CN103630661B - Turbidity device falls in online water sample monitoring instrument and water sample - Google Patents
Turbidity device falls in online water sample monitoring instrument and water sample Download PDFInfo
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- CN103630661B CN103630661B CN201310654684.2A CN201310654684A CN103630661B CN 103630661 B CN103630661 B CN 103630661B CN 201310654684 A CN201310654684 A CN 201310654684A CN 103630661 B CN103630661 B CN 103630661B
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Abstract
The invention discloses a kind of water sample and fall turbidity device, comprising: digestion pool, digestion pool being provided with the turbidimeter for monitoring water sample turbidity; The acid adding pump of acid solution can be injected in digestion pool, between acid adding pump and digestion pool, be provided with the first transfer valve; With the hydro-extractor of digestion pool pipeline communication, between digestion pool and hydro-extractor, be provided with the first valve; All be communicated with online water sample monitoring instrument with online water sample monitoring instrument with digestion pool with hydro-extractor, the inlet end of online water sample monitoring instrument is provided with the second valve.As can be seen from technique scheme, turbidity device falls in water sample provided by the invention, by adding acid solution in digestion pool, metallics in water sample and acid solution are reacted generation metallic ion, dissolve in water sample, decrease the amount of the metallic element of loss, improve the accuracy of water sample monitoring.Present invention also offers and a kind of there is the online water sample monitoring instrument that turbidity device falls in above-mentioned water sample.
Description
Technical field
The present invention relates to water quality monitoring technical field, particularly turbidity device falls in the online water sample monitoring instrument of one and water sample.
Background technology
Water quality monitoring monitors and measures the kind of pollutant, the concentration of each pollutant and variation tendency in water body, the process of evaluating water quality situation.
Water quality monitor of the prior art is when monitoring the water sample of high concentrtion, water sample need be carried out precipitating and filtering, then precipitation and the water sample after filtering are monitored, sedimentation needs the longer time, and in the process of sedimentation, the chemical element in particle can lose along with sedimentation, when filtering, also having partial chemical element is adsorbed on filter core, causes the content cannot monitoring chemical element in water sample accurately, affects the monitoring result of water sample.
Therefore, how to improve the accuracy of water sample monitoring, become the technical matters that those skilled in the art are urgently to be resolved hurrily.
Summary of the invention
In view of this, the invention provides a kind of water sample and fall turbidity device, to improve the accuracy of water sample monitoring.Present invention also offers and a kind of there is the online water sample monitoring instrument that turbidity device falls in above-mentioned water sample.
For achieving the above object, the invention provides following technical scheme:
Turbidity device falls in a kind of water sample, comprising:
For the digestion pool of splendid attire water sample, described digestion pool is provided with the turbidimeter for monitoring water sample turbidity;
The acid adding pump of acid solution can be injected in described digestion pool, between described acid adding pump and described digestion pool, be provided with the first transfer valve;
Hydro-extractor with described digestion pool pipeline communication, is provided with the first valve between described digestion pool and described hydro-extractor;
All be communicated with online water sample monitoring instrument with online water sample monitoring instrument with described digestion pool with described hydro-extractor, the inlet end of described online water sample monitoring instrument is provided with the second valve.
Preferably, fall in turbidity device at above-mentioned water sample, the water source of described digestion pool and water sample, by pipeline connection, described pipeline is provided with the second transfer valve and can to the first peristaltic pump of described digestion pool pump water.
Preferably, falling in turbidity device at above-mentioned water sample, also comprising the well heater for heating described digestion pool; Be arranged on described digestion pool upper end for preventing the cool condenser of water sample drain evaporation.
Preferably, fall in turbidity device at above-mentioned water sample, described condenser comprises the condensation pond for holding cold water; Winding is at the water pipe of described digestion pool outer wall, and described water pipe one end is communicated with described condensation pond; The other end of described water pipe is communicated with one end of the ebullator for making water circulation flow, and the other end of described ebullator is communicated with described condensation pond.
Preferably, falling in turbidity device at above-mentioned water sample, also comprise the overflow cup be communicated with described digestion pool, in described overflow cup, being provided with the floating switch for controlling described first peristaltic pump start and stop.
Preferably, fall in turbidity device, also comprise flusher at above-mentioned water sample, described flusher comprises: the tap water water pipe be communicated with described digestion pool by described second transfer valve; The membrane pump of water under high pressure can be pumped into described hydro-extractor; The second peristaltic pump for pumping water is communicated with described hydro-extractor.
A kind of online water sample monitoring instrument, comprises the water sample be communicated with the sample tap of described online water sample monitoring instrument and falls turbidity device, and described water sample falls turbidity device for the water sample described in above-mentioned any one and falls turbidity device.
