CN204302280U - A kind of volatile harmful material content detection equipment used for textiles - Google Patents
A kind of volatile harmful material content detection equipment used for textiles Download PDFInfo
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- CN204302280U CN204302280U CN201420854002.2U CN201420854002U CN204302280U CN 204302280 U CN204302280 U CN 204302280U CN 201420854002 U CN201420854002 U CN 201420854002U CN 204302280 U CN204302280 U CN 204302280U
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Abstract
The utility model discloses a kind of volatile harmful material content detection equipment used for textiles, and this equipment both can detect small-sized cloth specimen, can detect again to one integral piece ready-made clothes; There is micro-through-hole on the wireway surface of designed, designed, by the volatile harmful material slow releasing in steam and be extracted liquid absorb, effectively improve volatile harmful material clean absorption rate, improve test accuracy; This equipment adopts aspiration pump that the hot-air in test chamber is imported extraction cell, and air-channel system design comparison is simple; According to different volatile harmful materials, draw extract and carry out quantitative analysis; If formaldehyde, then by acetylacetone,2,4-pentanedione development process, utilize its absorbance of spectrophotometric determination, calculate formaldehyde content of textiles according to standard formaldehyde working curve.
Description
Technical field
The utility model relates to a kind of textile inspection equipment manufacturing technology, specifically a kind of volatile harmful material content detection equipment used for textiles.
Background technology
In the spinning of fabric in the arrangement process in later stage, chemical reagent plays huge function, as the spinning assistant in spinning process contributes to fiber bunchy, is convenient to the carrying out of spinning process; And also can add corresponding auxiliary agent in the process of follow-up dyeing and Final finishing and make the effect of this operation better or realize saving the use amount of expensive reagent.In these processes, some chemical assistant is residual unavoidably, and if residual volatile harmful material could not be disposed before taking, then can discharge slowly in wearing process in the future, drastically influence the health of people.
Volatile harmful common on fabric has benzene class and aldehydes, and wherein benzene and formaldehyde have high carcinogenic.Benzene is generally remain on fabric, by mouth, nose as the solvent in textile chemistry processing procedure.Skin damages after entering health, and benzene is not easy to be discharged by health, therefore the injury of benzene to health is lasting accumulation, endangers self-evident; And formaldehyde is generally that fabric discharges slowly in conjunction with the formaldehyde of state in auxiliary agent in the future, becomes free state and then human body has been damaged.
Formaldehyde is commonly called as formaldehyde, is a kind of colourless gas, has the smell of pungent, has spread effect to the eye nose etc. of human body; And formaldehyde has comparatively high toxicity, control in list at China's toxic chemicals, formaldehyde is in second, is defined as carcinogenic and teratogen by the World Health Organization, is generally acknowledged allergen, is potential strong mutagen.
But because formaldehyde is cheap, reaction is active, the extreme inertia of benzene and become preferably solvent and select, is therefore all widely used in the fields such as weaving, food, furniture and building materials.
But there is following shortcoming in existing textile vapor absorption method of testing:
1. need a certain position clip choosing textile to test, to textile generation destruction to a certain degree, cause a large amount of wastings of resources thus.
2. sampling amount is 1g, and sampling amount is very few, is difficult to the volatile harmful material content of true reflection test fabric.
3. the existing GB vapor absorption method processing time is long, can not observation experiment process at any time, may cause the waste of time cost etc.
Utility model content
For overcoming the shortcoming of existing checkout equipment, the technical problem that the utility model quasi-solution is determined is: provide a kind of volatile harmful material content detection equipment used for textiles.This equipment both can detect small-sized cloth specimen, and can detect one integral piece ready-made clothes again, applicability is better; This equipment has timing, constant temperature function simultaneously, easy to operate, is suitable for industrialization and uses.
The technical scheme that the utility model solve the technical problem is: design a kind of volatile harmful material content detection equipment used for textiles, it is characterized in that this equipment comprises extraction cell, charging line, wireway, aspiration pump, test chamber, specimen holder, heating element heater, heat-barrier material, temperature sensor, air inlet, gas outlet, control panel, power switch, power supply indicator, timer, it is characterized in that: described wireway is installed on extraction cell inside, its one end is opening, and the other end is connected by pipeline with the exhaust end of aspiration pump; Described charging line is positioned on a side of extraction cell, and for being with graduated L-type glass tube, its place consistent with wireway upper level is to having graduation mark; The exhaust end of described aspiration pump is connected with wireway, and end of bleeding is connected with the upper position pipe of test chamber; Described test chamber is the heat insulation cavity in a bottom surface heat conduction, other faces, and described specimen holder is installed on the top of test chamber; Described heating element heater is positioned at the bottom of test chamber; Described temperature sensor is arranged on the medium position of test chamber one side, and the lower portion of the another side of test chamber is equipped with the air inlet of a band plug, and the gas outlet of a band plug is arranged at the top of extraction cell; Described heat-barrier material is filled on the outer surface of test chamber;
Described heating element heater, control panel, power switch, power supply indicator, timer, the electrical connection of temperature sensor Jun Yu city, power switch controls the access state of above-mentioned power-consuming component and civil power; Described heating element heater is all electrically connected with control panel with temperature sensor.
