CN221100650U - Burn-resistant experiment table for laboratory flame arresters - Google Patents
Burn-resistant experiment table for laboratory flame arresters Download PDFInfo
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- CN221100650U CN221100650U CN202322523730.7U CN202322523730U CN221100650U CN 221100650 U CN221100650 U CN 221100650U CN 202322523730 U CN202322523730 U CN 202322523730U CN 221100650 U CN221100650 U CN 221100650U
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- flame arrester
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- 238000002474 experimental method Methods 0.000 title abstract description 7
- 238000012360 testing method Methods 0.000 claims description 38
- 238000002485 combustion reaction Methods 0.000 claims description 21
- 238000001514 detection method Methods 0.000 claims description 18
- 238000004880 explosion Methods 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 35
- 239000002737 fuel gas Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000007789 sealing Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model discloses a flame-proof experiment table of a laboratory flame arrester, which relates to the technical field of flame-proof experiment tables and solves the technical problems that in the prior art, gas and air cannot be dynamically regulated and controlled to detect temperature and concentration.
Description
Technical Field
The utility model relates to the technical field of burn-resistant test tables, in particular to a laboratory flame arrester burn-resistant test table.
Background
The laboratory flame arrester burn-resistant experiment table is equipment for testing the burn resistance of the flame arrester; flame arresters are a safety device for preventing the spread of fire, which can suppress the burning of flames and the generation of smoke; the fire resistance test bench in the laboratory tests the fire resistance of the flame arrester by simulating the actual fire situation so as to ensure the effectiveness and the reliability of the flame arrester in the fire, and can evaluate the performance of the flame arrester in different fire scenes by performing the fire resistance test on the flame arrester and provide references for product design and improvement.
The utility model relates to a flame arrester burning-resistant and explosion-resistant detection device, which is disclosed as CN203881698U and comprises a control cabinet, a connecting plate, a pressing plate clamp, a sealing flat gasket, a control system, a gas reservoir, an air compressor, a flame arrester, a gas mixer and a connecting plate, wherein the sealing flat gasket is fixed on the control cabinet, the sealing flat gasket is fixed between the connecting plate and the pressing plate clamp, the gas reservoir and the air compressor are connected to the control cabinet, the flame arrester is in threaded connection with the gas reservoir and the gas mixer, and the control system comprises a microcomputer controller, a first electromagnetic valve, a first mass flow controller, a second electromagnetic valve and a second mass flow controller and is electrically connected with the two electromagnetic valves and the two mass flow controllers, and the first electromagnetic valve and the first mass flow controller are positioned on a gas inlet pipe.
The utility model has the technical problems that the gas and the air cannot be dynamically regulated and controlled, and the temperature and the concentration are detected.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a flame arrester burning-resistant experiment table for a laboratory, and solves the technical problems that the prior art can not dynamically regulate and control fuel gas and air and detect temperature and concentration.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a laboratory flame arrester burn-resistant laboratory bench, includes mainframe box and controller, be provided with the combustion chamber on the mainframe box, the combustion chamber upper end is provided with flange, the flame arrester for the test is installed to flange upper end, be provided with ignition structure on the controller, be provided with detection structure on the controller, be provided with control structure on the controller, detection structure links to each other with the combustion chamber.
Preferably, the gas pipeline is fixedly arranged on the side wall surface of the main case, the air pipeline is fixedly arranged on the side wall surface of the main case, and the explosion door is arranged in the main case.
Preferably, the control structure comprises a gas switching valve and an air switching valve, wherein the gas switching valve is connected to the controller, and the air switching valve is connected to the controller.
Preferably, the ignition structure comprises an igniter, the igniter is connected with the controller, an upright post is arranged at the upper end of the side wall surface of the flame arrester for the test, a rotating support is arranged on the upright post, and the igniter is connected to the rotating support.
Preferably, the detection structure comprises a temperature sensor and a gas concentration detection sensor, wherein the temperature sensor and the gas concentration sensor are arranged on the controller, and the temperature sensor and the gas concentration sensor are connected to the combustion chamber.
