CN105938132A - Automatic determination apparatus for combustibility of building materials and application method thereof - Google Patents
Automatic determination apparatus for combustibility of building materials and application method thereof Download PDFInfo
- Publication number
- CN105938132A CN105938132A CN201610432575.XA CN201610432575A CN105938132A CN 105938132 A CN105938132 A CN 105938132A CN 201610432575 A CN201610432575 A CN 201610432575A CN 105938132 A CN105938132 A CN 105938132A
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- Prior art keywords
- flame
- gas nozzle
- specimen holder
- motor
- slide rail
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/12—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using combustion
Abstract
The invention belongs to the technical field of product detection and specifically relates to an automatic determination apparatus for combustibility of building materials. The automatic determination apparatus comprises a test box, a stepping motor, a specimen holder, a flame detector and a display PLC controller. The automatic determination apparatus is characterized in that the lower part of the test box is provided with a slide rail, on which the stepping motor is fixed; a telescoping lead screw on the stepping motor is connected to a combustor pedestal on the slide rail through fixed screws and a baffle; the combustor pedestal is provided with a gas nozzle; the specimen holder is hung above an outlet of the gas nozzle through a hanging bar on the inner wall of the test box, and the specimen holder is marked with a specified altitude line; the test box is also equipped with the flame detector opposite to the direction of the specimen holder; and control lines of the flame detector and the stepping motor are both connected to the display PLC controller. The invention has the following beneficial effects: man-made interference factors are reduced; datamation of flame state and automatic recording and detection are realized; detection accuracy is enhanced; and labor intensity is relieved.
Description
Technical field
The invention belongs to Product checking technical field, be specifically related to a kind of construction materials flammability energy automatic judging device and using method thereof.
Background technology
At present, by manual operation, the flammable performance test of construction material being provided judgement conclusion, its operating procedure is；Reviewer will start timing bottom burner flame dislocation sample, whether the flame point observing flame in 15～30 seconds reaches specified altitude, if otherwise meet or exceed specified altitude for defective for qualified.Manually in starting timing and end time operation, there is personal error, often there is the collimation error in eye-observation flame flame cusp height and specified altitude the most within a very short time, inevitably there is error or erroneous judgement in this manual operation and observation, the existing automatic judging device not the most being directed to this.
Summary of the invention
The present invention is to solve problem mentioned above, make up the deficiency of conventional art, it is provided that the construction materials flammability energy automatic judging device that a kind of simple to operate, datumization degree is high, error is little.
The present invention is achieved through the following technical solutions:
A kind of construction materials flammability energy automatic judging device, including proof box, motor, specimen holder, flame detector and display PLC, it is characterized in that: the bottom of proof box is equipped with slide rail, being fixed with motor on slide rail, the flexible leading screw on motor is connected with the burner base on slide rail by fixing screw and baffle plate；Gas nozzle it is provided with in burner base；The specimen holder peg by proof box inwall, is suspended on above the exit of gas nozzle, experiment clip is marked with specified altitude line；It is additionally provided with in proof box the flame detector to specimen holder direction；The control line of flame detector and motor is all connected with display PLC.
The top of proof box is provided with exhaust smoke hole.
The lower section of gas nozzle is contained with the catch tray accepting burning ashes.
Another object of the present invention is to provide the using method of a kind of construction materials flammability energy automatic judging device, concrete steps include: the clamping of first step sample: by construction material sample holder on specimen holder；
The putting in place and returning of second step gas nozzle: first light gas nozzle, then built with the display PLC of texture analysis of flame images software, to firing test button after display PLC programming, motor is according to the instruction works of display PLC, flexible leading screw elongation is made to promote the burner base on slide rail, and make gas nozzle stop after arriving the bottom of sample, and after the timing extremely regulation number of seconds time, motor rotates backward drive burner base and original position stop return by gas nozzle, extinguishes gas nozzle；
The judgement of the 3rd step flame flame point: terminate in the number of seconds time starting timing to regulation, the flame situation of change detected is transferred to show PLC by flame detector, the numerous flame contours of texture analysis of flame images software analysis in display PLC, and determine the flame contours of maximum, automatically judge and record the height of flame flame point and corresponding time, determine whether to arrive flame point specified altitude line, it is determined that and store detection data.
The invention has the beneficial effects as follows, the device avoids eye-observation flame flame cusp height and specified altitude and the situation of the collimation error occurs, decrease artificial disturbance factor, generation with misjudgement, by flame status datumization, record and detection, improve the accuracy of detection automatically, the most simple to operate, alleviate labor intensity.