Compared with prior art, the beneficial effect of the utility model method of testing is mainly:
1. Non-Destructive Testing or non-damaged data, can not damage test textile, and as test passes, this textile can continue to use, and can save ample resources.
2. can detect sample, can ready-made clothes be detected again, widely applicable.
3. can monitoring experiment process at any time, the cost such as save time.
4. textile non-damaged data will promote consumer for the enthusiasm buying quality of textile products existence query or the detection when carrying out right-safeguarding; improve the supervision dynamics of consumer for quality of textile products; be conducive to the maximum benefit of Protection of consumer; the sound development of final promotion piece market, promotes the quality of textile.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of a kind of embodiment of the utility model volatile harmful used for textiles material content detection equipment.
Fig. 2 is the airway structure schematic diagram of a kind of embodiment of the utility model volatile harmful used for textiles material content detection equipment.
Fig. 3 is the surface structure schematic diagram of a kind of embodiment of the utility model volatile harmful used for textiles material content detection equipment.
Detailed description of the invention
The utility model is described in detail below in conjunction with embodiment and accompanying drawing thereof.Embodiment is the concrete enforcement carried out premised on technical scheme described in the utility model, gives detailed embodiment and process.But the claims of the application is not limited to following embodiment to be described.
The volatile harmful material content detection equipment used for textiles of the utility model design (is called for short equipment, see Fig. 1-3), it is characterized in that this equipment comprises extraction cell 1, charging line 2, wireway 3, aspiration pump 4, test chamber 5, specimen holder 6, heating element heater 7, heat-barrier material 8, temperature sensor 9, air inlet 10, gas outlet 11, control panel 12, power switch 13, power supply indicator 14, timer 15, it is characterized in that: it is inner that described wireway 3 is installed on extraction cell 1, its one end is opening, and the other end is connected by pipeline with the exhaust end of aspiration pump 4; Described charging line 2 is positioned on a side of extraction cell 1, and for being with graduated L-type glass tube, its place consistent with wireway 3 upper level, to having graduation mark, is designated as S line; Described charging line 2 both can indicate the liquid level in extraction cell 1, can inject from this or extract extract again; Described aspiration pump 4 exhaust end is connected with wireway 3, and end of bleeding is connected with the upper position pipe of test chamber 5; Described test chamber 5 is the heat insulation cavity in a bottom surface heat conduction, other faces, and described specimen holder 6 is installed on the top of test chamber 5, for hanging test sample; Described heating element heater 7 is positioned at the bottom of test chamber 5, for heating the air in test chamber 5; Described temperature sensor 9 is arranged on the medium position of test chamber 5 one side, and the lower portion of the another side of test chamber 5 is equipped with the air inlet 10 of a band plug, and the gas outlet 11 of a band plug is arranged at the top of extraction cell 1; Described heat-barrier material 8 is filled on the outer surface of test chamber 5.
Described heating element heater 7, control panel 12, power switch 13, power supply indicator 14, timer 15, the electrical connection of temperature sensor 9 Jun Yu city, power switch 13 controls the access state of above-mentioned power-consuming component and civil power; Described heating element heater 7 is all connected with control panel 12 with temperature sensor 9, the temperature signal of test chamber 5 inside passes out and is presented on control panel 12 by temperature sensor 9, controlled the duty of heating element heater 7 by the temperature adjustment button on regulable control panel 12, thus reach the object of temperature control.
Described wireway 3 is the folding multiloop tubing that there is micro-through-hole on surface, the multiloop pipe design of micropore can allow hot-air time of staying in extract of extracting out from test chamber 5 longer, makes the volatile harmful material in hot-air better be extracted liquid and absorbs.
Described aspiration pump 4 is PM series aspiration pump, commercially available.
Described timer 36 is 6 bit digital clocks based on AT89C2051 single-chip microcomputer, has timing, calendar scheduling function, commercially available.
