CN203337587U - Experimental device for testing colloid fire-extinguishing performance - Google Patents
Experimental device for testing colloid fire-extinguishing performance Download PDFInfo
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- CN203337587U CN203337587U CN2013204562386U CN201320456238U CN203337587U CN 203337587 U CN203337587 U CN 203337587U CN 2013204562386 U CN2013204562386 U CN 2013204562386U CN 201320456238 U CN201320456238 U CN 201320456238U CN 203337587 U CN203337587 U CN 203337587U
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Abstract
The utility model provides an experimental device for testing colloid fire-extinguishing performance, and relates to a fire-extinguishing experimental device. The experimental device aims to solve the problem that no experimental equipment is used for testing the colloid fire-extinguishing performance at present. The experimental device comprises a combustion tank, a colloid injector, an electric heating disk, an air chamber, a digital displayer, a power source, a plurality of first temperature sensors, a plurality of second temperature sensors and a plurality of third temperature sensors, wherein the outlet of the colloid injector is communicated with the inlet of the combustion tank, the electric heating disk is arranged in the part, above overcurrent holes, of the combustion tank, the power source is electrically connected with the electric heating disk, the first temperature sensors, the second temperature sensors and the third temperature sensors are arranged in the part, above the electric heating disk, of the combustion tank, the signal output ends of the first temperature sensors, the signal output ends of the second temperature sensors and the signal output ends of the third temperature sensors are connected with the signal input end of the digital displayer respectively, and the air chamber is arranged below the overcurrent holes. The experimental device is used for testing the colloid fire-extinguishing performance.
Description
Technical field
The utility model relates to a kind of fire extinguishing experimental provision, is specifically related to a kind of experimental provision for the test of mine fire colloid extinguishing property.
Background technology
Along with deepening continuously that the mine fire fire-fighting technique is studied, the research of fireproofing extinguishing materials becomes the key that mine fire is administered.The preparation of novel anti-fire extinguishing colloid is the new direction of current research, and fire-fighting gel has good solid water performance, absorbing and cooling temperature performance, the seal plug key properties such as performance, resistance voltinism energy of leaking out, and is a kind of efficient, quick, economic fireproofing extinguishing materials that collects.Scholars have realized that the good characteristic that fire-fighting gel has in fire extinguishing procedure in recent years, and corresponding research and development and the extinguishing property research of having carried out fire-fighting gel.
The research and development preparation of various fire-fighting gels, the experiment of need to constantly putting out a fire is in order to check its extinguishing property and effect.And extinguishing property and effect analysis need to be carried out experimental verification by the related experiment instrument and equipment.But, at present both at home and abroad not for testing the experimental facilities of colloid extinguishing property.
the utility model content
The purpose of this utility model is there is no at present a kind of experimental facilities for testing the problem of colloid extinguishing property for solving, and then provides a kind of for testing the experimental provision of colloid extinguishing property.
The utility model is to address the above problem the technical scheme of taking to be: of the present utility modelly a kind ofly for the experimental provision of testing the colloid extinguishing property, comprise burn pot, glue injection machine, electric heating plate, air chamber, digital indicator, power supply, a plurality of the first temperature sensors, a plurality of the second temperature sensors and a plurality of three-temperature sensor, the outlet of glue injection machine is communicated with the entrance of burn pot, the bottom of burn pot is processed with a plurality of flowing holes, the burn pot that is positioned at the flowing hole top is equipped with electric heating plate, power supply is electrically connected to electric heating plate, the burn pot that is positioned at the heat-generating disc top is provided with a plurality of the first temperature sensors, a plurality of the second temperature sensors and a plurality of three-temperature sensor, a plurality of the first temperature sensors, the data-signal output terminal of a plurality of the second temperature sensors and a plurality of three-temperature sensors is connected with the data-signal input end of digital indicator respectively, the below of flowing hole is provided with air chamber.
