CN203324170U - Analysis instrument capable of fast measuring available chlorine - Google Patents
Analysis instrument capable of fast measuring available chlorine Download PDFInfo
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- CN203324170U CN203324170U CN2013204007994U CN201320400799U CN203324170U CN 203324170 U CN203324170 U CN 203324170U CN 2013204007994 U CN2013204007994 U CN 2013204007994U CN 201320400799 U CN201320400799 U CN 201320400799U CN 203324170 U CN203324170 U CN 203324170U
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- light path
- path receiver
- circuit main
- main board
- light source
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Abstract
The utility model discloses an analysis instrument capable of fast measuring available chlorine. The analysis instrument comprises a shell body and a circuit main board arranged inside the shell body. A central processing unit and a storage module are arranged on the circuit main body. The shell body is provided with an LED cold light source, a light path receiver and a display screen all of which are respectively and electrically connected with the circuit main board. A light filter and a color comparison pool are arranged inside the shell body, the LED cold light source is arranged on one side of the color comparison pool, the light path receiver is arranged on the other side of the color comparison pool, the optical filter is arranged between the color comparison pool and the light path receiver, and the LED cold light source, the light filter and the light path receiver are located on the same straight line. According to the analysis instrument, detecting procedures are simple, the detecting range is wide, the measuring speed is high, the relative standard deviation is small in comparison with the national standard titrimetry result, the detecting precision is high, meanwhile, a reagent can be stored for more than one year at the normal temperature, and the detecting cost is greatly reduced.
Description
Technical field
The utility model relates to a kind of pick-up unit, relates in particular to a kind of analyser of Fast Measurement effective chlorine.
Background technology
Chlorine-containing agent is the earliest for the chemosterilant of drinking water disinfection, is also most widely used drinking water disinfect, there is no so far more suitably substitute.And grasp the available chlorine content in the chlorine-containing disinfectant use procedure, significant for correct enforcement sterilization and assurance Disinfection Effect.
In " GB5749-2006 drinking water sanitary standard method of inspection ", stipulated to adopt iodometry to measure the effective chlorine in chlorhexidine-containing disinfectant.There are some shortcomings in iodometry, as reagent needs often to demarcate, and complex operation, high to the requirement of operating personnel's operative skill, general testing staff is difficult to obtain satisfied result, someone carried out improvement to detecting this purpose method, it is improved and become photometry by titrimetry, " content of effective chlorine in the spectrophotometry calcium hypochlorite tablet " delivered as Shao Jian, its principle is utilized the effective chlorine composition in calcium hypochlorite tablet---and hypochlorite produces hypochlorous acid under acid medium, hypochlorous acid in acid medium quantitatively the oxidation potassium iodide separate out iodine, the iodine of separating out and starch are aobvious specific blue, according to its colourity, can carry out colorimetric estimation, thereby learn the content of effective cyanogen, the sensing range of the method is narrow, and starch reagent is apt to deteriorate, be difficult for preserving, practical value is not high.
The utility model content
Technical problem to be solved in the utility model is: the analyser that a kind of Fast Measurement effective chlorine is provided, not only detecting step is simple, sensing range is wide, finding speed is fast, and accuracy of detection is high, reagent can be preserved length at normal temperatures simultaneously, greatly reduces testing cost.
For solving the problems of the technologies described above, the utility model proposes a kind of analyser of Fast Measurement effective chlorine, comprise housing and be arranged on the circuit main board in housing, described circuit main board is provided with central processing unit and storage module, described housing is provided with the LED cold light source be electrically connected to circuit main board respectively, the light path receiver, display screen, also be provided with optical filter in described housing, colorimetric pool, described LED cold light source is arranged on a side of colorimetric pool, described light path receiver is arranged on the opposite side of colorimetric pool, described optical filter is arranged between colorimetric pool and light path receiver, described LED cold light source, optical filter, the light path receiver is located along the same line.
Further, be provided with the button be connected with circuit main board on described shell.