Preferably, one end of the air pipeline and the gas pipeline, which is positioned in the main case, is provided with a gas distribution pipe.
Advantageous effects
The utility model provides a laboratory flame arrester burn-resistant experiment table, which can realize dynamic regulation and control of fuel gas and air, can adjust the supply quantity of the fuel gas and the air according to requirements so as to realize different combustion conditions, is provided with a temperature sensor and a fuel gas concentration detection sensor, can monitor the temperature and the fuel gas concentration in a combustion chamber in real time so as to ensure the safety and the accuracy of a test process, is provided with an igniter and a rotating bracket, can conveniently perform ignition operation, ensures the accurate and controllable starting and ending time of the test, is provided with a fuel gas switch valve and an air switch valve, can accurately control the supply of the fuel gas and the air through a control structure so as to meet the test requirements, is provided with an explosion door in a main case, can effectively prevent fire and explosion risks in the test process, and improves the safety of the test.
Drawings
Fig. 1 is a schematic diagram of a front view structure of a burn-resistant laboratory bench of a laboratory flame arrester according to the present utility model.
In the figure: 1. a main chassis; 2. a controller; 3. a combustion chamber; 4. a connecting flange; 5. flame arresters for testing; 6. a gas pipeline; 7. an air duct; 8. an explosion door; 9. a gas switching valve; 10. an air switching valve; 11. an igniter; 12. a column; 13. a rotating bracket; 14. a temperature sensor; 15. a gas concentration detection sensor; 16. an air distribution pipe;
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, the present utility model provides a technical solution: the utility model provides a laboratory flame arrester burn-resistant laboratory bench, includes mainframe box 1 and controller 2, be provided with combustion chamber 3 on the mainframe box 1, combustion chamber 3 upper end is provided with flange 4, flame arrester 5 for the test is installed to flange 4 upper end, be provided with ignition structure on the controller 2, be provided with detection structure on the controller 2, be provided with control structure on the controller 2, detection structure links to each other with combustion chamber 3.
The embodiment is further configured in that a gas pipeline 6 is fixedly installed on the side wall surface of the main case 1, an air pipeline 7 is fixedly installed on the side wall surface of the main case 1, and an explosion door 8 is arranged in the main case 1.
The embodiment is further configured that the control structure comprises a gas switch valve 9 and an air switch valve 10, the gas switch valve 9 is connected to the controller 2, the air switch valve 10 is connected to the controller 2, the test stand can dynamically regulate and control gas and air, the supply quantity of the gas and the air can be adjusted according to the requirement, different combustion conditions can be realized, and the supply of the gas and the air can be accurately controlled through the control structure, so that test requirements can be met.
The embodiment is further configured in that the ignition structure comprises an igniter 11, the igniter 11 is connected with the controller 2, the upright post 12 is arranged at the upper end of the side wall surface of the flame arrester 5 for test, the rotary support 13 is arranged on the upright post 12, the igniter 11 is connected to the rotary support 13, the igniter 11 and the rotary support 13 are arranged on the test bench, ignition operation can be conveniently performed, and the starting time and the ending time of the test are ensured to be accurately controllable.
The embodiment is further configured that the detection structure comprises a temperature sensor 14 and a gas concentration detection sensor 15, the temperature sensor 14 and the gas concentration sensor are installed on the controller 2, the temperature sensor 14 and the gas concentration sensor are connected to the combustion chamber 3, the temperature sensor 14 and the gas concentration detection sensor 15 are arranged on a test bench, and the temperature and the gas concentration in the combustion chamber 3 can be monitored in real time to ensure the safety and the accuracy of the test process.
The embodiment is further configured that the air pipe 7 and the gas pipe 6 are provided with a gas distribution pipe 16 at one end located in the main case 1.
The detailed connection means are known in the art, and the following mainly describes the working principle and process, and the specific work is as follows.