As can be seen from technique scheme, turbidity device falls in water sample provided by the invention, the water sample at the water source of monitoring is needed with digestion pool splendid attire, by the turbidity of turbidimeter monitoring water sample, if the turbidity of water sample is higher, then open the first transfer valve, in digestion pool, acid solution is injected by acid adding pump, the acid solution of the metallics in water sample and injection is reacted, metallic ion incorporates in water, effectively prevent the metallics precipitation in water sample, after reaction a period of time, again by the turbidity of turbidimeter monitoring water quality, if turbidity reaches the requirement of monitor, open the second valve, water sample in digestion pool enters online water sample monitoring instrument, if the water sample turbidity monitored still does not reach requirement, open the first valve, water sample in digestion pool by Pipeline transport to hydro-extractor, hydro-extractor carries out centrifugal treating to water sample, after centrifugal treating completes, open the second valve and the water sample in hydro-extractor is drawn into online water sample monitoring instrument and detects.The device that this programme provides, by adding acid solution in digestion pool, the metallics in water sample and acid solution being reacted generation metallic ion, dissolves in water sample, decrease the amount of the metallic element of loss relative to prior art, improve the accuracy of water sample monitoring to a certain extent.
Present invention also offers and a kind of there is the online water sample monitoring instrument that turbidity device falls in above-mentioned water sample, because turbidity device falls in water sample, there is above-mentioned technique effect, there is the online water sample monitoring instrument that turbidity device falls in this water sample also there is same technique effect, do not repeat them here.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 falls the structural representation of turbidity device for water sample that the embodiment of the present invention provides.
1, digestion pool 2, turbidimeter 3, acid adding pump 4, first transfer valve 5, hydro-extractor 6, second transfer valve 7, first peristaltic pump 8, membrane pump 9, second peristaltic pump 10, ebullator 11, condensation pond 12, floating switch 13, overflow cup.
Embodiment
The invention discloses a kind of water sample and fall turbidity device, to improve the accuracy of water sample monitoring.The invention also discloses and a kind of there is the online water sample monitoring instrument that turbidity device falls in above-mentioned water sample.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, Fig. 1 falls the structural representation of turbidity device for water sample that the embodiment of the present invention provides.
Turbidity device falls in a kind of water sample, comprising:
For the digestion pool 1 of splendid attire water sample, digestion pool 1 is provided with the turbidimeter 2 for monitoring water sample turbidity;
The acid adding pump 3 of acid solution can be injected in digestion pool 1, between acid adding pump 3 and digestion pool 1, be provided with the first transfer valve 4;
Hydro-extractor 5 with digestion pool 1 pipeline communication, is provided with the first valve between digestion pool 1 and hydro-extractor 5;
The online water sample monitoring instrument be all communicated with digestion pool 1 and hydro-extractor 5, the inlet end of online water sample monitoring instrument is provided with the second valve.
The device that this programme provides, water sample to be monitored is added in digestion pool 1, by the turbidity of turbidimeter monitoring water sample, if the turbidity of water sample is higher, do not meet the monitoring standard of online water sample monitoring instrument, then open the first transfer valve, in digestion pool, acid solution is injected by acid adding pump, the acid solution of the metallics in water sample and injection is reacted, metallic ion dissolves in water sample, the metallics in water sample is effectively prevented to precipitate, after reaction a period of time, again by the turbidity of turbidimeter monitoring water sample, if turbidity reaches the requirement of monitor, open the second valve, water sample in digestion pool enters online water sample monitoring instrument, carry out the water quality monitoring of water sample, if the turbidity monitored still does not reach the requirement of online water sample monitoring instrument, open the first valve, by the water sample in digestion pool by Pipeline transport to hydro-extractor, hydro-extractor carries out centrifugal treating to water sample, impurity under the influence of centrifugal force in water sample attaches on the centrifugal wall of cup of hydro-extractor, impurity is separated, and opens the second valve, directly the water sample in Centrifuge Cup is drawn into online water sample monitoring instrument and carries out water quality monitoring.The device that this programme provides, by adding acid solution in digestion pool, metallics in water sample and acid solution are reacted generation metallic ion, metallic ion can dissolve in water sample, decrease the amount of the metallic element of loss relative to prior art, improve the accuracy of water sample monitoring to a certain extent.