The utility model equipment operation principle and the course of work: be placed on by sample to be tested on specimen holder 6, shut test chamber 5; Extract is injected extraction cell 1, liquid level, higher than the S line on charging line 2, ensures that wireway 3 is immersed in extract completely; Plugging together air inlet 10, power-on switch 13, heating element heater 7, control panel 12, power supply indicator 14, timer 15, temperature sensor 9 obtain electric rear startup; The temperature of test chamber 5 is set, and the heat time is set by timer 15; The sample that test chamber is 5 li is after the heating of uniform temperature, certain hour, open the plug of air inlet 10, gas outlet 11, open aspiration pump 4, test chamber 5 li of hot-airs with volatile harmful material are drawn in extraction cell 1, through the slow releasing of wireway 3, volatile harmful material is extracted liquid and absorbs.Drew part extract every 20 minutes in closed container from charging line 2, quantitatively detect for different volatile harmful material.
If formaldehyde, after then carrying out acetylacetone,2,4-pentanedione chromogenic reaction after it cools naturally, its absorbance is measured with spectrophotometric, when the absolute value of the difference of twice, front and back test value is less than 0.005, absorb and terminate, calculate formaldehyde content of textiles (unit conversion is mg/Kg) according to standard formaldehyde working curve.The test reference GB/T 2912.2-2009 " the mensuration part 2 of textile formaldehyde: the formaldehyde (vapor absorption method) of release " of the preparation of described acetylacetone,2,4-pentanedione reagent and the drafting of standard formaldehyde working curve and absorbance.
The utility model is not addressed part and is applicable to prior art.
Claims (3)
1. a volatile harmful material content detection equipment used for textiles, it is characterized in that this equipment comprises extraction cell, charging line, wireway, aspiration pump, test chamber, specimen holder, heating element heater, heat-barrier material, temperature sensor, air inlet, gas outlet, control panel, power switch, power supply indicator, timer, it is characterized in that: described wireway is installed on extraction cell inside, its one end is opening, and the other end is connected by pipeline with the exhaust end of aspiration pump; Described charging line is positioned on a side of extraction cell, and for being with graduated L-type glass tube, its place consistent with wireway upper level is to having graduation mark; The exhaust end of described aspiration pump is connected with wireway, and end of bleeding is connected with the upper position pipe of test chamber; Described test chamber is the heat insulation cavity in a bottom surface heat conduction, other faces, and described specimen holder is installed on the top of test chamber; Described heating element heater is positioned at the bottom of test chamber; Described temperature sensor is arranged on the medium position of test chamber one side, and the lower portion of the another side of test chamber is equipped with the air inlet of a band plug, and the gas outlet of a band plug is arranged at the top of extraction cell; Described heat-barrier material is filled on the outer surface of test chamber;
Described heating element heater, control panel, power switch, power supply indicator, timer, the electrical connection of temperature sensor Jun Yu city, power switch controls the access state of above-mentioned power-consuming component and civil power; Described heating element heater is all electrically connected with control panel with temperature sensor.
2. volatile harmful material content detection equipment used for textiles according to claim 1, is characterized in that: described wireway is the folding multiloop tubing that there is micro-through-hole on surface.
3. volatile harmful material content detection equipment used for textiles according to claim 1, is characterized in that: described aspiration pump is PM series aspiration pump.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420854002.2U CN204302280U (en) | 2014-09-15 | 2014-12-29 | A kind of volatile harmful material content detection equipment used for textiles |
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|---|---|---|---|
| CN201420530162 | 2014-09-15 | ||
| CN201420854002.2U CN204302280U (en) | 2014-09-15 | 2014-12-29 | A kind of volatile harmful material content detection equipment used for textiles |
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| CN204302280U true CN204302280U (en) | 2015-04-29 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105486817A (en) * | 2015-12-30 | 2016-04-13 | 中国建材检验认证集团股份有限公司 | Detection method of non-adsorptive purifying property of materials to air pollutants |
| CN107478813A (en) * | 2017-08-03 | 2017-12-15 | 合肥祥国电子商务有限公司 | A kind of plastics gift harmful substance testing and analysis system |
| CN110346360A (en) * | 2019-08-15 | 2019-10-18 | 苏州旭喆园纺织科技有限公司 | One kind being used for cloth formaldehyde test device |
-
2014
- 2014-12-29 CN CN201420854002.2U patent/CN204302280U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105486817A (en) * | 2015-12-30 | 2016-04-13 | 中国建材检验认证集团股份有限公司 | Detection method of non-adsorptive purifying property of materials to air pollutants |
| CN107478813A (en) * | 2017-08-03 | 2017-12-15 | 合肥祥国电子商务有限公司 | A kind of plastics gift harmful substance testing and analysis system |
| CN110346360A (en) * | 2019-08-15 | 2019-10-18 | 苏州旭喆园纺织科技有限公司 | One kind being used for cloth formaldehyde test device |
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