CN202757888U - Water hardness online detector - Google Patents
Water hardness online detector Download PDFInfo
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- CN202757888U CN202757888U CN 201220351578 CN201220351578U CN202757888U CN 202757888 U CN202757888 U CN 202757888U CN 201220351578 CN201220351578 CN 201220351578 CN 201220351578 U CN201220351578 U CN 201220351578U CN 202757888 U CN202757888 U CN 202757888U
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- water hardness
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Abstract
The utility model relates to a water hardness online detector which comprises a water quality hardness detecting device, a water quality condition obtaining device, a display and input device and a digital control circuit. The water quality condition obtaining device is used to obtain the condition of water quality to be detected, and the display and input device and the quality condition obtaining device are connected with the digital control circuit respectively. The water quality hardness detecting device is composed of a detecting box, a feeding pipe, a draining pipe, a detecting reagent bottle and a mixing device, and the mixing device is arranged inside the detecting box. The feeding pipe and the draining pipe are respectively communicated with the detecting box through valves. The detecting reagent bottle is communicated with the detecting box through a peristaltic pump. The number of the feeding pipe is one or multiple. The water quality condition obtaining device is arranged outside the detecting box. The water hardness online detector is high in usage rate of an instrument, capable of conducting real-time online detection, convenient to use, and simple in structure.
Description
Technical field
The utility model belongs to the chemical industry measurement field, relates to a kind of on-line detector, relates in particular to a kind of water hardness on-line detector.
Background technology
Water hardness is to weigh the index of calcium ions and magnesium ions total amount in the water, and the water hardness value depends on calcium, the magnesium plasma that is dissolved in the water body.The deposition of incrustation scale all has obvious impact to people's life and production, if particularly contain higher calcium, magnesium ion in the boiler feed water, then can generate incrustation scale at the heating surface of boiler, and As time goes on gradually thickening, thereby reduce the heat transfer efficiency of boiler, increase fuel consumption; Along with the thickening of incrustation scale, internal diameter of the pipeline diminishes, and the time has been grown current at first is obstructed in some curved mouth of section of tubing, and progressively is amplified to line clogging, causes the tube wall bulge, crackle even blast, thus cause serious economic loss.Therefore to boiler feed water must soften, the processing such as desalination.Softened water equipment is a kind of former water pre-treatment means of releasing for the long dirt of boiler, special element with removing calcium in the former water, magnesium ion etc. and cause the long dirt of boiler.Softened water equipment is that former water is passed through sodium type Zeo-karb, makes the hardness components Ca in the water
2+, Mg
2+With the Na in the resin
+Mutually exchange, thereby the Ca in the planar water
2+, Mg
2+, the calcium ions and magnesium ions in the water is reduced, water hardness descends, and hard water becomes soft water.But along with Ca in the resin
2+, Mg
2+Increase, resin is removed Ca
2+, Mg
2+Usefulness reduce gradually, institute's output water hardness can raise gradually, when institute's output water hardness surpasses setting, just must carry out " regeneration ", namely flow through resin bed with sodium chloride solution, allow resin be combined with the sodion of high concentration and discharge calcium ions and magnesium ions, the calcium ions and magnesium ions of high concentration is with outside the regeneration liquid waste drain tank, and resin has just recovered again softening function of exchange.Therefore, the water hardness is carried out the scene, detected in real time, accurately is to guarantee boiler feed water water quality, and less salt consumes the key of (sodium chloride) and low emission (wash water) again simultaneously.At present, for the detection of the water hardness or belong to manually-operated fully, no matter utilize on the market various common water quality testing meters detections, be to utilize which kind of mode, and defective is more or less arranged: such as, adopt the most original manual type, this mode is that the laboratory is brought back in sampling in the water route after softening, adopts the electrode detection device to test or test with artificial titrimetry, this detection complex operation, be subjected to the impact of human factor large, can not carry out online detection the in scene and analyze; And adopt various water quality testing meters commonly used, and although can realize the online detection of the water hardness, these detectors all are the detection mode of singly advancing singly to go out basically, and work efficiency is lower, and the utilization rate of instrument is low, uses very inconvenient.
The utility model content
In order to solve the above-mentioned technical matters that exists in the background technology, the high real-time online of a kind of equipment utilization rate detects, water hardness on-line detector easy to use and simple in structure but the utility model provides.