In order to reduce hand labor intensity, do not need manually in digestion pool 1, to inject water sample, the water source of digestion pool 1 and water sample, by pipeline connection, pipeline is provided with the second transfer valve 6 and can to the first peristaltic pump 7 of digestion pool 1 pump water.The concrete course of work is, opens the second transfer valve 6, starts the first peristaltic pump 7, injects water sample by the first peristaltic pump 7 in digestion pool 1; When the water yield injected reaches the amount of needs, close the first peristaltic pump 7, and close the second transfer valve 6, stop adding water in digestion pool.Peristaltic pump is in the process of conveying liquid, and liquid only contacts pump line, does not contact the pump housing, can not pollute water sample; Good operating stability; Precision is high; There is good suction capacity, prevent liquid backflow; There is two-way equal flow transport capacity; Easy to maintenance.
Falling the turbid time to shorten water sample, also comprising the well heater for heating and decompose pond 1; Be arranged on digestion pool 1 upper end for preventing the cool condenser of water sample drain evaporation, after injecting acid solution by acid adding pump 3 in digestion pool 1, heater, water sample in digestion pool 1 is heated, temperature raises, the reaction velocity of metallics in acid solution and water sample can be accelerated, shorten to a certain extent and fall the turbid time; Along with the temperature of water sample raises, have part water and become water vapour, moisture reduces, water quality monitoring be caused inaccurate, in order to reduce because the water yield of moisture vaporization loss, digestion pool 1 be provided with condenser, condenser can make the vapor (steam) temperature in digestion pool 1 reduce, make steam liquefy water, be back in digestion pool 1, to a certain degree improve the accuracy of water quality monitoring.
In order to optimize technique scheme further, in a specific embodiment of the present invention, condenser comprises the condensation pond 11 for holding cold water; Winding is at the water pipe of digestion pool 1 outer wall, and water pipe one end is communicated with condensation pond 11; The other end of water pipe is communicated with one end of the ebullator 10 for making water circulation flow, and the other end of ebullator 10 is communicated with condensation pond 11.By the outer wall of water pipe winding at digestion pool 1, by ebullator 10, the water in condensation pond 11 is pumped in pipeline, absorbed the temperature of digestion pool 1 by the water that the temperature in pipeline is lower, reduce the temperature in digestion pool 1, water vapor condensation is back in digestion pool 1.The use of ebullator 10 ensure that temperature-fall period continue carry out, decrease because the amount of the moisture of vaporization loss.
Need to control the amount of the water sample in digestion pool 1 in testing process, carry out quantitative measurement, acid adding pump 3 is volume pumps, join water sample in digestion pool 1 and acid solution will keep certain ratio, ensure that metallics in digestion pool 1 can complete reaction, the amount of the metallic element cut the waste, the accuracy of further raising water sample monitoring, the overflow cup 13 be communicated with digestion pool 1 is also comprised in device, the floating switch 12 for controlling the first peristaltic pump 7 start and stop is provided with in overflow cup 13, when the liquid height in digestion pool 1 is equal with the specified altitude assignment of overflow cup 13, , floating switch 12 controls the first peristaltic pump 7 and cuts out, water source is stopped to inject water sample in digestion pool, start stop operation does not now need manual operation, achieve the robotization of device to a certain extent, it also avoid the measurement caused because of human error in addition inaccurate.
After turbidity process is fallen to water sample, impurity that can be residual certain on the Centrifuge Cup of hydro-extractor, in order to reduce because the last turbid process water sample remained in device that falls causes impact on monitoring next time, also comprise flusher, flusher comprises: the tap water water pipe be communicated with digestion pool 1 by the second transfer valve 6; The membrane pump 8 of water under high pressure can be pumped into hydro-extractor 5; The second peristaltic pump 9 for pumping water is communicated with hydro-extractor 5.Concrete workflow is, operates the second transfer valve 6, and by pipeline and tap water cross current, open the first peristaltic pump 7, tap water flows into digestion pool 1 through the first peristaltic pump 7, and clean digestion pool 1 inside, tap water flows to hydro-extractor 5 by digestion pool 1 again; While being communicated with running water pipe by second transfer valve 6, opened by membrane pump 8, high pressure water jets is mapped in Centrifuge Cup by membrane pump 8, is washed away by the impurity be attached on Centrifuge Cup again; In the process of cleaning, the water in Centrifuge Cup is extracted out, until cleaned by the second peristaltic pump 9.
This programme additionally provides a kind of online water sample monitoring instrument, and comprise the water sample be communicated with the sample tap of online water sample monitoring instrument and fall turbidity device, turbidity device falls in the water sample that the above-mentioned any one of turbidity device falls in water sample.Because turbidity device falls in above-mentioned water sample, there is above-mentioned technique effect, there is the online water sample monitoring instrument that turbidity device falls in above-mentioned water sample also there is same technique effect, do not repeat them here.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a turbidity device falls in water sample, it is characterized in that, comprising:
For the digestion pool (1) of splendid attire water sample, described digestion pool (1) is provided with the turbidimeter (2) for monitoring water sample turbidity;
The acid adding pump (3) of acid solution can be injected in described digestion pool (1), between described acid adding pump (3) and described digestion pool (1), be provided with the first transfer valve (4);
Hydro-extractor (5) with described digestion pool (1) pipeline communication, is provided with the first valve between described digestion pool (1) and described hydro-extractor (5);
The online water sample monitoring instrument be all communicated with described digestion pool (1) and described hydro-extractor (5), the inlet end of described online water sample monitoring instrument is provided with two valves.
