unit 4. A small bracket is welded on the inner side of the oil pan 3 and used for fixing a thermocouple, so that the temperature of the oil in the oil pan 3 can be detected in real time, and data is transmitted to the control host 4 to display whether the temperature rise rate of the oil meets the standard requirement in real time so as to determine whether the flame size of the heating component 6 needs to be regulated.
In one embodiment of the present utility model, as shown in fig. 2-3, the male lock catch 51 is an arc-shaped member with an "i" shaped cross section, and the female lock catch 52 is an arc-shaped member with a through slot, and the shape of the through slot is matched with that of the male lock catch 51. When in use, the oil pan 3 is placed in the circular frame, and the male lock catch 51 enters the through groove of the female lock catch 52 by rotating the oil pan 3, so that the effect of interlocking limit is achieved.
The outer wall of the male lock catch 51, which is in contact with the female lock catch 52, is provided with a flexible anti-slip layer. The material of the flexible anti-slip layer is preferably flexible rubber or flexible plastic, so that friction between the male lock catch 51 and the female lock catch 52 can be increased, the lock catch 5 is locked more firmly, a buffering effect can be achieved, and collision and abrasion between the male lock catch 51 and the female lock catch 52 are avoided.
Specifically, the heating component 6 is a gas heating component, and comprises a burner tip, an ignition needle and an igniter fixed inside the test bed 1, wherein the burner tip and the ignition needle are connected with the igniter, and the igniter is connected with the control host 4. When in ignition, the control host 4 can remotely control the ignition of the igniter so as to lead the test personnel to be far away from the test bed 1 and avoid safety accidents. The burner is preferably disc-shaped, two circles of air outlets are uniformly arranged to ensure uniform combustion, and the burner is positioned under the support frame 2.
The gas supply device 5 comprises a gas supply pipeline provided with two gas inlets, one gas inlet of the gas supply pipeline is connected with a gas source through a gas hose, and the gas hose is provided with a solenoid valve 9 and a gas flowmeter. The other air inlet is connected with the blower 11, and a check valve 10 is arranged on a pipeline connected with the blower 11, so that the backflow of the fuel gas can be avoided. The electromagnetic valve 9, the blower 11 and the gas flowmeter are all electrically connected with the control host 4. The blower 11 can increase the air flux in the fuel gas, i.e., increase the oxygen content of the fuel gas, so that the heating unit 6 is more heated. The solenoid valve 9 may be used to regulate the flow of gas or closing the solenoid valve 9 shuts off the gas supply. Relevant regulations are made in the XF 1205-2014 fire blanket standards for fire tests of fire blankets: during the test, the oil temperature in the oil pan 3 was raised at a rate of 10 to 15 c/min. The blower 11 is preferably a variable frequency blower, and the flame size can be adjusted by adjusting the frequency of the blower 11 and the flow rate of the fuel gas, so as to control the temperature rising rate of the oil in the oil pan. The air supply pipeline penetrates through the inside of the test bed 1 and is connected with the burner, and a fixing piece for fixing the ignition needle is arranged on the wall of the air supply pipeline close to the burner.
A display screen is preferably provided on the control host 4. The parameters of flame temperature, oil temperature in the oil pan 3, temperature rise rate, test time and the like can be clearly displayed.
The working steps of the utility model are as follows: 1. the oil pan 3 is placed in a circular frame of the supporting frame 2, and the oil pan 3 is rotated to enable the oil pan 3 to be in interlocking connection with the circular frame for limiting; 2. oiling in the oil pan 3, igniting to raise the oil temperature, and adjusting the oil temperature raising rate to ensure that the oil temperature meets the national standard; 3. heating to the ignition point of the oil to burn the oil in the oil pan 3; 4. fire is extinguished using a fire blanket.
To sum up, support frame 2 and hasp 5 of this scheme can be with the food tray 3 lock spacing on support frame 2, avoid the potential safety hazard that food tray 3 removal led to, and experimental easy operation, intelligence are easily controlled.
Claims (9)
1. A fire extinguishing test device of fire blanket, its characterized in that: the oil pan test device comprises a test bed (1), wherein a support frame (2) for placing an oil pan (3) is fixedly connected to the table top of the test bed (1); a heating component (6) is arranged below the supporting surface of the supporting frame (2), and the heating component (6) is connected with a fuel gas supply device; a smoke exhaust hood (7) connected with a smoke exhaust fan is arranged right above the test bed (1);
the support frame (2) comprises a square frame fixed on the test bed (1), and a circular frame matched with the oil pan (3) in shape is fixed on the square frame; the edge of the oil pan (3) is uniformly provided with a plurality of male locks (51), the edge of the circular frame is provided with a plurality of female locks (52) matched with the male locks (51), and the oil pan (3) is in locking connection with the circular frame through the male locks (51) and the female locks (52); the heating part (6) and the smoke exhaust fan are connected with the control host machine (4).
2. Fire extinguishing test device for fire blanket according to claim 1, characterized in that: the male lock catch (51) is an arc-shaped piece with an I-shaped section, the female lock catch (52) is an arc-shaped piece provided with a through groove, and the shape of the through groove is matched with that of the male lock catch (51).
3. Fire extinguishing test device for fire blanket according to claim 1, characterized in that: the outer wall of the male lock catch (51) contacted with the female lock catch (52) is provided with a flexible anti-slip layer.
4. Fire extinguishing test device for fire blanket according to claim 1, characterized in that: the bottom of the test stand (1) is provided with a castor (8).
5. Fire extinguishing test device for fire blanket according to claim 1, characterized in that: the heating component (6) is a gas heating component and comprises a combustion nozzle, an ignition needle and an igniter fixed inside the test bed (1), wherein the combustion nozzle and the ignition needle are connected with the igniter, and the igniter is connected with the control host machine (4).
6. Fire extinguishing test device for fire blanket according to claim 1, characterized in that: the gas supply device (5) comprises a gas supply pipeline provided with two gas inlets, one gas inlet of the gas supply pipeline is connected with a gas source through a gas hose, and the outlet of the gas supply pipeline is connected with the heating component (6); the other air inlet is connected with a blower (11); the fuel gas hose is provided with an electromagnetic valve (9) and a fuel gas flowmeter; the electromagnetic valve (9), the air blower (11) and the gas flowmeter are electrically connected with the control host machine (4).
7. Fire extinguishing test device for fire blanket according to claim 6, characterized in that: a check valve (10) is arranged on a pipeline connected with the air supply pipeline and the air blower (11).
8. Fire extinguishing test device for fire blanket according to claim 1, characterized in that: the inner side of the oil pan (3) is provided with a thermocouple for detecting the oil temperature, and the thermocouple is connected with a control host machine (4).
9. Fire extinguishing test device for fire blanket according to claim 1, characterized in that: and a display screen is arranged on the control host (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321909910.2U CN220345014U (en) | 2023-07-19 | 2023-07-19 | Fire extinguishing test device of fire blanket |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321909910.2U CN220345014U (en) | 2023-07-19 | 2023-07-19 | Fire extinguishing test device of fire blanket |
Publications (1)
Publication Number | Publication Date |
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CN220345014U true CN220345014U (en) | 2024-01-16 |
Family
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Family Applications (1)
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CN202321909910.2U Active CN220345014U (en) | 2023-07-19 | 2023-07-19 | Fire extinguishing test device of fire blanket |
Country Status (1)
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CN (1) | CN220345014U (en) |
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2023
- 2023-07-19 CN CN202321909910.2U patent/CN220345014U/en active Active
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