CN201348617Y - Fire resistance test data acquisition device - Google Patents
Fire resistance test data acquisition device Download PDFInfo
- Publication number
- CN201348617Y CN201348617Y CNU200920050608XU CN200920050608U CN201348617Y CN 201348617 Y CN201348617 Y CN 201348617Y CN U200920050608X U CNU200920050608X U CN U200920050608XU CN 200920050608 U CN200920050608 U CN 200920050608U CN 201348617 Y CN201348617 Y CN 201348617Y
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- Prior art keywords
- temperature sensor
- flame retardancy
- harvester
- intelligence instrument
- wall temperature
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- 238000012360 testing method Methods 0.000 title claims abstract description 27
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000003546 flue gas Substances 0.000 claims abstract description 9
- 238000012545 processing Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 abstract description 5
- 238000010998 test method Methods 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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Abstract
The utility model relates to a material fire resistance test method, and provides a fire resistance test data acquisition device. The device comprises a furnace temperature sensor, a wall temperature sensor, a pressure sensor, a wind velocity sensor, an intelligent instrument, an interface converter and a computer, wherein, the furnace temperature sensor includes 5 flue gas temperature measuring thermocouples; the wall temperature sensor includes 2 wall temperature thermocouples; the computer is connected with the interface converter; the intelligent instrument is connected with the interface converter; the intelligent instrument is in respective connection with the thermocouples of the furnace temperature sensor, the thermocouples of the wall temperature sensor, the pressure sensor and the wind velocity sensor; and dedicated data processing software is installed in the computer. The utility model has the characteristics of stable data, accurate analytical result, easy operation and the like, and provides a testing condition complying with the data acquisition requirements of the testing technology standards.
Description
Technical field
The utility model relates to the burning test technical field, specifically, is a kind of flame retardancy test figure harvester.
Background technology
Along with improving constantly of people's living standard, the constructional ornamental material of various top grades constantly enters into huge numbers of families, the various inflammable materials of a large amount of uses in the modern finishing material, thus form a lot of disaster hidden-troubles.By the part building materials being carried out the flame retardancy test, can avoid inflammable material to enter huge numbers of families to a certain extent, ensure fire safety.Nonflammable test figure acquisition system is applicable to the flame retardancy test, is used for carrying out data acquisition, data processing in process of the test.
Traditional nonflammable test figure acquisition system adopts single-chip microcomputer to carry out the collection of data, because the mode that single-chip microcomputer is handled data is constant, and, because the structure of single-chip microcomputer is limit, particularly the time to the data multipath transmission, phenomenon with data tampering is usually arranged, and this influence to the accuracy of data monitoring result is huge, will inevitably cause the inaccuracy of analysis result.Traditional in addition data acquisition system (DAS) is not monitored pressure in the trial furnace and the air mass flow in the process of the test, shortage is to the accurate monitoring of test condition, therefore, how to flame retardancy test carry out comprehensively and the stable data monitoring becomes problem demanding prompt solution.
The utility model content
The purpose of this utility model provides accurate, easy to maintenance, the multiple functional flame retardancy test figure acquisition system of a kind of data transmission.
The utility model is achieved in that
A kind of flame retardancy test figure harvester, it is characterized in that: this data acquisition system (DAS) comprises furnace temperature sensor, wall temperature sensor, pressure transducer, air velocity transducer, intelligence instrument, interface convertor, computing machine, the furnace temperature sensor comprises 5 flue gas temperature thermocouples, and the wall temperature sensor comprises 2 wall temperature thermopairs;
The com mouth of computing machine or USB interface link to each other with the output terminal of interface convertor, the data output end of intelligence instrument links to each other with the input end of interface convertor, as adopt a plurality of intelligence instruments, then adopt mode in parallel to link to each other with the input end of interface convertor between the data output end of intelligence instrument, thermopair, pressure transducer and the air velocity transducer of the thermopair of furnace temperature sensor, wall temperature sensor are connected with intelligence instrument respectively.The data processing special software is installed in the computing machine.
During application, each temperature thermocouple and sensor are placed the relevant detection position respectively, for example the thermopair of furnace temperature sensor is placed same cross-sectional in the trial furnace flue around and middle position, the thermopair of wall temperature sensor is placed trial furnace hall internal protecting wall place, pressure transducer is placed in the trial furnace flue, air velocity transducer is placed in the trial furnace blast pipe, and each intelligence instrument and computing machine opened, the furnace temperature sensor, the wall temperature sensor, pressure transducer, various voltages or current signal that air velocity transducer will collect are sent to intelligence instrument, is digital signal by intelligence instrument with analog signal conversion, by interface convertor digital signal corresponding conversion is sent to computing machine again, by the data processing special software in the computing machine corresponding data is handled again.
The utlity model has data stabilization, characteristics such as the accurate and easy operation of analysis result, test condition Pass Test technical standard is to the requirement of data collection aspect.
Description of drawings
Fig. 1 is embodiment one structural representation;
Fig. 2 is embodiment two structural representations;
Fig. 3 layouts for the sensor in the utility model synoptic diagram is set;
Fig. 4 is the A-A sectional view of Fig. 3.
