CN201732042U - Building element fire resistant test device - Google Patents
Building element fire resistant test device Download PDFInfo
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- CN201732042U CN201732042U CN2010202783041U CN201020278304U CN201732042U CN 201732042 U CN201732042 U CN 201732042U CN 2010202783041 U CN2010202783041 U CN 2010202783041U CN 201020278304 U CN201020278304 U CN 201020278304U CN 201732042 U CN201732042 U CN 201732042U
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Abstract
The utility model relates to a building element fire resistant test device, which is mainly used to the fire resistant test of Tang door, no-Tang door, a shutter door and other protective doors, which is characterized by comprising a computer acquisition control system, a computer display, a closed furnace, a gas supply and control system, an air feed/discharge system, a temperature acquisition and control system, a furnace pressure measurement system, wherein the front side of the closed furnace is provided with a sample installation opening for installing a sample, and the computer acquisition control system is also connected with a display control instrument. The utility model realizes the automatic control of the burning test, is safe and reliable, reduces the environment influence, reduces the labor intensity and improves the test efficiency.
Description
Technical field
The utility model relates to a kind of fire testing device, specifically is a kind of building element fire testing device.
Background technology
At present, the used simple controlling level of heating furnace structure of the fire testing of protective doors such as door frame door for building, no door frame door and rolling screen door is lower, and main fuel is a diesel oil, have greater environmental impacts, and manual shift fuel supplies with, and inefficiency, labour intensity is big.Its secondary device guarantees the required air capacity of burning by natural ventilation, so body of heater is open, and blow-by can't realize furnace pressure control, is difficult to realize the requirement of body of heater burning temperature control, and the proportioning of fuel and air is to lean on the nature proportioning, burn insufficient, efficient is low.
The utility model content
In order to overcome the deficiency that above-mentioned prior art exists, the purpose of this utility model is to provide a kind of building element fire testing device, it can realize strict control temperature rise and complete monitoring is carried out in igniting and combustion case, and is safe and reliable, guarantees desirable test effect.
For addressing the above problem, the utility model by the following technical solutions: this building element fire testing device comprises:
Computer acquisition control system and graphoscope;
Closed body of heater, front side are provided with the sample installing port that is used to install sample, and inside is provided with burner;
Gas supply and control system, comprise fuel cartridge, gas pipeline and be arranged on gas control valve on the gas pipeline, described fuel cartridge connects described burner by gas pipeline, and described gas control valve is that an electric actuator also is connected with described computer acquisition control system by a gas control valve control module;
Air supplying and exhausting system, comprise combustion air blower fan, air draft blower fan, combustion air pipeline, exhaust duct, combustion air variable valve, air draft variable valve, described combustion air pipeline, exhaust duct all are communicated with described closed body of heater, and described combustion air variable valve, air draft variable valve are electric control valve and are connected with described computer acquisition control system by combustion air variable valve control module, air draft variable valve control module respectively;
Temperature acquisition and control system comprise the temperature acquisition thermopair that is arranged in the described closed body of heater, and described temperature acquisition thermopair is connected with described computer acquisition control system by the thermopair transducing unit;
The furnace pressure measuring system comprises the furnace pressure pick-up transducers that is arranged in the described closed body of heater, and described furnace pressure pick-up transducers is connected with described computer acquisition control system by the pressure inverting unit;
Described computer acquisition control system also is connected with the demonstration control instrument.
As further technical scheme of the present utility model:
In this building element fire testing device, described burner comprises main burner, Chang Minghuo burner.Further: described main burner, Chang Minghuo burner are respectively arranged with a plurality of, and each main burner is distributed in the diverse location in the described closed body of heater, and each Chang Minghuo burner also is distributed in the diverse location in the described closed body of heater.
In this building element fire testing device, described closed body of heater is provided with the furnace flame monitor, and the vision signal that described furnace flame monitor records is delivered to described computer acquisition control system.
In this building element fire testing device, described temperature acquisition thermopair is provided with a plurality of, is distributed in the diverse location in the described closed body of heater.
In this building element fire testing device, described computer acquisition control system, graphoscope, demonstration control instrument are arranged on the operating console, also are provided with a plurality of control knob switches on the described operating console.