Accompanying drawing explanation
The present invention is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is the main TV structure schematic diagram of the present invention.
Fig. 2 is the attachment structure schematic diagram of leading screw push-and-pull and burner base.
Fig. 3 is the flame image schematic diagram in display PLC.
Fig. 4 is control principle system diagram.
In figure, 1 proof box, 2 slide rails, 3 trip bolts, 4 stretch leading screw, 5 motors, 6 leading screw push-and-pull working ends, 7 fix screw, 8 baffle plates, 9 flame detectors, 10 fix nut, 11 burner base, 12 specified altitude lines, 13 specimen holder links, 14 chamber doors, 15 exhaust smoke holes, 16 pegs, 17 specimen holders, 18 samples, 19 gas nozzles, 20 catch traies, 21 flame contours, 22 flame point specified altitude lines, 23 graphical analysis graduation marks, 24 flame kernel lines, 25 display PLC, 26 control knobs, 27 flame flame points.
Detailed description of the invention
Accompanying drawing is a kind of specific embodiment of the present invention.
The construction materials flammability energy automatic judging device of the present invention, including proof box 1, motor 5, specimen holder 17, flame detector 9 and display PLC 25, it is characterized in that: the bottom of proof box 1 is equipped with slide rail 2, being fixed with motor 5 on slide rail 2, the flexible leading screw 4 on motor 5 is connected with the burner base 11 on slide rail 2 by fixing screw 7 and baffle plate 8；Gas nozzle 19 it is provided with in burner base 11；The specimen holder 17 peg 16 by proof box 1 inwall, is suspended on above the exit of gas nozzle 19, experiment clip is marked with altitude line 12；It is additionally provided with in proof box 1 flame detector 9 to specimen holder 17 direction；The control line of flame detector 9 and motor 5 is all connected with display PLC 25；The top of proof box 1 is provided with exhaust smoke hole 15；The lower section of gas nozzle 19 is contained with the catch tray 20 accepting burning ashes.
The present invention in use, by construction material sample holder on specimen holder 17；Light gas nozzle 19, then built with the display PLC 25 of texture analysis of flame images software, to firing test button 26 after display PLC 25 programming, motor 5 is according to the instruction works of display PLC 25, flexible leading screw 4 elongation is made to promote the burner base 11 on slide rail 2, and make gas nozzle 19 stop after arriving the bottom of sample, and after the timing extremely regulation number of seconds time, motor 5 rotates backward drive burner base 11 and original position stop return by gas nozzle 19, extinguishes gas nozzle 19；Terminate in the number of seconds time starting timing to regulation, the flame situation of change detected is transferred to show PLC 25 by flame detector 9, the numerous flame contours of texture analysis of flame images software analysis in display PLC 25, and determine the flame contours of maximum, automatically judge and record the height of flame flame point and corresponding time, determine whether to arrive the altitude line that flame point specifies, it is determined that and store detection data.
Present invention, avoiding eye-observation flame flame cusp height and specified altitude and the situation of the collimation error occurs, decrease artificial disturbance factor, and the generation of misjudgement, by flame status datumization, record and detection, improve the accuracy of detection automatically, the most simple to operate, alleviate labor intensity.
Upper described embodiment only have expressed the several embodiments of the present invention, and it describes more concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for the person of ordinary skill of the art, without departing from the inventive concept of the premise, it is also possible to make some deformation and improvement, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (5)
1. a construction materials flammability energy automatic judging device, including proof box, motor, specimen holder, flame detector and display PLC, it is characterized in that: the bottom of proof box is equipped with slide rail, being fixed with motor on slide rail, the flexible leading screw on motor connects burner base；Gas nozzle it is provided with in burner base；The specimen holder peg by proof box inwall, is suspended on above the exit of gas nozzle, experiment clip is marked with specified altitude line；It is additionally provided with in proof box the flame detector to specimen holder direction；The control line of flame detector and motor is all connected with display PLC.
Construction materials flammability energy automatic judging device the most according to claim 1, it is characterised in that: the flexible leading screw on motor is connected with the burner base on slide rail by fixing screw and baffle plate.
Construction materials flammability energy automatic judging device the most according to claim 1, it is characterised in that: the top of proof box is provided with exhaust smoke hole.
Construction materials flammability energy automatic judging device the most according to claim 1, it is characterised in that: the lower section of gas nozzle is contained with the catch tray accepting burning ashes.
