CN105251740A - Device and method for eliminating memory effect of water quality online analyzer - Google Patents
Device and method for eliminating memory effect of water quality online analyzer Download PDFInfo
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- CN105251740A CN105251740A CN201510639244.9A CN201510639244A CN105251740A CN 105251740 A CN105251740 A CN 105251740A CN 201510639244 A CN201510639244 A CN 201510639244A CN 105251740 A CN105251740 A CN 105251740A
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- water
- colorimetric cylinder
- memory effect
- quality online
- online analyzer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B2209/00—Details of machines or methods for cleaning hollow articles
- B08B2209/02—Details of apparatuses or methods for cleaning pipes or tubes
- B08B2209/027—Details of apparatuses or methods for cleaning pipes or tubes for cleaning the internal surfaces
- B08B2209/032—Details of apparatuses or methods for cleaning pipes or tubes for cleaning the internal surfaces by the mechanical action of a moving fluid
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a device for eliminating the memory effect of a water quality online analyzer and relates to the technical field of water quality analysis. The device comprises a colorimetric tube and a negative pressure forming device connected with one end of the colorimetric tube. The other end of the colorimetric tube is in sealed connection with a water pipe and a vent pipe. The water pipe and the vent pipe are alternately communicated with the colorimetric tube. When the negative pressure forming device works and the water pipe is communicated with the colorimetric tube, water sprayed out of the water pipe can flush the inner wall of the colorimetric tube. When the colorimetric tube needs to be washed, the vent pipe is closed, the water pipe is opened, water samples in the colorimetric tube are extracted through the negative pressure forming device, negative pressure is formed in the colorimetric tube, water is sucked into the colorimetric tube and sprayed out after passing through the water pipe, and the inner wall of the colorimetric tube is flushed. The device and method for eliminating the memory effect of the water quality online analyzer can reduce water used in the washing process, generation of wastewater and pollution.
Description
Technical field
The present invention relates to water analysis technical field, particularly relate to a kind of device and method eliminating water quality online analyzer memory effect.
Background technology
Object index measured by water quality online analyzer changes not quite usually, and the memory effect therefore for corresponding residue not easily embodies.And in the monitoring water quality of current contamination source newly the index of memory effect has been increased to in-line analyzer, investigating the error of indication of its low concentration index at water sample when height changes continuously, in order to ensure the accuracy detecting data, therefore must eliminate memory effect.
The cleaning of the memory effect Producing reason of water quality online analyzer mainly colorimetric cylinder is thorough not.The colorimetric cylinder sample introduction of current water quality online analyzer and discharge opeing are all from passing through bottom it.The cleaning program of existing colorimetric cylinder is soaking and washing, utilize water to contrast colour tube to carry out soaking discharging again, to clean thoroughly, at least need the water of the volume of water sample measured by 3-4 times of colorimetric cylinder, the water yield used is more, causes water resource waste, and the waste water in addition after cleaning is discharged to waste liquid pool, waste liquid is increased, secondary pollution can be caused to environment.
Summary of the invention
The object of the invention is to propose a kind of device eliminating water quality online analyzer memory effect, the water yield used in cleaning process can be reduced, reduce the generation of waste water, the generation of decreasing pollution.
Another object of the present invention is to propose a kind of method eliminating water quality online analyzer memory effect, can reduce the water yield used in cleaning process, reduces the generation of waste water, the generation of decreasing pollution.
For reaching this object, the present invention by the following technical solutions:
A kind of device eliminating water quality online analyzer memory effect, the negative pressure shape apparatus for converting comprising colorimetric cylinder and be connected with one end of described colorimetric cylinder, the other end of described colorimetric cylinder is sealedly connected with water-filled pipe and vent line, described water-filled pipe, vent line and described colorimetric cylinder alternate communication, when the work of described negative pressure shape apparatus for converting and described water-filled pipe is communicated with described colorimetric cylinder time, the water sprayed in described water-filled pipe can wash away described colorimetric cylinder inwall.
Further technical scheme, the other end of described colorimetric cylinder is connected by changing pipeline with between described water-filled pipe and vent line, one end of described conversion pipeline is stretched into the other end of described colorimetric cylinder and is tightly connected with described colorimetric cylinder, and the other end of described conversion pipeline is connected with described water-filled pipe and vent line respectively by reversal valve.
Further technical scheme, one end of described conversion pipeline is provided with shower nozzle, and when described shower nozzle ejection water, the water of ejection can wash away described colorimetric cylinder inwall.
Further technical scheme, adopts seal to seal between described conversion pipeline and colorimetric cylinder.
