CN102937640A - Color changing formaldehyde tester and formaldehyde concentration determination method - Google Patents
Color changing formaldehyde tester and formaldehyde concentration determination method Download PDFInfo
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- CN102937640A CN102937640A CN2012104613119A CN201210461311A CN102937640A CN 102937640 A CN102937640 A CN 102937640A CN 2012104613119 A CN2012104613119 A CN 2012104613119A CN 201210461311 A CN201210461311 A CN 201210461311A CN 102937640 A CN102937640 A CN 102937640A
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Abstract
The invention relates to a color changing formaldehyde tester and a formaldehyde concentration determination method. The color changing formaldehyde tester is characterized by comprising a casing, wherein a formaldehyde sensor, a signal conditioner, a microprocessor and a red, green, blue light-emitting diode (RGBLED) lamp are arranged in the casing, the formaldehyde sensor is connected with the signal conditioner, and the microprocessor is respectively connected with the signal conditioner and the RGBLED lamp. A formaldehyde content display area and a color changing area are arranged on the casing. The color changing formaldehyde tester has the advantages of being simple in structure and convenient to operate, judging whether formaldehyde content exceeds standard through color changing, accordingly reminding users whether formaldehyde in the use environment harms human bodies in visual, fast and convenient mode, and having good application prospect and market prospect.
Description
Technical field
The present invention relates to a kind of tester, specifically a kind of the variation with airborne concentration of formaldehyde on whole or a certain plane carries out the tester that color conversion shows.
Background technology
People are behind the finishing new house, some ornament materials or paint always stay toxic gas, wherein mainly are formaldehyde, and formaldehyde is also larger for the harm of human body, therefore, be necessary the content of formaldehyde of indoor gas is detected, such as, namely detect after installing new house, then content of formaldehyde detects weekly once, until when safe, just can be moved in new house.But existing formaldehyde degree tester all is the content value that directly shows formaldehyde in the air after testing, and what the user need to contrast PARA FORMALDEHYDE PRILLS(91,95) content standard in the instructions knows to Bizet whether formaldehyde exceeds standard, and therefore operation is very numerous and diverse.
Summary of the invention
The objective of the invention is in order to overcome the deficiency of above-mentioned technology existence, provide a kind of simple in structure, operation identify efficiently formaldehyde degree tester and correspondingly concentration of formaldehyde determine and display packing.
The technical scheme that the present invention adopts to achieve these goals is:
A kind of formaldehyde degree tester of variable color, it is characterized in that comprising housing, be provided with formaldehyde sensor, signal conditioner, microprocessor and RGB LED lamp in the described housing, wherein formaldehyde sensor connects signal conditioner, and microprocessor connects respectively signal conditioner and RGB LED lamp; It is characterized in that described housing is provided with viewing area and the transformation region of formaldehyde degree content.
The formaldehyde degree tester of the variable color described in according to the present invention is characterized in that the position of the RGB LED lamp in viewing area on the described housing and transformation region and the housing is corresponding.
The formaldehyde degree tester of the variable color described in according to the present invention is characterized in that described RGB LED lamp connects microprocessor by driving circuit.
The formaldehyde degree tester of the variable color described in according to the present invention is characterized in that also being provided with on the described housing and is convenient to this tester and is hung on the structure that hangs up on the body of wall.
The formaldehyde degree tester of the variable color described in according to the present invention is characterized in that the described structure that hangs up is vacuum type sucker or adhesive fabric.
The formaldehyde degree tester of the variable color described in according to the present invention is characterized in that also being provided with on the described shell control knob.
Whether a kind of definite concentration of formaldehyde the method harmful to health, it is characterized in that comprising: default prompting color, at least two colors are set by the RGB LED lamp that becomes, and two colors represent respectively that current concentration of formaldehyde exceeds standard and current concentration of formaldehyde safety; Concentration of formaldehyde gathers, and gathers by formaldehyde sensor and reaches microprocessor after concentration of formaldehyde is also processed through signal conditioner; The concentration of formaldehyde contrast, whether microprocessor exceeds standard to the concentration of formaldehyde that adopts compares analysis, then controlling corresponding RGB LED lamp opens, closes, so that RGB LED lamp sends corresponding prompting color, thereby whether the concentration of formaldehyde that the user judges current environment according to the color that shows is harmful to health.
According to above-mentioned a kind of definite concentration of formaldehyde method harmful to health whether, it is characterized in that described RGB LED lamp also comprises the 3rd color, this color is that content of formaldehyde is about to reach the caution color when exceeding standard.