Technical solution of the present utility model is: the utility model provides a kind of water hardness on-line detector, and its special character is: described water hardness on-line detector comprises water hardness detection device, is used for obtaining water quality situation deriving means, demonstration and input media and the digital control circuit of water quality situation to be detected; Described demonstration and input media and water quality situation deriving means link to each other with digital control circuit respectively; Described water hardness detection device comprises the stirring apparatus that detects box, water inlet pipe, drainpipe, detection reagent bottle and be arranged on detection box inside; Described water inlet pipe and drainpipe connect by valve and detection box respectively; Described detection reagent bottle connects by peristaltic pump and detection box; Described water inlet pipe can be one or more; Described water quality situation deriving means is arranged on and detects the box outside.
Above-mentioned stirring apparatus includes but not limited to magnetic stirring apparatus or blade agitator.
When above-mentioned stirring apparatus was blade agitator, described water hardness detection device also comprised motor and the blade that links to each other with motor; Described blade stretches into and detects the box liquid internal; Described motor and digital control circuit are electrical connected.
Above-mentioned water hardness detection device also comprises the liquid level gauge that is arranged on detection box inside and is used for monitoring detection box internal liquid height.
Above-mentioned detection reagent bottle comprises that pH regulates bottle, indicator bottle and titration reagent bottle; Described pH regulates bottle, indicator bottle and titration reagent bottle and connects with detecting box by peristaltic pump respectively, and is higher than the testing cassete minimum liquid level.
Above-mentioned water quality situation deriving means comprises light source and sensitive chip, and described light source and sensitive chip are arranged in opposite directions and detect the box outside.
Above-mentioned demonstration and input media comprise display unit and input block; Described display unit and input block are electrical connected with digital control circuit respectively.
Above-mentioned display unit includes but not limited to LCDs and touch display screen.
Above-mentioned input block is action button, and described action button is numeral and/or literal keyboard.
The utility model has the advantages that:
The utility model provides a kind of water hardness on-line detector, comprise casing, liquid crystal display and the action button of demonstration, parameters are housed on the casing protecgulum (door), the casing internal upper part is provided with electrical equipment control device, the casing middle part arranges three reagent bottles, detects box, three quantitative peristaltic pumps, and detecting in the box has paddle; Bottom half arranges vent valves, at least two sampling water valves, can detect the water hardness of two (in turn) and above water-softening plant and provide turn of tidal stream journey signal for it with a detector.Simultaneously, light source and sensitive chip are installed in over against formula and detect the box both sides, make light source pass through water sample direct projection sensitive chip, and testing result accurately and reliably.The utility model adopts the water inlet sample, advances indicator, damping fluid, stirs, splashes into EDTA, analysis, stirs, splashes into EDTA, analysis (circulation), judges the cyclings such as terminal point arriving and draining end, simulates GB manual test scheme fully.The utility model can sample, inject reagent and stirring, optically detecting and optics RGB three chromatic number word fractional analysis to detecting box by on-line automatic softening water by Water hardness monitoring instrument, numeral shows the softened water hardness value of adopting, when the water hardness surpasses capping, detector sends alert signal, and the control water softener enters the regeneration flow process.
Description of drawings
Fig. 1 is the external structure schematic diagram of water hardness on-line detector provided by the utility model;
Fig. 2 is the inner structure schematic diagram of water hardness on-line detector provided by the utility model;
Wherein:
1-shows and input window; The 2-control circuit; The 3-dividing plate; The 4-motor; The 5-blade; The 6-light source; The 7-sensitive chip; 8-pH regulates bottle; 9-pH regulates peristaltic pump; The 10-draining valve; 11-the first water intaking valve; 12-the second water intaking valve; 13-indicator bottle; 14-titration reagent bottle; 15-indicator peristaltic pump; 16-titration peristaltic pump; 17-detects box.