The beneficial effects of the utility model are: one, the utility model carrys out in the pilot combustion tank to be positioned in advance coal quantitative on electric heating plate by electric heating plate, can, according to the adjusting of heating plate power, adjust the burning time of coal in burn pot; Two, a plurality of the first temperature sensors, a plurality of the second temperature sensor and a plurality of three-temperature sensor evenly have been installed in burn pot, can be gathered the temperature of coal body in tank and be measured during the fire extinguishing experiment, device detects coal from being burned to the temperature of extinguishing, and the detected temperatures scope is 200 ℃～2000 ℃; Three, the utility model has carried out air chamber design and plasma discharge design, can pass into gas in air chamber, be convenient to control the severe degree of coal combustion in tank and the smooth discharge of unnecessary slurries, the cinder after burning or the colloid material poured into can flow in air chamber and discharge smoothly from flowing hole; Four, the utility model is simple in structure, reasonable in design, meet the needs of actual test, the utility model is according to mine spontaneous combustion of coal environmental baseline, can be used in the experimental study of related fields, not only can provide essential condition for the extinguishing property of colloid, but also the research that promotes the preventing and extinguishing fire of coal mine technology is had to certain positive role.
The accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present utility model.
Embodiment
Embodiment one: present embodiment is described in conjunction with Fig. 1, the a kind of of present embodiment comprises burn pot 1 for the experimental provision of testing the colloid extinguishing property, glue injection machine 2, electric heating plate 3, air chamber 4, digital indicator 5, power supply 6, a plurality of the first temperature sensors 7, a plurality of the second temperature sensors 8 and a plurality of three-temperature sensor 9, the outlet of glue injection machine 2 is communicated with the entrance of burn pot 1, the bottom of burn pot 1 is processed with a plurality of flowing hole 1-1, the burn pot 1 that is positioned at flowing hole 1-1 top is equipped with electric heating plate 3, power supply 6 is electrically connected to electric heating plate 3, the burn pot 1 that is positioned at electric heating plate 3 tops is provided with a plurality of the first temperature sensors 7, a plurality of the second temperature sensors 8 and a plurality of three-temperature sensor 9, a plurality of the first temperature sensors 7, the signal output part of a plurality of the second temperature sensors 8 and a plurality of three-temperature sensors 9 is connected with the signal input part of digital indicator 5 respectively, the below of flowing hole 1-1 is provided with air chamber 4.
The aperture of the flowing hole of present embodiment can guarantee that the cinder after burning or the colloid material poured into partly or entirely pass through.The air chamber of present embodiment stores use for the coal combustion blowing air with for the cinder spilt from flowing hole or the colloid material poured into.The burn pot of present embodiment can be carried out scale design, with the coal met in burn pot, quantitatively stores.The glue injection machine of present embodiment mainly is comprised of funnel and worm conveyor.
Embodiment two: present embodiment is described in conjunction with Fig. 1, the quantity of described the first temperature sensor 7 of present embodiment is three, the measuring junction of three the first temperature sensors 7 arranges near electric heating plate 3, and the measuring junction of three the first temperature sensors 7 is positioned at same plane.So arrange, can be measured the temperature of coal body in tank, meet actual needs.Other is identical with embodiment one.
Embodiment three: present embodiment is described in conjunction with Fig. 1, the quantity of described the second temperature sensor 8 of present embodiment is three, the measuring junction of three the second temperature sensors 8 is positioned at the openend of burn pot 1, and the measuring junction of three the second temperature sensors 8 is positioned at same plane.So arrange, can be measured the temperature of tank internal combustion coal fire seedling, meet actual needs.Other is identical with embodiment two.
Embodiment four: present embodiment is described in conjunction with Fig. 1, the quantity of the described three-temperature sensor 9 of present embodiment is three, the measuring junction of three-temperature sensor 9 is between the measuring junction of the measuring junction of the first temperature sensor 7 and the second temperature sensor 8, and the measuring junction of three three-temperature sensors 9 is positioned at same plane.So arrange, can be measured the temperature of tank internal combustion coal fire seedling, meet actual needs, the measuring junction of the three-temperature sensor of present embodiment and the vertical range of the measuring junction of the first temperature sensor and can equate with the vertical range of the measuring junction of the second temperature sensor.Other is identical with embodiment three.
Embodiment five: in conjunction with Fig. 1, present embodiment is described, described the first temperature sensor 7 of present embodiment is thermocouple temperature sensor.So arrange, this temperature sensor has that temperature measurement range is large, price is low, the heat outputting electromotive force is high, the linearity good, repdocutbility is good and the advantage such as at high temperature oxidation resistance is strong, meets design requirement.Other is identical with embodiment one, two, three or four.