Further technical scheme, described seal is rubber stopper.
Further technical scheme, for being threaded between described rubber stopper and described conversion pipeline.
Further technical scheme, described reversal valve is three two three-way electromagnetic valves.
A kind of method of carrying out elimination water quality online analyzer memory effect, the device that described method adopts is the device of above-mentioned elimination water quality online analyzer memory effect, when needs clean described colorimetric cylinder, close vent line, open water-filled pipe, extract the water sample in described colorimetric cylinder by negative pressure shape apparatus for converting, negative pressure is formed in described colorimetric cylinder, water is inhaled in described colorimetric cylinder, and water sprays after ventilating water pipe, is formed wash away described colorimetric cylinder inwall.
Further technical scheme, when needs clean described colorimetric cylinder, conversion reversal valve, make water-filled pipe pass through conversion pipeline to be communicated with colorimetric cylinder, extract the water sample in described colorimetric cylinder by negative pressure shape apparatus for converting, form negative pressure in described colorimetric cylinder, water is inhaled in described colorimetric cylinder, water, through the ejection of conversion pipeline, is formed described colorimetric cylinder inwall and washes away.
Further technical scheme, one end that described conversion pipeline stretches into described colorimetric cylinder is provided with shower nozzle, and when cleaning described colorimetric cylinder, the shower nozzle ejection of water on conversion pipeline, is formed described colorimetric cylinder inwall and wash away.
Beneficial effect of the present invention:
The device of the elimination water quality online analyzer memory effect that the present invention proposes, comprise the negative pressure shape apparatus for converting that is connected to colorimetric cylinder two ends and water flowing, vent line, water-filled pipe can be communicated with same one end of colorimetric cylinder respectively with vent line, when negative pressure shape apparatus for converting and water-filled pipe cooperating, the water contrastive colours inside pipe wall sprayed by water-filled pipe washes away, and fast, water consumption is few in cleaning, the waste liquid of discharging is few, effectively can reduce environmental pollution.
The method of the elimination water quality online analyzer memory effect that the present invention proposes, when colorimetric cylinder carries out measuring and cleaning, be communicated with water-filled pipe with vent line respectively, when cleaning, in colorimetric cylinder, form negative pressure by negative pressure shape apparatus for converting, water flows in colorimetric cylinder through water-filled pipe, utilize washing away of water contrastive colours inside pipe wall, realize Rapid Cleaning, can saving water resource, the discharge of waste liquid can also be reduced.
Accompanying drawing explanation
Fig. 1 is the structural representation of the device of elimination water quality online analyzer memory effect provided by the invention;
Fig. 2 is the another kind of structural representation of the device of elimination water quality online analyzer memory effect provided by the invention.
Wherein, 1, colorimetric cylinder; 2, negative pressure shape apparatus for converting; 3, water-filled pipe; 4, vent line; 5, pipeline is changed; 6, reversal valve; 7, seal; 8, shower nozzle.
Detailed description of the invention
Technical scheme of the present invention is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
Embodiment 1
As shown in Figure 1, a kind of device eliminating water quality online analyzer memory effect, the negative pressure shape apparatus for converting 2 comprising colorimetric cylinder 1 and be connected with one end of colorimetric cylinder 1, the other end of colorimetric cylinder 1 is sealedly connected with water-filled pipe 3 and vent line 4 by seal 7, water-filled pipe 3, vent line 4 and colorimetric cylinder 1 alternate communication, when described negative pressure shape apparatus for converting 2 works and described water-filled pipe 3 is communicated with described colorimetric cylinder 1, in described water-filled pipe 3, the water of ejection can wash away described colorimetric cylinder 1 inwall, Rapid Cleaning can be realized, water consumption when cleaning is reduced, can saving water resource, in addition, the waste liquid amount of discharging reduces accordingly, and then impact environment being caused to secondary pollution can be reduced.Overall structure is simple in addition, can not cause increasing considerably of cost.One end that water-filled pipe 3 stretches into colorimetric cylinder 1 is provided with shower nozzle 8, makes the dispersibility of water strong, can economize on water further.
Particularly, as shown in Figure 2, the other end of colorimetric cylinder 1 is connected by changing pipeline 5 with between water-filled pipe 3 and vent line 4, one end of conversion pipeline 5 is stretched into the other end of colorimetric cylinder 1 and is tightly connected with colorimetric cylinder 1, the other end of conversion pipeline 5 is connected with water-filled pipe 3 and vent line 4 respectively by reversal valve 6, and can be adjusted the break-make of different pipeline by a conversion pipeline 5, structural complexity reduces, and the quantity of valve reduces, be convenient to control.Preferably, one end of conversion pipeline 5 is provided with shower nozzle 8, when making shower nozzle 8 spray water due to negative pressure shape apparatus for converting 2 work, the water of ejection can contrast colour tube 1 inwall and wash away, the divergent function of shower nozzle 8 pairs of water, make the water sprayed be flushed on the inwall of colorimetric cylinder 1 more, can economize on water better.