5. the using method of the construction materials flammability energy automatic judging device as described in claim 1, it is characterised in that comprise the steps: the clamping of first step sample: by construction material sample holder on specimen holder；The putting in place and returning of second step gas nozzle: first light gas nozzle, then built with the display PLC of texture analysis of flame images software, to firing test button after display PLC programming, motor is according to the instruction works of display PLC, flexible leading screw elongation is made to promote the burner base on slide rail, and make gas nozzle stop after arriving the bottom of sample, and after the timing extremely regulation number of seconds time, motor rotates backward drive burner base and original position stop return by gas nozzle, extinguishes gas nozzle；The judgement of the 3rd step flame flame point: terminate in the number of seconds time starting timing to regulation, the flame situation of change detected is transferred to show PLC by flame detector, the numerous flame contours of texture analysis of flame images software analysis in display PLC, and determine the flame contours of maximum, automatically judge and record the height of flame flame point and corresponding time, determine whether to arrive flame point specified altitude line, it is determined that and store detection data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610432575.XA CN105938132A (en) | 2016-06-17 | 2016-06-17 | Automatic determination apparatus for combustibility of building materials and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610432575.XA CN105938132A (en) | 2016-06-17 | 2016-06-17 | Automatic determination apparatus for combustibility of building materials and application method thereof |
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| CN105938132A true CN105938132A (en) | 2016-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610432575.XA Pending CN105938132A (en) | 2016-06-17 | 2016-06-17 | Automatic determination apparatus for combustibility of building materials and application method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108195589A (en) * | 2017-12-14 | 2018-06-22 | 中国航发沈阳发动机研究所 | A kind of starting ignition time measurement device |
| CN111766331A (en) * | 2020-07-09 | 2020-10-13 | 安徽工程大学 | Portable building material combustion performance testing device and testing method thereof |
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| CN101013121A (en) * | 2007-01-31 | 2007-08-08 | 山东省纺织科学研究院 | Construction materials flammability test device |
| CN201066352Y (en) * | 2007-06-25 | 2008-05-28 | 深圳职业技术学院 | Location device for flame sprayer of combustible tester |
| CN101738350A (en) * | 2009-12-24 | 2010-06-16 | 大连达伦特工艺品有限公司 | Device and method for continuously testing combustion speed of candle in real time |
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| CN202929005U (en) * | 2012-11-14 | 2013-05-08 | 中国计量学院 | Movable ignition device for detecting combustion of chemical products |
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| CN205826613U (en) * | 2016-06-17 | 2016-12-21 | 程磊 | A kind of construction materials flammability energy automatic judging device |
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2016
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| CN101013121A (en) * | 2007-01-31 | 2007-08-08 | 山东省纺织科学研究院 | Construction materials flammability test device |
| CN201066352Y (en) * | 2007-06-25 | 2008-05-28 | 深圳职业技术学院 | Location device for flame sprayer of combustible tester |
| CN101738350A (en) * | 2009-12-24 | 2010-06-16 | 大连达伦特工艺品有限公司 | Device and method for continuously testing combustion speed of candle in real time |
| CN202614736U (en) * | 2012-06-13 | 2012-12-19 | 宁波康氏塑料科技有限公司 | Horizontal-perpendicular combustion tester for testing flame retardant property of plastic |
| CN202929005U (en) * | 2012-11-14 | 2013-05-08 | 中国计量学院 | Movable ignition device for detecting combustion of chemical products |
| CN203628704U (en) * | 2013-10-09 | 2014-06-04 | 辽宁新纳斯消防检测有限公司 | Flame height automatic measuring instrument for building material flammability tester burner nozzle |
| CN205826613U (en) * | 2016-06-17 | 2016-12-21 | 程磊 | A kind of construction materials flammability energy automatic judging device |
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| 中华人民共和国国家质量监督检验检疫总局等: "GB 8626-2007 建筑材料可燃性试验方法", 《中华人民共和国国家标准》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108195589A (en) * | 2017-12-14 | 2018-06-22 | 中国航发沈阳发动机研究所 | A kind of starting ignition time measurement device |
| CN111766331A (en) * | 2020-07-09 | 2020-10-13 | 安徽工程大学 | Portable building material combustion performance testing device and testing method thereof |
| CN111766331B (en) * | 2020-07-09 | 2022-08-09 | 安徽工程大学 | Portable building material combustion performance testing device and testing method thereof |
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Application publication date: 20160914 |