CN201637588U - Fire endurance test data acquisition system of building unit - Google Patents
Fire endurance test data acquisition system of building unit Download PDFInfo
- Publication number
- CN201637588U CN201637588U CN2009202650189U CN200920265018U CN201637588U CN 201637588 U CN201637588 U CN 201637588U CN 2009202650189 U CN2009202650189 U CN 2009202650189U CN 200920265018 U CN200920265018 U CN 200920265018U CN 201637588 U CN201637588 U CN 201637588U
- Authority
- CN
- China
- Prior art keywords
- test
- sensor
- data
- intelligent instrument
- furnace
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 60
- 238000006073 displacement reaction Methods 0.000 claims abstract description 15
- 238000009529 body temperature measurement Methods 0.000 claims abstract description 12
- 230000004907 flux Effects 0.000 claims abstract description 12
- 230000005855 radiation Effects 0.000 claims abstract description 12
- 238000005259 measurement Methods 0.000 claims abstract description 11
- 238000009530 blood pressure measurement Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 238000013480 data collection Methods 0.000 claims 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Images
Landscapes
- Fire Alarms (AREA)
Abstract
The utility model relates to the technical field of fire endurance tests of building units and provides a fire endurance test data acquisition system of a building unit; the fire endurance test data acquisition system comprises a temperature test sensor in a test furnace, a temperature test sensor on the back surface of a tested piece, a pressure test sensor in the furnace, a displacement measurement sensor, an environment temperature test sensor, a movable temperature measurement sensor, a thermal radiation flux measurement sensor, an intelligent instrument cluster, a monochrome display gauge, an interface converter and a computer; the computer is electrically connected with the interface converter, the data output ends of the intelligent instrument cluster and the monochrome display gauge are connected with the interface converter, and the temperature test sensor in the test furnace, the temperature test sensor on the back surface of a tested piece, the environment temperature test sensor, the pressure test sensor in the furnace and the displacement measurement sensor are electrically and respectively connected with the data input ends of the intelligent instrument cluster, the thermal radiation flux measurement sensor is electrically connected with the monochrome display gauge, and data processing special software is arranged in the computer; the fire endurance test data acquisition system of the building unit has the characteristics of stable data, accurate analysis result, low manufacturing cost and easy operation and the like, and all performance of the system are in accordance to the requirements of test technical standard to data acquisition.
Description
Technical Field
The utility model relates to a building element fire resistance test technical field.
Background
The fire resistance test is a test method for detecting the fire resistance of building components by simulating real fire, and the building components based on the test comprise walls, ceilings, floors, beams, columns, fire doors, fire-proof rolling curtains, fire windows, fire-proof glass, steel structure fire-proof coatings, fire-proof plugging materials, smoke exhaust valves, fire valves and the like. By carrying out the fire endurance test, the fire resistance of the tested piece can be correctly judged, thereby providing guiding data for building design and acceptance, and further improving the fire safety of buildings.
The fire endurance belongs to a large-scale test, and the test process is irreversible, so the importance of data acquisition in the test process is shown, and the recording and acquisition of the test data accurately and completely are important guarantee for smoothly carrying out the fire endurance test.
The traditional data acquisition system mostly adopts an integrated design to acquire data, and the design often has the phenomenon of data tampering when carrying out data multiplex transmission, so that the influence on the accuracy of a data monitoring result is huge. In addition, the integrated design has higher cost for system design and difficult maintenance, and is more suitable for the production of large-batch systems, while the development of small-batch data acquisition systems with research properties faces the design cost and the difficulty of later maintenance.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a building element fire endurance test data acquisition system, it has advantages such as data transmission is accurate, maintain convenient and multiple functional.
The utility model discloses a realize like this:
a building component fire endurance test data acquisition system characterized by: the data acquisition device comprises 6-16 test furnace internal temperature measurement sensors, 20-50 test piece back temperature measurement sensors, 1-5 furnace internal pressure measurement sensors, 3-8 displacement measurement sensors, 1 environment temperature measurement sensor, 1 movable temperature measurement sensor, 1 heat radiation flux measurement sensor, an intelligent instrument group consisting of a plurality of multi-channel intelligent instruments, 1 single display meter, 1 interface converter and a computer; the data input end of each multi-channel intelligent instrument forms the data input end of the intelligent instrument set, and the data output end of each multi-channel intelligent instrument forms the data output end of the intelligent instrument set; the com port or the USB port of the computer is electrically connected with the output end of the interface converter, the input end of the interface converter is electrically connected with the data output ends of the intelligent instrument group and the single display meter, the temperature measuring sensors in each furnace, the temperature measuring sensors on the back of each test piece, the ambient temperature measuring sensors, the pressure measuring sensors in each furnace and the displacement measuring sensors are respectively electrically connected with the data input end of the intelligent instrument group, the heat radiation flux measuring sensors are electrically connected with the data input end of the single display meter, and special data processing software is installed in the computer.