Embodiment six: in conjunction with Fig. 1, present embodiment is described, described the second temperature sensor 8 of present embodiment is thermocouple temperature sensor.So arrange, this temperature sensor has that temperature measurement range is large, price is low, the heat outputting electromotive force is high, the linearity good, repdocutbility is good and the advantage such as at high temperature oxidation resistance is strong, meets design requirement.Other is identical with embodiment five.
Embodiment seven: in conjunction with Fig. 1, present embodiment is described, the described three-temperature sensor 9 of present embodiment is thermocouple temperature sensor.So arrange, this temperature sensor has that temperature measurement range is large, price is low, the heat outputting electromotive force is high, the linearity good, repdocutbility is good and the advantage such as at high temperature oxidation resistance is strong, meets design requirement.Other is identical with embodiment six.
Embodiment eight: in conjunction with Fig. 1, present embodiment is described, the described burn pot 1 of present embodiment is cylindrical shape burn pot or square burn pot.So arrange, easy to use and reliable, meet actual needs.Other is identical with embodiment one, two, three, four, six or seven.
Embodiment nine: present embodiment is described in conjunction with Fig. 1, the described experimental provision of present embodiment also comprises host computer 10 and volume control damper 11, the signal input part of host computer 10 is connected with the signal output part of digital indicator 5, and volume control damper 11 is communicated with air chamber 4.So arrange, be convenient to statistical study and the remote monitoring of the temperature data of measurement, meet actual needs.Other is identical with embodiment eight.
Embodiment ten: in conjunction with Fig. 1, present embodiment is described, on the described air chamber 4 of present embodiment, also is provided with discharging channel 4-1.So arrange, be convenient to cinder or the colloid material that pours into can flow in air chamber and smoothly and discharge from flowing hole.Other is identical with embodiment one, two, three, four, six, seven or nine.
Principle of work
1) at first prepare the coal sample of certain particle diameter, and the coal sample that need to therefrom take out certain mass by experiment as laboratory sample with standby;
2) coal sample of weighing certain mass is put on the electric heating plate of burn pot, guarantee that coal sample all covers the measuring junction of the first temperature sensor, the second temperature sensor and three-temperature sensor, open heating power supply, electric heating plate starts heating, simultaneously blowing air in air chamber;
3), after coal sample takes fire, close heating power supply;
4) etc., after coal sample perfect combustion, by the gum size prepared, get certain mass, inject in burn pot by slurry casting machine;
5) gum size injects burn pot simultaneously, and temperature sensor and digital indicator start to measure and image data;
6) draw temperature and time relation curve the weighing quality from the gum size of air chamber discharge.The curve of drawing can reflect the coal body speed that temperature descends under the effect of this kind of colloid, and then the speed of this kind of colloid fire extinguishing is described; Weighing is discharged the quality of slurry for reflecting the permeability of this kind of colloid at coal body, and the very good or too poor fire extinguishing effect of perviousness is all bad;
7) carry out interpretation.The speed of this kind of colloid fire extinguishing is described by attack time, and fire extinguishing speed is the bigger the better.The economic performance of the quality explanation colloid of colloid fire extinguishing materials, concerning coal mine fire fighting, blow-off velocity is faster, more economical, and the performance of colloid is better.
Claims (10)
1. one kind for testing the experimental provision of colloid extinguishing property, it is characterized in that: described experimental provision comprises burn pot (1), glue injection machine (2), electric heating plate (3), air chamber (4), digital indicator (5), power supply (6), a plurality of the first temperature sensors (7), a plurality of the second temperature sensors (8) and a plurality of three-temperature sensor (9), the outlet of glue injection machine (2) is communicated with the entrance of burn pot (1), the bottom of burn pot (1) is processed with a plurality of flowing holes (1-1), the burn pot (1) that is positioned at flowing hole (1-1) top is equipped with electric heating plate (3), power supply (6) is electrically connected to electric heating plate (3), the burn pot (1) that is positioned at electric heating plate (3) top is provided with a plurality of the first temperature sensors (7), a plurality of the second temperature sensors (8) and a plurality of three-temperature sensor (9), a plurality of the first temperature sensors (7), the signal output part of a plurality of the second temperature sensors (8) and a plurality of three-temperature sensors (9) is connected with the signal input part of digital indicator (5) respectively, the below of flowing hole (1-1) is provided with air chamber (4).