It is simple in structure, easy to operate and judge according to change color whether content of formaldehyde exceeds standard that the present invention has, thereby whether the formaldehyde in the reminding user environment for use is harmful to health, and meanwhile the present invention also demonstrates accurately formaldehyde number of degrees value in the viewing area.The present invention judges by the variation of color whether formaldehyde is harmful to health, compare by formaldehyde number of degrees value and judge whether the formaldehyde degree is harmful to health, needn't in-plantly watch formaldehyde degree tester, needn't constantly keep the numerical value boundary of formaldehyde degree content overproof firmly in mind, so more directly perceived, convenient, and also be particularly suitable for the bad use colony of eyesight, thereby enlarged the use colony of product, therefore have preferably application prospect and market outlook.
Description of drawings
Fig. 1 is external structure synoptic diagram of the present invention
Fig. 2 is inner structure block diagram of the present invention
Among the figure: 1-housing, 2-control knob, 3-viewing area, 4-transformation region.
Embodiment
Below in conjunction with accompanying drawing technical scheme of the present invention is described further.
As shown in Figure 1, 2: a kind of formaldehyde degree tester of variable color comprises housing 1, be provided with formaldehyde sensor, signal conditioner, microprocessor and RGB LED lamp in this housing 1, wherein formaldehyde sensor connects signal conditioner, microprocessor connects respectively signal conditioner and RGB LED lamp, and concrete is that RGB LED lamp is connected to microprocessor by driving circuit.Improvements of the present invention just are to be provided with at housing 1 viewing area 3 and the transformation region 4 of formaldehyde degree content, and the position of the RGB LED lamp in viewing area 3 and transformation region 4 and the housing 1 is corresponding.
Wherein the viewing area is the instantaneous value that shows content of formaldehyde in the environment for use, and transformation region is how much to carry out the variable color reminding user according to content of formaldehyde.
For the convenience of the users operation, the present invention also are convenient to this tester and are hung on the structure that hangs up on the body of wall also being provided with on the housing, and hang up the back that structure mainly is arranged on whole tester.This hangs up structure and mainly adopts vacuum type sucker or adhesive fabric etc.Simultaneously the present invention is designed to rectangular structure, and shell is divided into two parts, and a part is viewing area 3 and transformation region 4, and another part is just for ease of handle portion hand-held and that carry.
The conventional functional performance buttons such as the present invention also is provided with control knob 2 at housing 1, and control knob 2 mainly is power switch, reset.
The present invention also provide according to the formaldehyde degree tester of above-mentioned variable color determine whether concentration of formaldehyde exceeds standard, harmful method whether.The method comprises: preset the prompting color, at least two colors are set by the RGB LED lamp that becomes, two colors represent respectively current concentration of formaldehyde and exceed standard and current concentration of formaldehyde safety; Concentration of formaldehyde gathers, and gathers by formaldehyde sensor and reaches microprocessor after concentration of formaldehyde is also processed through signal conditioner; The concentration of formaldehyde contrast, whether microprocessor exceeds standard to the concentration of formaldehyde that adopts compares analysis, then controlling corresponding RGB LED lamp opens, closes, so that RGB LED lamp sends corresponding prompting color, thereby whether the concentration of formaldehyde that the user judges current environment according to the color that shows is harmful to health.During concrete operations, color is Set arbitrarily according to circumstances.The present invention also can arrange the 3rd color as required, and the 3rd color represents the caution color that content of formaldehyde is about to exceed standard.Three kinds of above-mentioned colors represent respectively the concentration of formaldehyde of three different numerical ranges, these three numerical ranges be product before dispatching from the factory, producer sets according to the standard of concentration of formaldehyde content.
After specifically this tester being placed environment for use, formaldehyde sensor sends the information that collects to signal conditioner, then send to microprocessor after signal conditioner is processed, microprocessor sends the instruction that shows content of formaldehyde value and change color according to content of formaldehyde.The concrete variable color of color designs in advance, as is divided into green expression safety label, the dangerous mark of red expression; Its Green is gradual change, changes to bottle green from green-yellow and represents that content of formaldehyde is lower; Redness also is gradual change, and from the orange-yellow peony that changes to, the expression content of formaldehyde is higher.
The present invention is not limited in above embodiment, and the technology that those skilled in the art can draw without creative work according to technique scheme also belongs within the claimed scope of the present invention.
Claims (8)
1. the formaldehyde degree tester of a variable color, it is characterized in that comprising housing, be provided with formaldehyde sensor, signal conditioner, microprocessor and RGB LED lamp in the described housing, wherein formaldehyde sensor connects signal conditioner, and microprocessor connects respectively signal conditioner and RGB LED lamp; It is characterized in that described housing is provided with viewing area and the transformation region of formaldehyde degree content.
2. the formaldehyde degree tester of variable color according to claim 1 is characterized in that the position of viewing area on the described housing and the RGB LED lamp in transformation region and the housing is corresponding.