Particularly, adopt seal 7 to seal between conversion pipeline 5 and colorimetric cylinder 1, wherein seal 7 can be chosen as rubber stopper, and other certainly can also be selected as the case may be to have other potted components of sealing effectiveness.
Further, in order to strengthen the fastness of sealing and connection, be threaded connection between rubber stopper and conversion pipeline 5, but the present embodiment is not limited thereto kind of a connected mode.
Reversal valve 6 is three two three-way electromagnetic valves, can realize remote auto and control, raise the efficiency.
Negative pressure shape apparatus for converting 2 selects draining pump, and draining pump is by controlling rotating, and the water sample that can extract in described colorimetric cylinder 1 can be filled with water sample or medicament again in colorimetric cylinder 1, therefore, when measuring and cleaning changes without change device, simple to operation.
Embodiment 2
The device of the elimination water quality online analyzer memory effect in the present embodiment is substantially identical with the structure of embodiment 1, comprise the negative pressure shape apparatus for converting 2 that colorimetric cylinder 1 is connected with colorimetric cylinder 1 with one end, the other end of colorimetric cylinder 1 is sealedly connected with water-filled pipe 3 and vent line 4, water-filled pipe 3, vent line 4 and colorimetric cylinder 1 alternate communication, when water-filled pipe 3 is sprayed water in colorimetric cylinder 1, the water of ejection can contrast colour tube 1 inwall and wash away.
Difference is, the concrete structure of negative pressure shape apparatus for converting 2 is not limit, concrete syndeton between colorimetric cylinder 1 and water-filled pipe 3 and vent line 4 is not limit, the switching of measuring and cleaning two states can be carried out by the method switching water-filled pipe 3 and vent line 4, and the mode of colorimetric cylinder 1 inwall is washed away by water-filled pipe 3 water flowing, economize on water, reduce blowdown.
Embodiment 3
A kind of method of carrying out elimination water quality online analyzer memory effect, when needs cleaning colorimetric cylinder 1, close vent line 4, open water-filled pipe 3, water-filled pipe 3 is communicated with colorimetric cylinder 1, extracts the water sample in colorimetric cylinder 1 by negative pressure shape apparatus for converting 2, in colorimetric cylinder 1, form negative pressure, water is inhaled in colorimetric cylinder 1, and contrast colour tube 1 inwall is formed and washes away.By forming the mode of negative pressure, water sucks and washes away the inwall of self by colorimetric cylinder 1, and additionally need not increase flushing device, structure is simple, and scouring effect is good, can economize on water, reduce blowdown.
When utilizing colorimetric cylinder 1 pair of water sample to carry out water analysis, water-filled pipe 3 is closed, and vent line 4 is communicated with colorimetric cylinder 1, analyzes water sample.
Embodiment 4
A kind of method of carrying out elimination water quality online analyzer memory effect, when needs clean described colorimetric cylinder 1, adjustment reversal valve 6, water-filled pipe 3 is communicated with colorimetric cylinder 1 by conversion pipeline 5, extract the water sample in described colorimetric cylinder 1 by negative pressure shape apparatus for converting 2, form negative pressure in described colorimetric cylinder 1, water is inhaled in described colorimetric cylinder 1, water sprays through conversion pipeline 5, is formed wash away described colorimetric cylinder 1 inwall.Can be adjusted the break-make of different pipeline by a conversion pipeline 5, structural complexity reduces, and the quantity of valve reduces, and cost reduces.
Preferably, one end that conversion pipeline 5 stretches into colorimetric cylinder 1 is provided with shower nozzle 8, is washed away by the inwall of shower nozzle 8 water spray contrast colour tube 1, the divergent function of shower nozzle 8 pairs of water, make the water sprayed be flushed on the inwall of colorimetric cylinder 1 more, can economize on water better, reduce blowdown.
When utilizing described colorimetric cylinder 1 pair of water sample to carry out water analysis, adjustment reversal valve 6, is made vent line 4 be communicated with described colorimetric cylinder 1 by conversion pipeline 5, analyzes water sample.
Obviously, the above embodiment of the present invention is only to clearly demonstrate example of the present invention, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection domain that all should be included in the claims in the present invention.