The beneficial effects of the utility model are: sample vertically is installed in the body of heater front side during its test, simulates the natural fire combustion process fully, makes sample be subjected to the flame interaction similar to actual fire, and test effect is better; It is fuel with the liquefied petroleum gas (LPG), and totally-enclosed body of heater is established multi-point temperature measurement in the stove, and the multiple spot pressure measurement according to combustion requirements and furnace pressure control needs, is established automatic air-supply and exhaust system, adopts computer control by the automatic air feed of standard heating curve requirement; The whole burning test processes of computer control, can according to the standard time-temperature curve requires gas supply control system, air supplying and exhausting system are controlled, and the control safety ignition; But split screen monitors the outside test situation of test specimen, the employing of design temperature parameter at interval as required, the combustion curve that shows different time respectively, the interior medial temperature of stove and each point temperature, display system ruuning situation and each the point for measuring temperature temperature simultaneously that can consult different time; It has realized that the automatic control, experimental safe of burning test is reliable, reduced environmental impact, alleviated labour intensity, improved test efficiency in a word, and can be used for the fire-resistant check of several samples.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described further:
Fig. 1 is the structural representation of the utility model embodiment,
Fig. 2 is the theory diagram of gas supply and control system among the utility model embodiment,
Fig. 3 is the theory diagram of air supplying and exhausting system among the utility model embodiment,
Fig. 4 is the theory diagram of temperature acquisition and control system among the utility model embodiment,
Fig. 5 is a furnace pressure measuring principle of measurement system block diagram among the utility model embodiment,
Among the figure: 1 computer acquisition control system, 2 control knob switches, 3 graphoscopes, 4 operating consoles, 5 show control instrument, 6 combustion air pipelines, 7 gas pipelines, 8 temperature acquisition thermopairs, 9 closed bodies of heater, 10 main burners, 11 Chang Minghuo burners, 12 gas control valves, 13 air draft variable valve, 14 combustion air variable valve, 15 combustion air blower fans, 16 fuel cartridges, 17 exhaust ducts, 18 thermopair terminal boxes, 19 samples, 20 furnace pressure pick-up transducers, 21 furnace flame monitors, 22 air draft blower fans.
Embodiment
As shown in Figure 1, this building element fire testing device comprises:
Computer acquisition control system 1 and graphoscope 3;
Closed body of heater 9, front side are provided with the sample installing port that is used to install sample 19, and inside is provided with burner; Described burner comprises main burner 10, Chang Minghuo burner 11.For accelerating temperature rise speed, main burner 10, Chang Minghuo burner 11 are respectively arranged with 6 (its number can be adjusted according to the needs of concrete test), for guaranteeing that temperature rise and heating-up temperature are even in the closed body of heater, each main burner 10 is distributed in the diverse location in the closed body of heater, the also corresponding diverse location that is distributed in the closed body of heater of each Chang Minghuo burner 11.Closed body of heater 9 is provided with furnace flame monitor 21, and the vision signal that furnace flame monitor 21 records is delivered to computer acquisition control system 1.
Gas supply and control system comprise fuel cartridge 16, gas pipeline 7 and are arranged on gas control valve 12 on the gas pipeline that described fuel cartridge 16 connects main burners 10, Chang Minghuo burner 11 by gas pipeline 7.Gas control valve 12 is that an electric actuator also is connected with computer acquisition control system 1 by a gas control valve control module, as shown in Figure 2.
Air supplying and exhausting system, comprise combustion air blower fan 15, air draft blower fan 22, combustion air pipeline 6, exhaust duct 17, combustion air variable valve 14, air draft variable valve 13, combustion air pipeline 6, exhaust duct 17 all are communicated with closed body of heater 9, combustion air variable valve 14, air draft variable valve 13 are electric control valve and are connected with computer acquisition control system 1 by combustion air variable valve control module, air draft variable valve control module respectively, as shown in Figure 3.
Temperature acquisition and control system comprise the temperature acquisition thermopair 8 that is arranged in the closed body of heater 9, and temperature acquisition thermopair 8 is provided with a plurality of, are distributed in the diverse location in the closed body of heater 9.Temperature acquisition thermopair 8 is connected with computer acquisition control system 1 by the thermopair transducing unit.Be easy-to-connect, in closed body of heater 9 arranged outside one thermopair terminal box 18, as shown in Figure 4.
The furnace pressure measuring system comprises the furnace pressure pick-up transducers 20 that is arranged in the closed body of heater 9, and furnace pressure pick-up transducers 20 is connected with computer acquisition control system 1 by the pressure inverting unit, as shown in Figure 5.
Computer acquisition control system 1 also is connected with and shows control instrument 5.
Computer acquisition control system 1, graphoscope 3, demonstration control instrument 5 are arranged on the operating console 4, also are provided with a plurality of control knob switches 2 on the operating console 4.