2. turbidity device falls in water sample according to claim 1, it is characterized in that, the water source of described digestion pool (1) and water sample, by pipeline connection, described pipeline is provided with the second transfer valve (6) and can to first peristaltic pump (7) of described digestion pool (1) pump water.
3. turbidity device falls in water sample according to claim 1, it is characterized in that, also comprises the well heater for heating described digestion pool (1); Be arranged on described digestion pool (1) upper end for preventing the condenser of water sample drain evaporation.
4. turbidity device falls in water sample according to claim 3, it is characterized in that, described condenser comprises the condensation pond (11) for holding cold water; Winding is at the water pipe of described digestion pool (1) outer wall, and described water pipe one end is communicated with described condensation pond (11); The other end of described water pipe is communicated with one end of the ebullator (10) for making water circulation flow, and the other end of described ebullator (10) is communicated with described condensation pond (11).
5. turbidity device falls in water sample according to claim 1, it is characterized in that, also comprising the overflow cup (13) be communicated with described digestion pool (1), in described overflow cup (13), being provided with the floating switch (12) for controlling the start and stop of described first peristaltic pump (7).
6. turbidity device falls in water sample according to claim 1, it is characterized in that, also comprises flusher, and described flusher comprises: the tap water water pipe be communicated with described digestion pool (1) by described second transfer valve (6); The membrane pump (8) of water under high pressure can be pumped into described hydro-extractor (5); The second peristaltic pump (9) for pumping water is communicated with described hydro-extractor (5).
7. an online water sample monitoring instrument, is characterized in that, comprises the water sample be communicated with the sample tap of described online water sample monitoring instrument and falls turbidity device, and described water sample falls turbidity device for the water sample in claim 1-6 described in any one and falls turbidity device.
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| CN201310654684.2A CN103630661B (en) | 2013-12-03 | 2013-12-03 | Turbidity device falls in online water sample monitoring instrument and water sample |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106053751A (en) * | 2016-08-11 | 2016-10-26 | 力合科技（湖南）股份有限公司 | Water quality monitoring system |
| CN106290766B (en) * | 2016-08-18 | 2019-01-01 | 黄碧琼 | A kind of device that can directly display water quality again convenient for lifting |
| CN106596880B (en) * | 2016-11-11 | 2018-12-14 | 江苏大学 | A kind of staged adding method thereof and device for chemical oxygen demand detection |
| CN109507001A (en) * | 2018-12-25 | 2019-03-22 | 杭州微智兆智能科技有限公司 | For water quality detection automatic centrifugation pretreatment unit |
| CN110596024A (en) * | 2019-09-19 | 2019-12-20 | 广东盈峰科技有限公司 | Turbidity compensation method for automatic online total nitrogen monitoring and total nitrogen monitoring method |
| CN111044454B (en) * | 2019-12-24 | 2022-04-01 | 邹可可 | Suction type water turbidity analyzer |
| CN112964606B (en) * | 2021-02-04 | 2022-02-22 | 中南大学 | Machine vision suspension turbidity detection device and detection method |
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| JP2004177354A (en) * | 2002-11-28 | 2004-06-24 | Mitsubishi Electric Corp | Apparatus and method for inspecting water quality |
| CN2581440Y (en) * | 2002-11-28 | 2003-10-22 | 南京龙源环保有限公司 | Purifier for high turbidity waste water |
| ES1056475Y (en) * | 2003-12-18 | 2004-07-16 | Zertan Sa | PERFECTED TURBIDITY SENSOR. |
| CN201269871Y (en) * | 2008-09-28 | 2009-07-08 | 宋建国 | Water quality detecting device |
| CN201307086Y (en) * | 2008-12-02 | 2009-09-09 | 江苏大学 | Intelligent turbidimeter |
| FI20105813A0 (en) * | 2010-07-20 | 2010-07-20 | Kemira Oyj | Process and system for monitoring the characteristics of an aqueous flow |
| CN203849254U (en) * | 2013-12-03 | 2014-09-24 | 力合科技（湖南）股份有限公司 | Online water sample monitoring equipment and water sample turbidity reducing device |
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