Claims (10)
1. eliminate the device of water quality online analyzer memory effect for one kind, the negative pressure shape apparatus for converting (2) comprising colorimetric cylinder (1) and be connected with one end of described colorimetric cylinder (1), it is characterized in that, the other end of described colorimetric cylinder (1) is sealedly connected with water-filled pipe (3) and vent line (4), described water-filled pipe (3), vent line (4) and described colorimetric cylinder (1) alternate communication, when described negative pressure shape apparatus for converting (2) works and described water-filled pipe (3) is communicated with described colorimetric cylinder (1), in described water-filled pipe (3), the water of ejection can wash away described colorimetric cylinder (1) inwall.
2. the device of elimination water quality online analyzer memory effect according to claim 1, it is characterized in that, the other end of described colorimetric cylinder (1) is connected by changing pipeline (5) with between described water-filled pipe (3) and vent line (4), one end of described conversion pipeline (5) is stretched into the other end of described colorimetric cylinder (1) and is tightly connected with described colorimetric cylinder (1), and the other end of described conversion pipeline (5) is connected with described water-filled pipe (3) and vent line (4) respectively by reversal valve (6).
3. the device of elimination water quality online analyzer memory effect according to claim 2, it is characterized in that, one end of described conversion pipeline (5) is provided with shower nozzle (8), when described shower nozzle (8) ejection water, the water of ejection can wash away described colorimetric cylinder (1) inwall.
4. the device of the elimination water quality online analyzer memory effect according to Claims 2 or 3, is characterized in that, adopts seal (7) to seal between described conversion pipeline (5) and colorimetric cylinder (1).
5. the device of elimination water quality online analyzer memory effect according to claim 4, is characterized in that, described seal (7) is rubber stopper.
6. the device of elimination water quality online analyzer memory effect according to claim 5, is characterized in that, for being threaded between described rubber stopper and described conversion pipeline (5).
7. the device of elimination water quality online analyzer memory effect according to claim 2, is characterized in that, described reversal valve (6) is three two three-way electromagnetic valves.
8. one kind is carried out the method eliminating water quality online analyzer memory effect, it is characterized in that, the device that described method adopts is the device of the arbitrary described elimination water quality online analyzer memory effect of claim 1-7, when needs clean described colorimetric cylinder (1), close vent line (4), open water-filled pipe (3), the water sample in described colorimetric cylinder (1) is extracted by negative pressure shape apparatus for converting (2), negative pressure is formed in described colorimetric cylinder (1), water is inhaled in described colorimetric cylinder (1), water sprays after ventilating water pipe, described colorimetric cylinder (1) inwall is formed and washes away.
9. the method for elimination water quality online analyzer memory effect according to claim 8, it is characterized in that, when needs clean described colorimetric cylinder (1), adjustment reversal valve (6), water-filled pipe (3) is communicated with colorimetric cylinder (1) by conversion pipeline (5), the water sample in described colorimetric cylinder (1) is extracted by negative pressure shape apparatus for converting (2), negative pressure is formed in described colorimetric cylinder (1), water is inhaled in described colorimetric cylinder (1), water, through conversion pipeline (5) ejection, is formed described colorimetric cylinder (1) inwall and washes away.
10. the method for elimination water quality online analyzer memory effect according to claim 9, it is characterized in that, one end that described conversion pipeline (5) stretches into described colorimetric cylinder (1) is provided with shower nozzle (8), when cleaning described colorimetric cylinder (1), shower nozzle (8) ejection of water in conversion pipeline (5), is formed described colorimetric cylinder (1) inwall and washes away.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510639244.9A CN105251740B (en) | 2015-09-30 | 2015-09-30 | A kind of device and method for eliminating water quality online analyzer memory effect |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510639244.9A CN105251740B (en) | 2015-09-30 | 2015-09-30 | A kind of device and method for eliminating water quality online analyzer memory effect |
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| CN105251740A true CN105251740A (en) | 2016-01-20 |
| CN105251740B CN105251740B (en) | 2018-02-06 |
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| CN201510639244.9A Active CN105251740B (en) | 2015-09-30 | 2015-09-30 | A kind of device and method for eliminating water quality online analyzer memory effect |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106694457A (en) * | 2016-12-08 | 2017-05-24 | 宁波科尼管洁净科技有限公司 | Pipe cleaning device and method |
| CN106733949A (en) * | 2016-12-08 | 2017-05-31 | 宁波科尼管洁净科技有限公司 | Pipe cleaning |
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| CN105251740B (en) | 2018-02-06 |
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