Its principle of work is as follows:
On-test, at first open power switch in the control knob switch 2, treat to open computer acquisition control system 1, combustion air blower fan 15, air draft blower fan 22, furnace flame monitor 21 after voltage is stablized, check and show control instrument 5, all check errorless after, open that ignition control switch tries firer's work in the control knob switch 2.After the examination fire was normal, ignition control switch in the closing control pushbutton switch 2 was opened air draft variable valve 13, installs sample 19, opened combustion air variable valve 14.Close combustion air variable valve 14 after 3 minutes, open gas control valve 12, light Chang Minghuo burner 11, be the assurance safety ignition, furnace flame monitor 21 monitoring flame situations, operating personnel can observe on the display of operating console, light main burner 10 after burning is normal, open combustion air variable valve 14, enter computer control system 1, on-test.
In the process of the test:
Aperture according to standard temperature rise curve in the computer acquisition control system 1 is regulated gas control valve 12 by the regulating and controlling gas flow, realizes the test temperature adjusting, the viewing test phenomenon;
Combustion air blower fan 15,22 constant speed drives of air draft blower fan, regulate the air mass flow in each pipeline of control by combustion air variable valve 14, air draft variable valve 13, change is sent, exhaust air rate, combustion air volume and gas quantity ratio combustion, the adjusting of furnace pressure and temperature in the realization combustion process.
Computer acquisition control system 1 rises curve adjustment gas control valve 12 according to standard, regulate air draft variable valve 13, combustion air variable valve 14 change air supply and discharge capacitys, improve sample 19 test temperatures, temperature thermocouple 8 is gathered each monitoring temperature value in real time, the temperature value that collects, viewing test phenomenon are preserved, shown to computer acquisition control system 1.
Furnace pressure pick-up transducers 20 is through the real-time feedback pressure value of pressure unit, show that control instrument 5 shows force value, force value is preserved, shown to computer acquisition control system 1, and control gas flow variable valve 12 and air supplying and exhausting system coordinative role, the control furnace pressure.
Test period finishes, and unloads sample 19, closes gas supply and control system, air supplying and exhausting system, powered-down, record experimental observation phenomenon, off-test.
Claims (6)
1. building element fire testing device is characterized in that, comprising:
Computer acquisition control system and graphoscope;
Closed body of heater, front side are provided with the sample installing port that is used to install sample, and inside is provided with burner;
Gas supply and control system, comprise fuel cartridge, gas pipeline and be arranged on gas control valve on the gas pipeline, described fuel cartridge connects described burner by gas pipeline, and described gas control valve is that an electric actuator also is connected with described computer acquisition control system by a gas control valve control module;
Air supplying and exhausting system, comprise combustion air blower fan, air draft blower fan, combustion air pipeline, exhaust duct, combustion air variable valve, air draft variable valve, described combustion air pipeline, exhaust duct all are communicated with described closed body of heater, and described combustion air variable valve, air draft variable valve are electric control valve and are connected with described computer acquisition control system by combustion air variable valve control module, air draft variable valve control module respectively;
Temperature acquisition and control system comprise the temperature acquisition thermopair that is arranged in the described closed body of heater, and described temperature acquisition thermopair is connected with described computer acquisition control system by the thermopair transducing unit;
The furnace pressure measuring system comprises the furnace pressure pick-up transducers that is arranged in the described closed body of heater, and described furnace pressure pick-up transducers is connected with described computer acquisition control system by the pressure inverting unit;
Described computer acquisition control system also is connected with the demonstration control instrument.
2. building element fire testing device according to claim 1 is characterized in that described burner comprises main burner, Chang Minghuo burner.
3. building element fire testing device according to claim 2, it is characterized in that, described main burner, Chang Minghuo burner are respectively arranged with a plurality of, each main burner is distributed in the diverse location in the described closed body of heater, and each Chang Minghuo burner also is distributed in the diverse location in the described closed body of heater.
4. building element fire testing device according to claim 1 is characterized in that described closed body of heater is provided with the furnace flame monitor, and the vision signal that described furnace flame monitor records is delivered to described computer acquisition control system.
5. building element fire testing device according to claim 1 is characterized in that described temperature acquisition thermopair is provided with a plurality of, is distributed in the diverse location in the described closed body of heater.