Embodiment
Referring to Fig. 1 and Fig. 2, the utility model provides a kind of water hardness on-line detector, and this detector comprises water hardness detection device, is used for obtaining water quality situation deriving means, demonstration and input media and the control circuit 2 of water quality situation to be detected; Demonstration and input media and water quality situation deriving means link to each other with control circuit 2 respectively; Water hardness detection device comprises the stirring apparatus that detects box 17, water inlet pipe, drainpipe, detection reagent bottle and be arranged on detection box 17 inside; Water inlet pipe is two groups at least, and these two groups of water inlet pipes connect with detecting box 17 by the first water intaking valve 11 and the second water intaking valve 12 respectively, and are arranged on the bottom of detecting box 17; Drainpipe is one group, by draining valve 10 be arranged on detect box 17 bottoms and with detect box 17 and connect.Detecting reagent bottle connects by peristaltic pump and detection box; Water quality situation deriving means is arranged on the outside of detecting box 17.Water intaking valve and draining valve can adopt various valves commonly used, and for example solenoid valve or retaining valve all are feasible.
Stirring apparatus can adopt at present various stirring measures commonly used, for example magnetic stirring apparatus or blade agitator, if when stirring apparatus is blade agitator, water hardness detection device also comprises motor 4 and the blade 5 that links to each other with motor 4; Blade 5 stretches into and detects box 17 liquid internals; Motor 4 is electrical connected with digital control circuit 2.
Water hardness detection device also comprises the liquid level gauges that are arranged on detection box 17 inside and are used for monitoring detection box 17 internal liquid height.The matching design of miniature vertical dress liquid level gauge and overflow vent, be to control the amount that enters water sample.
Detect reagent bottle and comprise that pH regulates bottle 8, indicator bottle 13 and titration reagent bottle 14; PH adjusting bottle 8 is arranged on detection box 17 bottoms by pH adjusting peristaltic pump 9 and connects with it; Indicator bottle 13 is arranged on detection box 17 bottoms by indicator peristaltic pump 15 and connects with it; Titration reagent bottle 14 is arranged on detection box 17 bottoms by titration peristaltic pump 16 and connects with it.
Water quality situation deriving means comprises light source 6 and sensitive chip 7, and 7 in light source 6 and sensitization core are arranged in opposite directions and detect box 17 outsides.
Demonstration and input media comprise display unit and input block; Display unit and input block are electrical connected with control circuit 2 respectively; Display unit includes but not limited to LCDs and touch display screen; Input block is action button, and action button is numeral and/or literal keyboard.
The utility model is when concrete the use, with water hardness detection device, the water quality situation deriving means and the control circuit 2 that are used for obtaining water quality situation to be detected all be arranged in the casing, box outer surface is provided with and shows and input window 1, and demonstration and input media are arranged on demonstration and the input window 1; Box house is provided with dividing plate 3, and control circuit 2 is arranged on dividing plate 3 tops, and water hardness detection device and water quality situation deriving means are arranged on the dividing plate below, have realized lock out operation, and both sides are independent of each other, and are very easy to use.
Specific operation process of the present utility model is: enter water sample to be measured by water inlet pipe in detecting box, by peristaltic pump indicator and damping fluid are injected the detection box, the employing stirring apparatus stirs, slowly splash into and detect reagent (for example EDTA), analyze, continue to stir, again splash into and detect reagent E DTA, analyze, and cycling, change to judge that according to the liquid color that detects in the box terminal point arrives, when the liquid in the light source irradiation detection box, sensitive chip sends control circuit to after detecting the liquid sensitization in the box, via drawing test result after the digital circuit analysis, finally be presented on the display unit of the demonstration of casing outside and input window.
The utility model adopts three kinds of reagent, three peristaltic pumps, utilize optics RGB three look digitizings to carry out digitized analysis, the water hardness that detector of a kind of usefulness can detect two (in turn) and above water-softening plant is provided and provides the water hardness on-line detector of turn of tidal stream journey signal for it, simulate GB manual test scheme fully, can sample by on-line automatic softening water by Water hardness monitoring instrument, inject reagent and stirring to detecting box, detect the three chromatic number word fractional analysis with optics RGB, numeral shows the softened water hardness value of adopting, when the water hardness surpasses capping, detector sends alert signal, the control water softener enters the regeneration flow process, is the detecting instrument of the unique use Chinese national standard of present finding EDTA titrimetry.
Claims (9)
1. water hardness on-line detector is characterized in that: described water hardness on-line detector comprises water hardness detection device, is used for obtaining water quality situation deriving means, demonstration and input media and the control circuit of water quality situation to be detected; Described demonstration and input media and water quality situation deriving means link to each other with control circuit respectively; Described water hardness detection device comprises the stirring apparatus that detects box, water inlet pipe, drainpipe, detection reagent bottle and be arranged on detection box inside; Described water inlet pipe and drainpipe connect by valve and detection box respectively; Described detection reagent bottle connects by peristaltic pump and detection box; Described water inlet pipe is two groups at least; Described water quality situation deriving means is arranged on and detects the box outside.