As optimization, the pressure sensor is a differential pressure type pressure transmitter and outputs a current signal of 4-20 mA; the displacement measuring sensor outputs a 4-20 mA current signal or a 0-10V voltage signal; the interface converter is a serial communication interface circuit or a USB interface circuit.
When the device is applied, the temperature measuring sensors in each furnace and the pressure measuring sensors in each furnace are fixed at proper positions of the test furnace according to the test standard requirements; each displacement measuring sensor, the environment temperature measuring sensor, the movable temperature measuring sensor and the thermal radiation flux measuring sensor are arranged at the position which is 1-3 meters away from the back fire surface of the test piece according to the requirement; and the temperature sensor on the back of the test piece is arranged on the back fire surface of the test piece according to the relevant standard requirements.
The method comprises the steps of electrifying each multi-channel intelligent instrument and a computer and burning fuel in the test furnace, wherein along with the test, collected voltage or current signals are sent to an intelligent instrument set by a temperature measuring sensor on the back of each test piece, an ambient temperature measuring sensor, a pressure measuring sensor in each furnace and each displacement measuring sensor, collected voltage or current signals are sent to a single display meter by a thermal radiation flux measuring sensor, analog signals are converted into digital signals by the intelligent instrument set and the single display meter, corresponding digital signals are converted by an interface converter and then sent to the computer, and corresponding data are processed by special data processing software in the computer.
The development of the data acquisition system fully excavates the potential of modularization, carries out systematic and comprehensive data acquisition on parameters such as various temperatures, pressures, displacements, thermal radiation fluxes and the like, effectively solves various problems faced by the data acquisition of fire endurance test, and has the advantages of low total design cost, easy maintenance, convenient use and contribution to popularization. The utility model has the characteristics of data stability, the analysis result is accurate, low in cost and with easy to operate etc, the test condition accords with the requirement of experimental technical standard to the aspect of data acquisition.
Drawings
FIG. 1 is a schematic diagram of the connection of an intelligent instrument cluster and a single display meter with a computer through an interface converter;
FIG. 2 is a schematic diagram of the connection of the sensors to the smart meter cluster;
FIG. 3 is a schematic diagram of the distribution of sensors in a test furnace in use;
FIG. 4 is a schematic diagram of the distribution of sensors outside the test furnace in use.
Wherein,
1-computer
2-interface converter
3-12-6 channel intelligent instrument
13-Single display watch
14 ~ 22-in-furnace temperature measuring sensor
23-25-in-furnace pressure measuring sensor
26-31-displacement measuring sensor
32-71-test piece back temperature measurement sensor
72-ambient temperature measuring sensor
73-Movable temperature measuring sensor
74-bolometric sensor
Detailed Description
Referring to fig. 1 and 2, fig. 1 and 2 are schematic views of a possible embodiment of the present invention, which provides a data acquisition system for fire endurance testing of building components, the data acquisition system includes 9 in-furnace temperature sensors (14-22), 40 test piece back temperature sensors (32-71), 3 in-furnace pressure measurement sensors (23-25), 6 displacement measurement sensors (26-31), 1 ambient temperature measurement sensor 72, 1 movable temperature measurement sensor 73, 1 heat radiation flux measurement sensor 74, 10 6-channel smart meters (3-12) forming a smart meter group, 1 single display meter 13, 1 interface converter 2 and a computer 1; the data input ends of the 10 6-channel intelligent instruments (3-12) form the data input end of the intelligent instrument group, and the data output ends of the 10 6-channel intelligent instruments (3-12) form the data output end of the intelligent instrument group; the com port or the USB port of the computer 1 is electrically connected with the output end of the interface converter 2, the data output ends of the single display meter 13 and the intelligent instrument set are electrically connected with the input end of the interface converter, the in-furnace temperature measuring sensors (14-22), the test piece back side temperature measuring sensors (32-71), the ambient temperature measuring sensor 72, the in-furnace pressure measuring sensors (23-25) and the displacement measuring sensors (26-31) are respectively electrically connected with the data input end of the intelligent instrument set, the thermal radiation flux measuring sensor 74 is electrically connected with the single display meter 13, and special data processing software is installed in the computer.