Examples: as shown in fig. 1, the device controls an air switch valve 10 on an air pipeline 7 and a gas switch valve 9 on a gas pipeline 6 through a controller 2, so that gas and air are controlled to be mixed and introduced into a combustion chamber 3 to enter a flame arrester 5 for test, heat generated by combustion after ignition is used for testing the flame arrester 5 for test, the quality of the flame arrester is detected, and the temperature is conveniently controlled by an operator through detection of a temperature sensor 14 and a gas concentration detection sensor 15 so as to detect the performance of the flame arrester.
Ensuring that the test site has necessary safety facilities such as fire extinguishers, protective clothing, protective glasses and the like. At the same time, it is ensured that the test person is familiar with and complies with the relevant safety regulations.
Ensuring that the test equipment used can operate normally and with accuracy.
Appropriate test conditions including combustion time, temperature range, combustion source, etc. are set according to the relevant standard requirements, ensuring the stability and repeatability of the test conditions.
The flame arrestor sample is selected to meet the requirements and prepared according to the standard requirements, including cleaning, identification, measurement and the like, so as to ensure the representativeness and consistency of the sample.
The test is performed according to standard requirements, including igniting the sample, recording the burning time, observing the burning situation, etc., while ensuring the accuracy and reliability of the test procedure.
And (3) analyzing and processing data of the test result, including calculating the burning time, evaluating the burning resistance of the flame arrester and the like, and simultaneously ensuring the accuracy and the credibility of the data.
And according to the test result, evaluating whether the burning resistance of the flame arrester meets the standard requirement, and simultaneously analyzing and discussing the problems and uncertainty in the test process.
According to the test results and evaluation, a test report is written, including test purposes, methods, results, conclusions and the like, and meanwhile, the accuracy and the integrity of the report are ensured.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
Claims (6)
1. Laboratory flame arrester burn-resistant laboratory bench, including mainframe box (1) and controller (2), its characterized in that, be provided with combustion chamber (3) on mainframe box (1), combustion chamber (3) upper end is provided with flange (4), flame arrester (5) for the test are installed to flange (4) upper end, be provided with ignition structure on controller (2), be provided with detection structure on controller (2), be provided with control structure on controller (2), detection structure links to each other with combustion chamber (3).
2. The laboratory flame arrester burn-resistant laboratory bench according to claim 1, wherein a gas pipeline (6) is fixedly installed on the side wall surface of the main case (1), an air pipeline (7) is fixedly installed on the side wall surface of the main case (1), and an explosion door (8) is arranged in the main case (1).
3. Laboratory flame arrester burn-resistant laboratory bench according to claim 2, characterized in that the control structure comprises a gas switching valve (9) and an air switching valve (10), the gas switching valve (9) being connected to the controller (2), the air switching valve (10) being connected to the controller (2).
4. The laboratory flame arrester burn-resistant laboratory bench according to claim 1, wherein the ignition structure comprises an igniter (11), the igniter (11) is connected with the controller (2), a stand column (12) is arranged at the upper end of the side wall surface of the flame arrester (5) for the test, a rotary support (13) is arranged on the stand column (12), and the igniter (11) is connected to the rotary support (13).
5. Laboratory flame arrestor burn-resistant laboratory bench according to claim 1, characterized in that the detection structure comprises a temperature sensor (14) and a gas concentration detection sensor (15), the temperature sensor (14) and the gas concentration sensor being mounted on the controller (2), the temperature sensor (14) and the gas concentration sensor being connected to the combustion chamber (3).
6. Laboratory flame arrester burn-resistant laboratory bench according to claim 2, characterized in that the end of the air duct (7) and the gas duct (6) located in the main cabinet (1) is provided with a gas distribution duct (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322523730.7U CN221100650U (en) | 2023-09-15 | 2023-09-15 | Burn-resistant experiment table for laboratory flame arresters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322523730.7U CN221100650U (en) | 2023-09-15 | 2023-09-15 | Burn-resistant experiment table for laboratory flame arresters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221100650U true CN221100650U (en) | 2024-06-07 |
Family
ID=91302651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322523730.7U Active CN221100650U (en) | 2023-09-15 | 2023-09-15 | Burn-resistant experiment table for laboratory flame arresters |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221100650U (en) |
-
2023
- 2023-09-15 CN CN202322523730.7U patent/CN221100650U/en active Active
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