3. the formaldehyde degree tester of variable color according to claim 1 is characterized in that described RGB LED lamp connects microprocessor by driving circuit.
4. the formaldehyde degree tester of variable color according to claim 1 is characterized in that also being provided with on the described housing and is convenient to this tester and is hung on the structure that hangs up on the body of wall.
5. the formaldehyde degree tester of variable color according to claim 4 is characterized in that the described structure that hangs up is vacuum type sucker or adhesive fabric.
6. the formaldehyde degree tester of variable color according to claim 1 is characterized in that also being provided with on the described shell control knob.
7. the definite concentration of formaldehyde method harmful to health whether is characterized in that comprising: default prompting color, at least two colors are set by the RGB LED lamp that becomes, and two colors represent respectively that current concentration of formaldehyde exceeds standard and current concentration of formaldehyde safety; Concentration of formaldehyde gathers, and gathers by formaldehyde sensor and reaches microprocessor after concentration of formaldehyde is also processed through signal conditioner; The concentration of formaldehyde contrast, whether microprocessor exceeds standard to the concentration of formaldehyde that adopts compares analysis, then controlling corresponding RGB LED lamp opens, closes, so that RGB LED lamp sends corresponding prompting color, thereby whether the concentration of formaldehyde that the user judges current environment according to the color that shows is harmful to health.
8. a kind of definite concentration of formaldehyde according to claim 7 method harmful to health whether is characterized in that described RGB LED lamp also comprises the 3rd color, and this color is that content of formaldehyde is about to reach the caution color when exceeding standard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210461311.9A CN102937640B (en) | 2012-11-16 | 2012-11-16 | The formaldehyde tester of variable color and concentration of formaldehyde defining method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210461311.9A CN102937640B (en) | 2012-11-16 | 2012-11-16 | The formaldehyde tester of variable color and concentration of formaldehyde defining method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102937640A true CN102937640A (en) | 2013-02-20 |
| CN102937640B CN102937640B (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210461311.9A Expired - Fee Related CN102937640B (en) | 2012-11-16 | 2012-11-16 | The formaldehyde tester of variable color and concentration of formaldehyde defining method |
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| CN (1) | CN102937640B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105259313A (en) * | 2015-10-27 | 2016-01-20 | 哈尔滨朋来科技开发有限公司 | Domestic fixed type formaldehyde tester |
| CN105675462A (en) * | 2016-01-26 | 2016-06-15 | 上海智觅智能科技有限公司 | Method for converting PM 2.5 value into RGB light output |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201007841Y (en) * | 2006-12-15 | 2008-01-16 | 湖南大学 | Automobile indoor air pollution alarm |
| CN101614672A (en) * | 2009-07-21 | 2009-12-30 | 北京智云达科技有限公司 | A kind of portable extendible test paper analytical approach and equipment thereof |
| CN201387414Y (en) * | 2008-12-20 | 2010-01-20 | 杜向阳 | Indoor air environment monitor |
| CN201935887U (en) * | 2010-12-18 | 2011-08-17 | 西安迅腾科技有限责任公司 | Portable indoor formaldehyde concentration monitor |
| CN102479420A (en) * | 2010-11-29 | 2012-05-30 | 白乾容 | Household gas alarming system |
| CN202903769U (en) * | 2012-11-16 | 2013-04-24 | 成都泰盟软件有限公司 | Off-color methanol tester |
-
2012
- 2012-11-16 CN CN201210461311.9A patent/CN102937640B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201007841Y (en) * | 2006-12-15 | 2008-01-16 | 湖南大学 | Automobile indoor air pollution alarm |
| CN201387414Y (en) * | 2008-12-20 | 2010-01-20 | 杜向阳 | Indoor air environment monitor |
| CN101614672A (en) * | 2009-07-21 | 2009-12-30 | 北京智云达科技有限公司 | A kind of portable extendible test paper analytical approach and equipment thereof |
| CN102479420A (en) * | 2010-11-29 | 2012-05-30 | 白乾容 | Household gas alarming system |
| CN201935887U (en) * | 2010-12-18 | 2011-08-17 | 西安迅腾科技有限责任公司 | Portable indoor formaldehyde concentration monitor |
| CN202903769U (en) * | 2012-11-16 | 2013-04-24 | 成都泰盟软件有限公司 | Off-color methanol tester |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105259313A (en) * | 2015-10-27 | 2016-01-20 | 哈尔滨朋来科技开发有限公司 | Domestic fixed type formaldehyde tester |
| CN105675462A (en) * | 2016-01-26 | 2016-06-15 | 上海智觅智能科技有限公司 | Method for converting PM 2.5 value into RGB light output |
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| Publication number | Publication date |
|---|---|
| CN102937640B (en) | 2015-08-05 |
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