Embodiment
Embodiment one
With reference to figure 1, Fig. 3 and Fig. 4, Fig. 1 is a possible embodiments of the present utility model, a kind of flame retardancy test figure acquisition system is proposed, this system comprises furnace temperature sensor, wall temperature sensor, pressure transducer 18, air velocity transducer 19, intelligence instrument 2, interface convertor 3 and computing machine 4, wherein: the furnace temperature sensor comprises 5 flue gas temperature thermocouples (13-17), and the wall temperature sensor comprises 2 wall temperature thermopairs (11,12);
The com mouth of computing machine 4 or USB interface link to each other with the output terminal of interface convertor 3, the data output end of intelligence instrument 2 links to each other with the input end of interface convertor 3, the intelligence instrument 2 of present embodiment is multi-channel intelligent instrument (at least 9 of a port number), the data output end of intelligence instrument 2 links to each other with the input end of interface convertor 3,5 flue gas temperature thermocouples (13-17), 2 wall temperature thermopairs (11,12), pressure transducer 18 are connected with intelligence instrument 2 respectively with air velocity transducer 19, and the data processing special software is installed in the computing machine 4.
In conjunction with reference to figure 3 and Fig. 4, during application, 5 flue gas temperature thermocouples (13-17) are placed respectively trial furnace 10 the flue same cross-sectional around and middle position, with 2 wall thermopairs (11,12) place the stove hall internal protecting wall place of trial furnace 10, pressure transducer 18 places in the trial furnace flue, air velocity transducer 19 places in the trial furnace blast pipe, intelligence instrument 2 and computing machine 4 are opened, 5 flue gas temperature thermocouples (13-17), 2 wall thermopairs (11,12), various voltages or current signal that pressure transducer 18 and air velocity transducer 19 will collect are sent to intelligence instrument 2, is digital signal by intelligence instrument 2 with analog signal conversion, by interface convertor 3 digital signal corresponding conversion is sent to computing machine 4 again, by the data processing special software in the computing machine 4 corresponding data is handled again.
The software of computing machine can be provided with the time interval of data acquiring and recording, and this does not wait from 1s～60s at interval, and monitor data 2s refreshes 1 time, realizes the enforcement monitoring to test figure, several years or more historical data can be kept in the hard disc of computer simultaneously.
Embodiment two
With reference to figure 2, Fig. 3 and Fig. 4, Fig. 2 is another possible embodiments of the present utility model, present embodiment is to change the intelligence instrument among the embodiment one into 2 six passage intelligence instruments 20 by 1 multi-channel intelligent instrument 2, adopt parallel way to link to each other between the data output end of 2 six passage intelligence instruments 20 with the input end of interface convertor 3,5 flue gas temperature thermocouples (13-17), 2 wall temperature thermopairs (11,12), pressure transducer 18 is connected with the data acquisition channel mouth of six passage intelligence instruments 20 respectively with air velocity transducer 19, and other structure and the method for manipulating are identical with embodiment one.
As long as data channel is enough, intelligence instrument 2 can adopt with other array configuration, for example: 2 five-way road intelligence instruments, 3 four-way/triple channel intelligence instruments, 4 triple channel intelligence instruments, 5 two passage intelligence instruments even 9 single channel intelligence instruments adopt parallel way to link to each other with the input end of interface convertor 3 between the data output end of each intelligence instrument.5 flue gas temperature thermocouples (13-17), 2 wall temperature thermopairs (11,12), pressure transducer 18 can be connected to different intelligence instruments with air velocity transducer 19, and other structure and the method for manipulating are identical with embodiment one.
Claims (6)
1. flame retardancy test figure harvester, it is characterized in that: this data collector comprises furnace temperature sensor, wall temperature sensor, pressure transducer, air velocity transducer, intelligence instrument, interface convertor, computing machine, the furnace temperature sensor comprises 5 flue gas temperature thermocouples, and the wall temperature sensor comprises 2 wall temperature thermopairs; The com mouth of computing machine or USB interface link to each other with the output terminal of interface convertor, the data output end of intelligence instrument links to each other with the input end of interface convertor, the thermopair of the thermopair of furnace temperature sensor, wall temperature sensor, pressure transducer and air velocity transducer are connected with intelligence instrument respectively, and the data processing special software is installed in the computing machine.
2. according to claim 1 described flame retardancy test figure harvester, it is characterized in that: described intelligence instrument is the multi-channel intelligent instrument that has 9 passages at least.
3. according to claim 1 described flame retardancy test figure harvester, it is characterized in that: described intelligence instrument is the intelligence instrument combination more than 2 or 2.
4. according to claim 1 described flame retardancy test figure harvester, it is characterized in that: described pressure transducer is the differential pressure type pressure unit, the current signal of output 4～20mA.
5. according to claim 1 described flame retardancy test figure harvester, it is characterized in that: the current signal of described air velocity transducer output 4～20mA.
6. according to claim 1 described flame retardancy test figure harvester, it is characterized in that: described interface convertor is serial interface circuit or usb circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200920050608XU CN201348617Y (en) | 2009-01-22 | 2009-01-22 | Fire resistance test data acquisition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200920050608XU CN201348617Y (en) | 2009-01-22 | 2009-01-22 | Fire resistance test data acquisition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201348617Y true CN201348617Y (en) | 2009-11-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200920050608XU Expired - Fee Related CN201348617Y (en) | 2009-01-22 | 2009-01-22 | Fire resistance test data acquisition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201348617Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105637354A (en) * | 2013-10-15 | 2016-06-01 | 美国石膏公司 | Fire resistance performance prediction method of wallboard |
| CN116625433A (en) * | 2023-05-24 | 2023-08-22 | 江苏省环境工程技术有限公司 | System and method suitable for monitoring dangerous waste incineration quenching tower |
-
2009
- 2009-01-22 CN CNU200920050608XU patent/CN201348617Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105637354A (en) * | 2013-10-15 | 2016-06-01 | 美国石膏公司 | Fire resistance performance prediction method of wallboard |
| CN116625433A (en) * | 2023-05-24 | 2023-08-22 | 江苏省环境工程技术有限公司 | System and method suitable for monitoring dangerous waste incineration quenching tower |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091118 Termination date: 20130122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |