CN203941128U - The device of contents of residual chlorine in a kind of on-line measurement tap water - Google Patents
The device of contents of residual chlorine in a kind of on-line measurement tap water Download PDFInfo
- Publication number
- CN203941128U CN203941128U CN201420282947.1U CN201420282947U CN203941128U CN 203941128 U CN203941128 U CN 203941128U CN 201420282947 U CN201420282947 U CN 201420282947U CN 203941128 U CN203941128 U CN 203941128U
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- China
- Prior art keywords
- electrode
- inner chamber
- slotted eye
- duct
- contents
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000005259 measurement Methods 0.000 title claims abstract description 34
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 239000000460 chlorine Substances 0.000 title claims abstract description 24
- 229910052801 chlorine Inorganic materials 0.000 title claims abstract description 24
- 239000008399 tap water Substances 0.000 title claims abstract description 21
- 235000020679 tap water Nutrition 0.000 title claims abstract description 21
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 52
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229910052697 platinum Inorganic materials 0.000 claims abstract description 26
- 210000005056 cell body Anatomy 0.000 claims abstract description 11
- 230000000630 rising effect Effects 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 7
- 238000013461 design Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000012528 membrane Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 125000001309 chloro group Chemical group Cl* 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 239000003153 chemical reaction reagent Substances 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910021607 Silver chloride Inorganic materials 0.000 description 2
- 238000004737 colorimetric analysis Methods 0.000 description 2
- 229910001882 dioxygen Inorganic materials 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000004313 potentiometry Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004457 water analysis Methods 0.000 description 1
Landscapes
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The utility model discloses the device of contents of residual chlorine in a kind of on-line measurement tap water, comprises transmitter, temperature electrode, the second electrode and constant current groove, and described transmitter is electrically connected described temperature electrode and described the second electrode; Described constant current groove comprises cell body, water inlet regulator, water inlet pipe and rising pipe, and described cell body is provided with the first slotted eye, the second slotted eye and the 3rd slotted eye, and described temperature electrode engaging is in described the second slotted eye, and described the second electrode card fixes in described the 3rd slotted eye; Described the second electrode comprises the first platinum electrode, the second platinum electrode, contrast electrode and electrode stem, and described the first platinum electrode, described the second platinum electrode and described contrast electrode are all integrated on described electrode stem.The utility model simplicity of design, easy to maintenance, operating cost is low, has self-cleaning function, non-secondary pollution, on-line measurement for a long time and measurement effect are accurate.
Description
Technical field
The utility model relates to water analysis equipment, particularly the device of contents of residual chlorine in a kind of on-line measurement tap water.
Background technology
At present online chlorine residue measurement mainly contains three kinds of methods, and the one, colourimetry, is used DPD (N, N-diethyl-Isosorbide-5-Nitrae-phenylenediamine) colorimetric determination, add buffer solution and DPD reagent, sample is adjusted to certain pH value scope, and DPD is along with the quantitative change of chlorine residue or total chlorine becomes purplish red purple; The 2nd, membrane electrode method; The 3rd, non-membrane electrode method.Colourimetry need to add reagent, and measurement itself has pollution to water body, and need to regularly change reagent, and cannot accomplish Real-Time Monitoring, can only within one day, monitor several or tens numerical value.Membrane electrode method need to regularly replace electrolytic solution and membrane cover.Non-membrane electrode method all can be furnished with complicated cleaning device (such as machinery is scraped head, self-cleaning ball) and be ensured that the normal use of electrode, the easy inefficacy of these devices cause measurement data inaccurate.And membrane electrode method in the market and non-membrane electrode method all require high to current constant voltage, make constant-current device complicated difficult to clean, measurement effect is easily subject to the impact that water temperature changes.
Utility model content
The utility model proposes the device of contents of residual chlorine in on-line measurement tap water, there is self-cleaning function, on-line monitoring and guarantee measurement effect are accurate for a long time, having solved existing chlorine residue measurement mechanism safeguards inconvenient, there is secondary pollution, the problems such as compressive strength is not high enough, and measurement effect is accurate not.
The technical solution of the utility model is achieved in that
A device for contents of residual chlorine in on-line measurement tap water, comprises transmitter, temperature electrode, the second electrode and constant current groove, and described transmitter is electrically connected described temperature electrode and described the second electrode; Described constant current groove comprises cell body, water inlet regulator, water inlet pipe and rising pipe, and described cell body is provided with the first slotted eye, the second slotted eye and the 3rd slotted eye, and described temperature electrode engaging is in described the second slotted eye, and described the second electrode card fixes in described the 3rd slotted eye; Described the second electrode comprises the first platinum electrode, the second platinum electrode, contrast electrode and electrode stem, and described the first platinum electrode, described the second platinum electrode and described contrast electrode are all integrated on described electrode stem;
Described cell body is also provided with the first inner chamber, the second inner chamber, the 3rd inner chamber, the 4th inner chamber, the first duct, the second duct and the 3rd duct; Described the first slotted eye, described the second slotted eye and described the 3rd slotted eye all communicate with the top of described the first inner chamber, and described the second inner chamber, described the 3rd inner chamber and described the 4th inner chamber all communicate with the bottom of described the first inner chamber; Described the first slotted eye and described the second slotted eye all with vertical the communicating of described the second inner chamber, described the 3rd slotted eye is with the described the 3rd inner chamber is vertical communicates; The bottom of described the second inner chamber communicates with described water inlet pipe by the first duct, described water inlet regulator is positioned on described the first duct, the bottom of described the 3rd inner chamber communicates with the bottom of described the 4th inner chamber by the second duct, and the upper end of described water inlet pipe reaches the middle part of described the 4th inner chamber through described the 3rd duct.
Further, the level height of described the second inner cavity top is identical with the level height of described the 3rd inner cavity top, and the level height of described the second inner cavity top is lower than the level height of described the 4th inner cavity top.
Further, the level height of described temperature electrode bottom and the level height of described the second electrode bottom are all lower than the level height on described rising pipe top.
Further, the material of described electrode stem is glass.
To description of the present utility model, compared to the prior art, the utlity model has following advantage from above-mentioned:
(1) in the utility model on-line measurement tap water, the device of contents of residual chlorine has adopted non-membrane electrode method, electrode is glass material, with platinum electrode as potential electrode, Ag/AgCl electrode is as contrast electrode, measure the chlorine residue in water by potentiometric method, measurement itself does not need reagent,, without changing membrane cover, does not have secondary pollution yet.
(2) in the utility model on-line measurement tap water, the device of contents of residual chlorine is provided with the second electrode, and the second electrode has self-cleaning function, and on-line monitoring and guarantee measurement effect are accurate for a long time.
(3) in the utility model on-line measurement tap water, the device of contents of residual chlorine has adopted temperature electrode, eliminates TWS and changes the impact on current information, ensures that measurement effect is more accurate.
(4) in the utility model on-line measurement tap water, the material of the second electrode in the device of contents of residual chlorine is glass material, and the anti-pressure ability of the second electrode reaches 16bar.More applicable to the tap water pipe network residual chlorine monitoring in water-saving city especially.
(5) the device simplicity of design of contents of residual chlorine in the utility model on-line measurement tap water, easy to maintenance and operating cost is low.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the cross-sectional view of the device of contents of residual chlorine in the utility model on-line measurement tap water.
Fig. 2 is the cross-sectional view of constant current groove in the device of contents of residual chlorine in the utility model on-line measurement tap water.
Fig. 3 is the structural representation of the second electrode in the device of contents of residual chlorine in the utility model on-line measurement tap water.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
With reference to Fig. 1, Fig. 2 and Fig. 3, the device of contents of residual chlorine in a kind of on-line measurement tap water, comprise transmitter (not shown), temperature electrode 1, the second electrode 2 and constant current groove 3, described transmitter (not shown) is electrically connected described temperature electrode 1 and described the second electrode 2; Described constant current groove 3 comprises cell body 31, water inlet regulator 32, water inlet pipe 33 and rising pipe 34, and described water inlet pipe 33 and rising pipe 34 can be directly installed on running water pipe; Described cell body 31 is provided with the first slotted eye 310, the second slotted eyes 311 and the 3rd slotted eye 312, and described temperature electrode 1 engaging is in described the second slotted eye 312, and described the second electrode 2 engagings are in described the 3rd slotted eye 312; Described the second electrode 2 comprises the first platinum electrode 21, the second platinum electrode 22, contrast electrode 23 and electrode stem 24, and described the first platinum electrode 21, described the second platinum electrode 22 and described contrast electrode 23 are all integrated on described electrode stem 24; Described the first platinum electrode 21 is potential electrode, and described the second platinum electrode 22 is to electrode, and described contrast electrode 23 is Ag/AgCl electrode.
With reference to Fig. 2, described cell body is also provided with the first inner chamber 313, the second inner chamber 314, the 3rd inner chamber 315, the 4th inner chamber 316, the first duct 317, the second duct 318 and the 3rd duct 319; Described the first slotted eye 310, described the second slotted eye 311 and described the 3rd slotted eye 312 all communicate with the top of described the first inner chamber 313, and described the second inner chamber 314, described the 3rd inner chamber 315 and described the 4th inner chamber 316 all communicate with the bottom of described the first inner chamber 313; Described the first slotted eye 310 and described the second slotted eye 311 be all with described second inner chamber 314 is vertical communicates, and described the 3rd slotted eye 312 is with the described the 3rd inner chamber 315 is vertical communicates; The bottom of described the second inner chamber 314 communicates with described water inlet pipe 33 by the first duct 317, described water inlet regulator 32 is positioned on described the first duct 317, the bottom of described the 3rd inner chamber 315 communicates with the bottom of described the 4th inner chamber 316 by the second duct 318, and the upper end of described water inlet pipe 34 reaches the middle part of described the 4th inner chamber 316 through described the 3rd duct 319.
With reference to Fig. 2, the level height at described the second inner chamber 314 tops is identical with the level height at described the 3rd inner chamber 315 tops, and the level height at described the second inner chamber 314 tops is lower than the level height at described the 4th inner chamber 316 tops; Water (flow) direction, successively from water inlet pipe 33, the first duct 317, the second inner chamber 314, the 3rd inner chamber 315, the second ducts 318 and the 4th inner chamber 316, is finally discharged from drainpipe 34 under normal circumstances; In the time that water intake velocity is too fast, water can directly enter from the top of the top to the of the 3rd inner chamber 315 four inner chambers 316 inside of the 4th inner chamber 316, discharge from drainpipe 34 again, guarantee that current can, because of too fast and spray from the first slotted eye 310, the second slotted eye 311 or the 3rd slotted eye 312, not guarantee that constant current groove 3, temperature electrode 1 or the second electrode 2 can be not damaged.
See figures.1.and.2, the level height of described temperature electrode 1 bottom and the level height of described the second electrode 2 bottoms are all lower than the level height on described rising pipe 34 tops, ensure that the bottom measuring junction of temperature electrode 1 and the bottom measuring junction of the second electrode 2 are all immersed in water, can be because of occurring that unexpected cutting off the water not cause temperature electrode 1 or the second electrode 2 to be exposed in air and damage.
The material of described electrode stem is glass material, and the second electrode that glass material is made has anti-pressure ability, and maximum resistance to compression is 16bar.
The principle of work of the present embodiment is as follows:
After in on-line measurement tap water, the device of contents of residual chlorine is opened, the second electrode 2 is measured the chlorinity in the water of the 3rd inner chamber 315, and the first platinum electrode 21 is potential electrode, and the second platinum electrode 22 is to electrode.Between the first platinum electrode 21 and the second platinum electrode 22, suitable pressurization voltage reduces the chlorine residue in water on the first platinum electrode 21, and the electric current that these chemical reactions produce is directly proportional to the contents of residual chlorine in surveyed water.The electric current that transmitter is measured is average current.By contrast electrode, the potential between potential electrode is dynamically controlled incessantly, the intrinsic resistance of detected water sample and the impact of oxidation-reduction potential are eliminated, make between residual chlorine concentration, to form good linear relationship in electrode measurement current signal and detected water sample, there is performance at highly stable zero point.Temperature electrode 1 can be eliminated TWS and change the impact on current information, ensures that measurement effect is more accurate.
This installs unique self-cleaning function, and cleaning automatically completes within a few minutes, and its galvanochemistry automatic washing principle is: the first platinum electrode 21 and the second platinum electrode 22 carry out electrolysis to being attached to its surperficial hydrone, generation moment active oxygen gas and hydrogen.Wherein moment active oxygen gas can oxidizing electrode surface adhere to organism; Active hydrogen can stop dirt, rust staining, the calcareous generation at this position and smash organic attachment simultaneously moment; Meanwhile, the gas that electrolysis generates, because proportion is much smaller than the reason of water, can be peeled off and be wrapped in electrode surface attachment as hightailing in electrode surface process as purging.
Embodiment 2
The present embodiment is substantially the same manner as Example 1, and difference is: engaging has pH electrode in described the first slotted eye, assurance device in measuring chlorine residue, can also measure water body in pH value situation of change.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (4)
1. a device for contents of residual chlorine in on-line measurement tap water, is characterized in that: comprise transmitter, temperature electrode, the second electrode and constant current groove, described transmitter is electrically connected described temperature electrode and described the second electrode; Described constant current groove comprises cell body, water inlet regulator, water inlet pipe and rising pipe, and described cell body is provided with the first slotted eye, the second slotted eye and the 3rd slotted eye, and described temperature electrode engaging is in described the second slotted eye, and described the second electrode card fixes in described the 3rd slotted eye; Described the second electrode comprises the first platinum electrode, the second platinum electrode, contrast electrode and electrode stem, and described the first platinum electrode, described the second platinum electrode and described contrast electrode are all integrated on described electrode stem;
Described cell body is also provided with the first inner chamber, the second inner chamber, the 3rd inner chamber, the 4th inner chamber, the first duct, the second duct and the 3rd duct; Described the first slotted eye, described the second slotted eye and described the 3rd slotted eye all communicate with the top of described the first inner chamber, and described the second inner chamber, described the 3rd inner chamber and described the 4th inner chamber all communicate with the bottom of described the first inner chamber; Described the first slotted eye and described the second slotted eye all with vertical the communicating of described the second inner chamber, described the 3rd slotted eye is with the described the 3rd inner chamber is vertical communicates; The bottom of described the second inner chamber communicates with described water inlet pipe by the first duct, described water inlet regulator is positioned on described the first duct, the bottom of described the 3rd inner chamber communicates with the bottom of described the 4th inner chamber by the second duct, and the upper end of described water inlet pipe reaches the middle part of described the 4th inner chamber through described the 3rd duct.
2. according to the device according to contents of residual chlorine in on-line measurement tap water claimed in claim 1, it is characterized in that: the level height of described the second inner cavity top is identical with the level height of described the 3rd inner cavity top, the level height of described the second inner cavity top is lower than the level height of described the 4th inner cavity top.
3. the device of contents of residual chlorine in on-line measurement tap water according to claim 1, is characterized in that: the level height of described temperature electrode bottom and the level height of described the second electrode bottom are all lower than the level height on described rising pipe top.
4. the device of contents of residual chlorine in on-line measurement tap water according to claim 1, is characterized in that: the material of described electrode stem is glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282947.1U CN203941128U (en) | 2014-05-29 | 2014-05-29 | The device of contents of residual chlorine in a kind of on-line measurement tap water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282947.1U CN203941128U (en) | 2014-05-29 | 2014-05-29 | The device of contents of residual chlorine in a kind of on-line measurement tap water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203941128U true CN203941128U (en) | 2014-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420282947.1U Expired - Lifetime CN203941128U (en) | 2014-05-29 | 2014-05-29 | The device of contents of residual chlorine in a kind of on-line measurement tap water |
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| CN (1) | CN203941128U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527331A (en) * | 2015-12-31 | 2016-04-27 | 烟台东润仪表有限公司 | On-line residual chlorine sensor with self-cleaning device |
| CN106324039A (en) * | 2016-08-04 | 2017-01-11 | 重庆和航物联网技术研究院有限公司 | Residual chlorine online remote monitoring system and method |
| CN109477811A (en) * | 2016-06-16 | 2019-03-15 | 哈希公司 | Chlorine, oxidation-reduction potential (ORP) and PH measure probe |
| CN111879832A (en) * | 2020-06-12 | 2020-11-03 | 宁波水表(集团)股份有限公司 | Sensor for detecting residual chlorine in tap water and preparation method thereof |
| CN112014451A (en) * | 2020-08-26 | 2020-12-01 | 张家港万众一芯生物科技有限公司 | Electrochemical-based self-cleaning method for online water quality sensor |
-
2014
- 2014-05-29 CN CN201420282947.1U patent/CN203941128U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527331A (en) * | 2015-12-31 | 2016-04-27 | 烟台东润仪表有限公司 | On-line residual chlorine sensor with self-cleaning device |
| CN109477811A (en) * | 2016-06-16 | 2019-03-15 | 哈希公司 | Chlorine, oxidation-reduction potential (ORP) and PH measure probe |
| CN106324039A (en) * | 2016-08-04 | 2017-01-11 | 重庆和航物联网技术研究院有限公司 | Residual chlorine online remote monitoring system and method |
| CN111879832A (en) * | 2020-06-12 | 2020-11-03 | 宁波水表(集团)股份有限公司 | Sensor for detecting residual chlorine in tap water and preparation method thereof |
| CN112014451A (en) * | 2020-08-26 | 2020-12-01 | 张家港万众一芯生物科技有限公司 | Electrochemical-based self-cleaning method for online water quality sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Xiamen Feihua Environmental Protection Equipment Co.,Ltd. Assignor: Shi Shiying Contract record no.: 2015440000199 Denomination of utility model: Device for measuring content of residual chlorine in running water Granted publication date: 20141112 License type: Exclusive License Record date: 20150604 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181210 Address after: 362200 West Piece 69, Ludong Village, Longhu Town, Jinjiang City, Quanzhou City, Fujian Province Patentee after: Wu Jinzhen Address before: 362200 West Piece 69, Ludong Village, Longhu Town, Jinjiang City, Quanzhou City, Fujian Province Patentee before: Shi Shiying |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141112 |
|
| CX01 | Expiry of patent term |