Further, described display screen is LED display.
Further, described colorimetric pool comprises that one perpendicular to the upwardly extending hollow cylinder of surface of shell, and the top of described cylindrical shell is provided with gland bonnet.
Technique scheme at least has following beneficial effect: the utility model by being provided with LED cold light source, light path receiver, the display screen be electrically connected to circuit main board respectively on housing, also be provided with optical filter, colorimetric pool in housing, the LED cold light source is arranged on a side of colorimetric pool, the light path receiver is arranged on the opposite side of colorimetric pool, optical filter is arranged between colorimetric pool and light path receiver, and LED cold light source, optical filter, light path receiver are located along the same line.During detection, not only step is simple, sensing range is wide, finding speed is fast, and relatively relative standard deviation is little with GB standard titrimetry result, and accuracy of detection is high, and reagent can be preserved more than 1 year at normal temperatures simultaneously, greatly reduces testing cost.
The accompanying drawing explanation
Fig. 1 is the partial structurtes schematic diagram one of the analyser of the utility model Fast Measurement effective chlorine.
Fig. 2 is the partial structurtes schematic diagram two of the analyser of the utility model Fast Measurement effective chlorine.
Fig. 3 is the front elevation of structural representation of the analyser of the utility model Fast Measurement effective chlorine.
Embodiment
It should be noted that, in the situation that do not conflict, embodiment and the feature in embodiment in the application can combine mutually.Below in conjunction with accompanying drawing, the utility model is described further.
As shown in Figure 1 to Figure 3, the analyser of the Fast Measurement effective chlorine of the utility model embodiment comprises housing 1, circuit main board, central processing unit, storage module, LED cold light source 2, light path receiver 3, LED display 4, button 5, optical filter 6, colorimetric pool 7.Wherein, circuit main board is arranged in housing 1, and central processing unit, storage module all are arranged on circuit main board, and LED cold light source 2, light path receiver 3, LED display 4, button 5 are electrically connected to and are arranged in housing 1 with circuit main board respectively.Take Fig. 1 as the direction reference data, LED cold light source 2 is arranged on the left side of colorimetric pool 7, light path receiver 3 is arranged on the right side of colorimetric pool 7, optical filter 6 is arranged between colorimetric pool 7 and light path receiver 3, .LED cold light source 2, optical filter 6, light path receiver 3 are located along the same line, and the light of LED cold light source 2 irradiates by colorimetric pool 7 successively, optical filter 6 is rear is received by light path receiver 3; Button 5 comprises key 51, receives through the Left soft key 52 of the light of colorimetric pool 7, for controlling the luminous Right soft key of LED cold light source 2 53 for controlling light path receiver 3.
The utility model purpose is to provide a kind of detecting step simple, reagent can be preserved more than 1 year at normal temperatures, sensing range wide and with the analyser of the GB standard titrimetry result Fast Measurement effective chlorine that relatively relative standard deviation is little, its principle is: the effective chlorine composition in sanitizer---hypochlorite produces hypochlorous acid under acid medium, hypochlorous acid in acid medium quantitatively the oxidation potassium iodide separate out iodine, the iodine of separating out and starch are aobvious specific blue, colourity according to iodine, can carry out colorimetric estimation, thereby learn the content of effective cyanogen, during Fast Measurement effective chlorine, its detecting step is:
(1), the effective chlorine standard solution of preparation 25.00g/L, claim 25.15gKIO3 in the 100mL beaker, after dissolving with pure water, dilution is settled to 1000mL;
(2), preparation detects reagent, reagent 1:5g NaOH is dissolved in pure water and adds the 100g potassium iodide to dissolve constant volume to 1L again; Reagent 2:200ml glacial acetic acid and 1000ml pure water mix;
(3), first pressing key 51 starts shooting analyser, distilled water is poured in colorimetric pool 7 and pressed Right soft key 53, the light transmission colorimetric pool 7 that the light that LED cold light source 2 sends becomes 470nm after by optical filter 6 is received by light path receiver 3, and converts data to and be stored on the storage module on circuit main board;