Referring to fig. 3 and 4 in a combined manner, in the using process, the in-furnace temperature measuring sensors (14-22) and the in-furnace pressure measuring sensors (23-25) are fixed at proper positions of the test furnace 80 according to relevant standard requirements, the test piece back side temperature measuring sensors (32-71) are selected and fixed at the back fire surface positions of the test piece 90 according to the test standard requirements in corresponding numbers, and the displacement measuring sensors (26-31), the environment temperature measuring sensor (72), the movable temperature measuring sensor (73) and the heat radiation flux measuring sensor (74) are arranged at positions 1-3 meters away from the back fire surface of the test piece 90 according to requirements.
When the intelligent instrument set and the single display meter are used, the various sensors (14-74) respectively send collected voltage or current signals to the intelligent instrument set and the single display meter 13, the intelligent instrument set and the single display meter 13 convert analog signals into digital signals, the interface converter 2 converts corresponding digital signals and sends the digital signals to the computer 1, and corresponding data are processed by data processing special software in the computer 1.
The software of the computer can set the time interval of data acquisition records, the interval is different from 1s to 60s, the monitoring data 1s is refreshed 1 time, the implementation monitoring of the test data is realized, and meanwhile, historical data of several years or more can be stored in the hard disk of the computer.
Claims (4)
1. A building component fire endurance test data acquisition system characterized by: the data acquisition device comprises 6-16 test furnace internal temperature measurement sensors, 20-50 test piece back temperature measurement sensors, 1-5 furnace internal pressure measurement sensors, 3-8 displacement measurement sensors, 1 environment temperature measurement sensor, 1 movable temperature measurement sensor, 1 heat radiation flux measurement sensor, an intelligent instrument group consisting of a plurality of multi-channel intelligent instruments, 1 single display meter, 1 interface converter and a computer; the data input end of each multi-channel intelligent instrument forms the data input end of the intelligent instrument set, and the data output end of each multi-channel intelligent instrument forms the data output end of the intelligent instrument set; the com port or the USB port of the computer is electrically connected with the output end of the interface converter, the input end of the interface converter is electrically connected with the data output ends of the intelligent instrument group and the single display meter, the temperature measuring sensors in each furnace, the temperature measuring sensors on the back of each test piece, the ambient temperature measuring sensors, the pressure measuring sensors in each furnace and the displacement measuring sensors are respectively electrically connected with the data input end of the intelligent instrument group, the heat radiation flux measuring sensors are electrically connected with the data input end of the single display meter, and special data processing software is installed in the computer.
2. The building element fire endurance test data collection system of claim 1, wherein: the pressure sensor is a differential pressure type pressure transmitter and outputs a current signal of 4-20 mA.
3. The endurance test data collection apparatus of claim 1, wherein: the displacement measurement sensor outputs a current signal of 4-20 mA or a voltage signal of 0-10V.