6. building element fire testing device according to claim 1, it is characterized in that, described computer acquisition control system, graphoscope, demonstration control instrument are arranged on the operating console, also are provided with a plurality of control knob switches on the described operating console.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202783041U CN201732042U (en) | 2010-08-02 | 2010-08-02 | Building element fire resistant test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202783041U CN201732042U (en) | 2010-08-02 | 2010-08-02 | Building element fire resistant test device |
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| CN201732042U true CN201732042U (en) | 2011-02-02 |
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| CN2010202783041U Expired - Fee Related CN201732042U (en) | 2010-08-02 | 2010-08-02 | Building element fire resistant test device |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102520116A (en) * | 2011-12-30 | 2012-06-27 | 山东省产品质量监督检验研究院 | Cable flame-retardant combustion test device based on automatic control of computer |
| CN104266924A (en) * | 2014-10-09 | 2015-01-07 | 公安部天津消防研究所 | Fire resistance test device for vertical building partition component in water-spraying protection |
| CN105486712A (en) * | 2015-11-25 | 2016-04-13 | 山东思达特测控设备有限公司 | Method for simulation of fire hazard heating process |
| CN106153320A (en) * | 2016-07-15 | 2016-11-23 | 公安部四川消防研究所 | A kind of dual stage overlaps parallel fire resisting damper fire resistance test device |
| CN106500936A (en) * | 2016-12-09 | 2017-03-15 | 山东交通学院 | Bridge Fire-damaged mechanism and bearing capacity experimental provision and method |
| CN106596160A (en) * | 2016-12-09 | 2017-04-26 | 山东交通学院 | Road reinforced concrete bridge fire damage mechanism and bearing capacity experimental device |
| CN107255648A (en) * | 2017-05-23 | 2017-10-17 | 闫靖媛 | A kind of fire-protection ring fire resistance experimental rig |
| CN110108546A (en) * | 2019-05-21 | 2019-08-09 | 应急管理部天津消防研究所 | A kind of more test face building element fire resistance test devices |
| CN110806424A (en) * | 2019-11-04 | 2020-02-18 | 应急管理部天津消防研究所 | Fire resistance test device of accurate control furnace pressure |
-
2010
- 2010-08-02 CN CN2010202783041U patent/CN201732042U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102520116A (en) * | 2011-12-30 | 2012-06-27 | 山东省产品质量监督检验研究院 | Cable flame-retardant combustion test device based on automatic control of computer |
| CN104266924B (en) * | 2014-10-09 | 2017-07-04 | 公安部天津消防研究所 | A kind of building vertical separation component fire resistance experimental rig sprayed water under protection |
| CN104266924A (en) * | 2014-10-09 | 2015-01-07 | 公安部天津消防研究所 | Fire resistance test device for vertical building partition component in water-spraying protection |
| CN105486712A (en) * | 2015-11-25 | 2016-04-13 | 山东思达特测控设备有限公司 | Method for simulation of fire hazard heating process |
| CN106153320A (en) * | 2016-07-15 | 2016-11-23 | 公安部四川消防研究所 | A kind of dual stage overlaps parallel fire resisting damper fire resistance test device |
| CN106596160A (en) * | 2016-12-09 | 2017-04-26 | 山东交通学院 | Road reinforced concrete bridge fire damage mechanism and bearing capacity experimental device |
| CN106500936A (en) * | 2016-12-09 | 2017-03-15 | 山东交通学院 | Bridge Fire-damaged mechanism and bearing capacity experimental provision and method |
| CN106500936B (en) * | 2016-12-09 | 2018-10-16 | 山东交通学院 | Bridge Fire-damaged mechanism and bearing capacity experimental provision and method |
| CN106596160B (en) * | 2016-12-09 | 2018-11-06 | 山东交通学院 | Highway armored concrete bridge Fire-damaged mechanism and bearing capacity experimental provision |
| CN107255648A (en) * | 2017-05-23 | 2017-10-17 | 闫靖媛 | A kind of fire-protection ring fire resistance experimental rig |
| CN107255648B (en) * | 2017-05-23 | 2020-07-17 | 闫靖媛 | Fire-resistant performance test device for fire-proof ring |
| CN110108546A (en) * | 2019-05-21 | 2019-08-09 | 应急管理部天津消防研究所 | A kind of more test face building element fire resistance test devices |
| CN110806424A (en) * | 2019-11-04 | 2020-02-18 | 应急管理部天津消防研究所 | Fire resistance test device of accurate control furnace pressure |
| CN110806424B (en) * | 2019-11-04 | 2022-04-26 | 应急管理部天津消防研究所 | Fire resistance test device of accurate control furnace pressure |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20110202 Termination date: 20140802 |
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| EXPY | Termination of patent right or utility model |