2. according to claim 1 a kind of for testing the experimental provision of colloid extinguishing property, it is characterized in that: the quantity of described the first temperature sensor (7) is three, the measuring junction of three the first temperature sensors (7) arranges near electric heating plate (3), and the measuring junction of three the first temperature sensors (7) is positioned at same plane.
3. according to claim 2 a kind of for testing the experimental provision of colloid extinguishing property, it is characterized in that: the quantity of described the second temperature sensor (8) is three, the measuring junction of three the second temperature sensors (8) is positioned at the openend of burn pot (1), and the measuring junction of three the second temperature sensors (8) is positioned at same plane.
4. according to claim 3 a kind of for testing the experimental provision of colloid extinguishing property, it is characterized in that: the quantity of described three-temperature sensor (9) is three, the measuring junction of three-temperature sensor (9) is positioned between the measuring junction of the measuring junction of the first temperature sensor (7) and the second temperature sensor (8), and the measuring junction of three three-temperature sensors (9) is positioned at same plane.
5. according to claim 1,2,3 or 4 described a kind of for testing the experimental provision of colloid extinguishing property, it is characterized in that: described the first temperature sensor (7) is thermocouple temperature sensor.
6. according to claim 5 a kind of for testing the experimental provision of colloid extinguishing property, it is characterized in that: described the second temperature sensor (8) is thermocouple temperature sensor.
7. according to claim 6 a kind of for testing the experimental provision of colloid extinguishing property, it is characterized in that: described three-temperature sensor (9) is thermocouple temperature sensor.
8. according to claim 1,2,3,4,6 or 7 described a kind of for testing the experimental provision of colloid extinguishing property, it is characterized in that: described burn pot (1) is cylindrical shape burn pot or square burn pot.
9. according to claim 8 a kind of for testing the experimental provision of colloid extinguishing property, it is characterized in that: described experimental provision also comprises host computer (10) and volume control damper (11), the signal input part of host computer (10) is connected with the signal output part of digital indicator (5), and volume control damper (11) is communicated with air chamber (4).
10. according to claim 1,2,3,4,6,7 or 9 described a kind of for testing the experimental provision of colloid extinguishing property, it is characterized in that: also be provided with discharging channel (4-1) on described air chamber (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204562386U CN203337587U (en) | 2013-07-29 | 2013-07-29 | Experimental device for testing colloid fire-extinguishing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204562386U CN203337587U (en) | 2013-07-29 | 2013-07-29 | Experimental device for testing colloid fire-extinguishing performance |
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| Publication Number | Publication Date |
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| CN203337587U true CN203337587U (en) | 2013-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013204562386U Expired - Fee Related CN203337587U (en) | 2013-07-29 | 2013-07-29 | Experimental device for testing colloid fire-extinguishing performance |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104597210A (en) * | 2015-01-21 | 2015-05-06 | 杨康莉 | Powdered fire-extinguishing agent dispersion device |
| CN105388091A (en) * | 2015-12-16 | 2016-03-09 | 湖南科技大学 | Mine foam fluid material fire extinguishing characteristic test device and mine foam fluid material fire extinguishing characteristic test method |
| CN109813746A (en) * | 2019-03-16 | 2019-05-28 | 中国民用航空飞行学院 | A kind of fire foam thermal stability determination instrument |
-
2013
- 2013-07-29 CN CN2013204562386U patent/CN203337587U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104597210A (en) * | 2015-01-21 | 2015-05-06 | 杨康莉 | Powdered fire-extinguishing agent dispersion device |
| CN105388091A (en) * | 2015-12-16 | 2016-03-09 | 湖南科技大学 | Mine foam fluid material fire extinguishing characteristic test device and mine foam fluid material fire extinguishing characteristic test method |
| CN105388091B (en) * | 2015-12-16 | 2018-06-22 | 湖南科技大学 | A kind of mine foam fluent material fire extinguishing characteristic test device and method |
| CN109813746A (en) * | 2019-03-16 | 2019-05-28 | 中国民用航空飞行学院 | A kind of fire foam thermal stability determination instrument |
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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: 20131211 Termination date: 20140729 |
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| EXPY | Termination of patent right or utility model |