4. The building element fire endurance test data collection system of claim 1, wherein: the interface converter (2) is a serial communication interface circuit or a USB interface circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202650189U CN201637588U (en) | 2009-12-11 | 2009-12-11 | Fire endurance test data acquisition system of building unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202650189U CN201637588U (en) | 2009-12-11 | 2009-12-11 | Fire endurance test data acquisition system of building unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201637588U true CN201637588U (en) | 2010-11-17 |
Family
ID=43082092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202650189U Expired - Fee Related CN201637588U (en) | 2009-12-11 | 2009-12-11 | Fire endurance test data acquisition system of building unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201637588U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102654469A (en) * | 2012-05-10 | 2012-09-05 | 沈阳仪表科学研究院 | Device for fire resistance tests of pressure elements |
| CN102853667A (en) * | 2012-08-31 | 2013-01-02 | 广州市建筑材料工业研究所有限公司 | Method and device for controlling pressure in fire-resistance rating test furnace |
| CN103345181A (en) * | 2013-06-24 | 2013-10-09 | 中航百慕新材料技术工程股份有限公司 | Device for testing fire-resistance limit of middle-sized I-shaped steel girder |
| CN104181187A (en) * | 2014-07-23 | 2014-12-03 | 中国人民武装警察部队学院 | Tester and test method for fire resistance of expansion fireproof paint |
| CN107390521A (en) * | 2017-06-27 | 2017-11-24 | 西安建筑科技大学 | The method and test platform that a kind of optimal measuring point of air-conditioning system indoor temperature is asked for |
-
2009
- 2009-12-11 CN CN2009202650189U patent/CN201637588U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102654469A (en) * | 2012-05-10 | 2012-09-05 | 沈阳仪表科学研究院 | Device for fire resistance tests of pressure elements |
| CN102853667A (en) * | 2012-08-31 | 2013-01-02 | 广州市建筑材料工业研究所有限公司 | Method and device for controlling pressure in fire-resistance rating test furnace |
| CN102853667B (en) * | 2012-08-31 | 2014-09-03 | 广州市建筑材料工业研究所有限公司 | Method and device for controlling pressure in fire-resistance rating test furnace |
| CN103345181A (en) * | 2013-06-24 | 2013-10-09 | 中航百慕新材料技术工程股份有限公司 | Device for testing fire-resistance limit of middle-sized I-shaped steel girder |
| CN103345181B (en) * | 2013-06-24 | 2015-07-15 | 中航百慕新材料技术工程股份有限公司 | Device for testing fire-resistance limit of middle-sized I-shaped steel girder |
| CN104181187A (en) * | 2014-07-23 | 2014-12-03 | 中国人民武装警察部队学院 | Tester and test method for fire resistance of expansion fireproof paint |
| CN107390521A (en) * | 2017-06-27 | 2017-11-24 | 西安建筑科技大学 | The method and test platform that a kind of optimal measuring point of air-conditioning system indoor temperature is asked for |
| CN107390521B (en) * | 2017-06-27 | 2020-12-25 | 西安建筑科技大学 | Method for calculating optimal indoor temperature measuring point of air conditioning system and test platform |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201637588U (en) | Fire endurance test data acquisition system of building unit | |
| CN203719811U (en) | Weak voltage signal detection device of micro-voltage sensor | |
| CN101424572A (en) | Compensation process for detecting temperature for temperature sensor | |
| CN205333099U (en) | Online automatic calibration temperature and humidity transmitter's calbiration system | |
| CN103389216B (en) | Running train aerodynamic characteristic test system based on wind pressure integral and its method of testing | |
| CN102121376A (en) | Intelligent coal seam gas pressure tester | |
| CN110749444A (en) | Calibration system and method for aerospace liquid engine ground test testing system | |
| CN108759652B (en) | A kind of curvature measurement method based on favour stone full-bridge principle | |
| CN201765088U (en) | Test calibrating apparatus of portable pressure transmitter | |
| CN206832977U (en) | Electronic mutual inductor verification system | |
| CN105890809A (en) | Precision detecting system of motor vehicle emission temperature sensor | |
| CN109607343B (en) | Actual measurement device for chimney effect of elevator of high-rise building | |
| CN210221888U (en) | Moisture meter system convenient to data acquisition | |
| CN101788521B (en) | On-line metal corrosion condition detection method and detection instrument thereof | |
| CN109085782A (en) | Visualize aerodynamic parameter acquisition system | |
| CN110095514A (en) | A kind of moisture meter system convenient for data acquisition | |
| CN209758769U (en) | actual measurement device of high-rise building elevator chimney effect | |
| CN203835370U (en) | Zigbee well-cementation platform based multi-parameter measurement monitoring system | |
| CN202372160U (en) | Displacement meter capable of performing measurement at any angle | |
| CN201348617Y (en) | Fire resistance test data acquisition device | |
| CN102494651B (en) | Displacement meter for measuring arbitrary angle | |
| CN201705335U (en) | High-temperature differential well temperature tester | |
| CN219870124U (en) | Pressure calibration system | |
| CN202745910U (en) | Ventilation resistance tester | |
| CN108154279B (en) | Photovoltaic power station system performance ratio weighting on-line evaluation method and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101117 Termination date: 20131211 |