2. water hardness on-line detector according to claim 1, it is characterized in that: described stirring apparatus includes but not limited to magnetic stirring apparatus or blade agitator.
3. water hardness on-line detector according to claim 2, it is characterized in that: when described stirring apparatus was blade agitator, described water hardness detection device also comprised motor and the blade that links to each other with motor; Described blade stretches into and detects the box liquid internal; Described motor and control circuit are electrical connected.
4. water hardness on-line detector according to claim 3 is characterized in that: described water hardness detection device also comprises and is arranged on that to detect box inner and be used for the liquid level gauge that monitoring detects box internal liquid height.
5. water hardness on-line detector according to claim 4 is characterized in that: described detection reagent bottle comprises that pH regulates bottle, indicator bottle and titration reagent bottle; Described pH regulates bottle, indicator bottle and titration reagent bottle and connects by peristaltic pump and detection box respectively.
6. according to claim 1 and 2 or 3 or 4 or 5 described water hardness on-line detectors, it is characterized in that: described water quality situation deriving means comprises light source and sensitive chip, and described light source and sensitive chip are arranged in opposite directions that to detect box outside.
7. water hardness on-line detector according to claim 6, it is characterized in that: described demonstration and input media comprise display unit and input block; Described display unit and input block are electrical connected with control circuit respectively.
8. water hardness on-line detector according to claim 7, it is characterized in that: described display unit includes but not limited to LCDs and touch display screen.
9. water hardness on-line detector according to claim 7, it is characterized in that: described input block is action button, described action button is numeral and/or literal keyboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220351578 CN202757888U (en) | 2012-07-19 | 2012-07-19 | Water hardness online detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220351578 CN202757888U (en) | 2012-07-19 | 2012-07-19 | Water hardness online detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202757888U true CN202757888U (en) | 2013-02-27 |
Family
ID=47737060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220351578 Expired - Fee Related CN202757888U (en) | 2012-07-19 | 2012-07-19 | Water hardness online detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202757888U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764891A (en) * | 2015-03-30 | 2015-07-08 | 江苏一脉科技有限公司 | Online analyzer for excess of caustic soda |
| CN104787922A (en) * | 2015-02-09 | 2015-07-22 | 杭州市特种设备检测研究院 | Steam boiler water quality hardness on-line measurement and control device |
| CN109283302A (en) * | 2018-08-16 | 2019-01-29 | 南京福碧源环境技术有限公司 | A kind of water hardness detection system |
| CN112326645A (en) * | 2020-10-30 | 2021-02-05 | 上海明略人工智能(集团)有限公司 | Cleaning equipment |
| CN112782159A (en) * | 2021-02-05 | 2021-05-11 | 明物科技(北京)有限公司 | Water hardness detector and detection method thereof |
-
2012
- 2012-07-19 CN CN 201220351578 patent/CN202757888U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104787922A (en) * | 2015-02-09 | 2015-07-22 | 杭州市特种设备检测研究院 | Steam boiler water quality hardness on-line measurement and control device |
| CN104787922B (en) * | 2015-02-09 | 2016-09-14 | 杭州市特种设备检测研究院 | Steam boiler water quality hardness online monitoring method device |
| CN104764891A (en) * | 2015-03-30 | 2015-07-08 | 江苏一脉科技有限公司 | Online analyzer for excess of caustic soda |
| CN109283302A (en) * | 2018-08-16 | 2019-01-29 | 南京福碧源环境技术有限公司 | A kind of water hardness detection system |
| WO2020034236A1 (en) * | 2018-08-16 | 2020-02-20 | 南京福碧源环境技术有限公司 | Water hardness detection system |
| CN109283302B (en) * | 2018-08-16 | 2023-09-05 | 南京福碧源环境技术有限公司 | Water hardness detection system |
| CN112326645A (en) * | 2020-10-30 | 2021-02-05 | 上海明略人工智能(集团)有限公司 | Cleaning equipment |
| CN112782159A (en) * | 2021-02-05 | 2021-05-11 | 明物科技(北京)有限公司 | Water hardness detector and detection method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130227 Termination date: 20210719 |