(4), draw calibration curve, get the effective chlorine standard solution in 10.0ml step (1) and be settled to 200ml with pure water, get respectively again this solution 0.10, 2.00, 7.00, 10.00ml in different 25ml colorimetric pools 7 and be settled to 25ml with pure water, the detection 4ml reagent 1 that adds preparation in step (2), after 4ml reagent 2, shake up, place and press Left soft key 52 after 1 minute, the light transmission colorimetric pool 7 that the light that LED cold light source 2 sends becomes 470nm after by optical filter 6 is received by light path receiver 3, and convert data to and be stored on the storage module on circuit main board, after all the effective chlorine standard solution after dilution is measured, circuit main board is drawn out calibration curve and is stored on the storage module in circuit main board,
(5), the colorimetric estimation of water sample, after previous step, water sample is poured in colorimetric pool 7, press again Left soft key 52, the light transmission colorimetric pool 7 that the light that LED cold light source 2 sends becomes 470nm after by optical filter 6 is received by light path receiver 3, and convert on the storage module that data are stored in circuit main board, circuit main board utilizes the calibration curve of internal memory to calculate the available chlorine content in water sample, and directly result is presented on the LED display 4 of instrument.
When detecting, not only step is simple, sensing range is wide, finding speed is fast, and relatively relative standard deviation is little with GB standard titrimetry result, and accuracy of detection is high, and reagent can be preserved more than 1 year at normal temperatures simultaneously, greatly reduces testing cost.
The above is embodiment of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also are considered as protection domain of the present utility model.
Claims (4)
1. the analyser of a Fast Measurement effective chlorine, comprise housing and be arranged on the circuit main board in housing, described circuit main board is provided with central processing unit and storage module, it is characterized in that, described housing is provided with the LED cold light source be electrically connected to circuit main board respectively, the light path receiver, display screen, also be provided with optical filter in described housing, colorimetric pool, described LED cold light source is arranged on a side of colorimetric pool, described light path receiver is arranged on the opposite side of colorimetric pool, described optical filter is arranged between colorimetric pool and light path receiver, described LED cold light source, optical filter, the light path receiver is located along the same line.
2. the analyser of Fast Measurement effective chlorine as claimed in claim 1, is characterized in that, is provided with the button be connected with circuit main board on described shell.
3. the analyser of Fast Measurement effective chlorine as claimed in claim 1, is characterized in that, described display screen is LED display.
4. the analyser of Fast Measurement effective chlorine as claimed in claim 1, is characterized in that, described colorimetric pool comprises that one perpendicular to the upwardly extending hollow cylinder of surface of shell, and the top of described cylindrical shell is provided with gland bonnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204007994U CN203324170U (en) | 2013-07-05 | 2013-07-05 | Analysis instrument capable of fast measuring available chlorine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204007994U CN203324170U (en) | 2013-07-05 | 2013-07-05 | Analysis instrument capable of fast measuring available chlorine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203324170U true CN203324170U (en) | 2013-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013204007994U Expired - Lifetime CN203324170U (en) | 2013-07-05 | 2013-07-05 | Analysis instrument capable of fast measuring available chlorine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203324170U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107529811A (en) * | 2015-04-16 | 2018-01-02 | 大和房屋工业株式会社 | Food cleaner |
-
2013
- 2013-07-05 CN CN2013204007994U patent/CN203324170U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107529811A (en) * | 2015-04-16 | 2018-01-02 | 大和房屋工业株式会社 | Food cleaner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131204 |
|
| CX01 | Expiry of patent term | ||
| CU01 | Correction of utility model |
Correction item: Termination upon expiration of patent Correct: Revocation of Patent Expiration and Termination False: On July 21, 2023, the expiration and termination of 39 volumes and 2902 issues of patents Number: 29-02 Volume: 39 |
|
| CU01 | Correction of utility model |