CN109683019A - The calibrating installation of pure water system instrument - Google Patents
The calibrating installation of pure water system instrument Download PDFInfo
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- CN109683019A CN109683019A CN201910162853.8A CN201910162853A CN109683019A CN 109683019 A CN109683019 A CN 109683019A CN 201910162853 A CN201910162853 A CN 201910162853A CN 109683019 A CN109683019 A CN 109683019A
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- pure water
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- detection cell
- testing agency
- organic carbon
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 195
- 238000009434 installation Methods 0.000 title claims abstract description 25
- 238000001514 detection method Methods 0.000 claims abstract description 79
- 238000012360 testing method Methods 0.000 claims abstract description 77
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 67
- 229910052799 carbon Inorganic materials 0.000 claims description 67
- 238000007789 sealing Methods 0.000 claims description 7
- 238000007689 inspection Methods 0.000 claims description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 2
- 239000000243 solution Substances 0.000 description 9
- 238000012937 correction Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 5
- 230000002572 peristaltic effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
- 238000009529 body temperature measurement Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000012086 standard solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229960000074 biopharmaceutical Drugs 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000009851 ferrous metallurgy Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910001410 inorganic ion Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 235000011164 potassium chloride Nutrition 0.000 description 1
- 239000001103 potassium chloride Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
- G01N33/1826—Organic contamination in water
- G01N33/1846—Total carbon analysis
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/005—Calibrating; Standards or reference devices, e.g. voltage or resistance standards, "golden" references
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The present invention relates to gauge check standard device technical fields, calibrating installation and at least one testing agency more particularly, to a kind of pure water system instrument；One end of the buffer gear is used to connect the water outlet of pure water system, the other end of the buffer gear is connected to testing agency described at least one, the buffer gear is used to adjust the flow velocity of pure water in the pure water system, make pure water to measure flow speed stability and continuously enter at least one described testing agency, so that at least one described testing agency can continuously detect pure water in the pure water system.To improve the technical issues of calibrating installation of pure water conductivity instrument existing in the prior art can not continuously carry out conductivity detection.
Description
Technical field
The present invention relates to gauge check standard device technical fields, more particularly, to a kind of calibration cartridge of pure water system instrument
It sets.
Background technique
Conductivity (or resistivity) and total organic carbon are to measure Laboratory Pure Water machine, pure water making system effluent quality respectively
Inorganic ions and organic matter important overall objective, therefore, pure water system be generally fitted provided with conductivity (or resistivity) and
Total organic carbon measuring instrument, user also determine whether water quality meets analysis test, production is used by above-mentioned instrument indication value mostly
Water quality requirements, therefore wanted in electronics industry, Ferrous Metallurgy, bio-pharmaceuticals, new material, chemical building material, inspection detection etc. with water
Higher industrial production and scientific research field are asked, has Laboratory Pure Water machine or the pure water to establish one's own system or ultrapure water preparation, supply water
System.Wherein, conductivity and total organic carbon measuring instrument become the important component of monitoring water quality, are distributed in each important node
On.Water undoubtedly influences production quality and examines the fair and accurate of testing result as important chemical reagent and raw materials for production.By
In such instrument, the big self, which is fixed, is encapsulated on pure water system, can not be dismantled inspection, a small amount of i.e. enabled disassembly, laboratory pair
The calibrating of instrument (contain electrode) complete machine also because caused by conductivity standard substance matching is bad comparativity it is not strong, also influence normal raw
Produce and detect work.
A kind of calibrating installation of lower range pure water conductivity instrument disclosed in patent document CN201820212270.2, mainly
There is provided the seal chambers being isolated with external environment, install temperature and conductivity detection probe, cannot achieve online, continuous electricity
Conductance detection, total organic carbon detection also cannot achieve.
Summary of the invention
It is existing in the prior art to improve the purpose of the present invention is to provide a kind of calibrating installation of pure water system instrument
The calibrating installation of pure water conductivity instrument can not continuously carry out conductivity detection and can not detect the technology of total organic carbon simultaneously
Problem.
The embodiment of the present invention is achieved in that
A kind of calibrating installation of pure water system instrument and at least one testing agency；
One end of the buffer gear is used to connect the water outlet of pure water system, the other end of the buffer gear at least
One testing agency's connection, the buffer gear are used to adjust the flow velocity of pure water in the pure water system, make pure water to survey
Amount flow speed stability continuously enters at least one described testing agency, so that at least one described testing agency can
Continuously pure water in the pure water system is detected.
Further, the testing agency is two, and two testing agencies are respectively conductivity testing agency and total
Organic carbon testing agency；
The conductivity testing agency and total organic carbon testing agency are connected to the other end of the buffer gear, described
Conductivity testing agency and total organic carbon testing agency can continuously detect the conductivity value and total content of organic carbon of pure water.
Further, the buffer gear includes: surge flask and flow regulator；
The first water inlet and the first water outlet are provided on the surge flask, first water inlet is used for and the pure water
The water outlet of system is connected to, and one end of the flow regulator is connected to first water outlet, the flow regulator it is another
One end is connected to the conductivity testing agency and total organic carbon testing agency.
Further, overflow port and the first discharge outlet are additionally provided on the surge flask；
First water inlet and first water outlet are arranged at the bottom of the surge flask, the overflow port setting
In the side at the top of the surge flask, the bottom of the surge flask, first draining is arranged in first discharge outlet
Mouth and the overflow port are used to be connected to drain line.
Further, the conductivity testing agency includes conductivity detection cell, standard conductivity instrument and pure water measurement electricity
Pole；
The second water inlet and the second water outlet, second water inlet and the stream are provided on the conductivity detection cell
Fast adjuster connection, the pure water measuring electrode stretch in the conductivity detection cell from conductivity detection cell top,
The conductivity detection cell and the standard conductivity instrument are tightly connected.
Further, end cap and sealing ring are provided at the top of the conductivity detection cell；
It is provided with opening on the end cap, the opening is stepped, and the sealing ring setting is described in the opening
The opening that passes through of pure water measuring electrode enters in the conductivity detection cell.
Further, the bottom of the conductivity detection cell is provided with the second discharge outlet, and the second water inlet setting exists
Close to the bottom of the conductivity detection cell, second water outlet is positioned close to the top of the conductivity detection cell.
Further, the angle between conductivity detection cell central axes and horizontal plane is 70 °.
Further, the total organic carbon testing agency includes total organic carbon detection cell and total organic carbon analyzer；
Third water inlet, third water outlet and third discharge outlet, the third are provided on the total organic carbon detection cell
Water inlet is connected to the flow regulator, and the third water inlet is arranged close to the one of the bottom of the total organic carbon detection cell
Side, the third water outlet are positioned close to the side at the top of the total organic carbon detection cell, and the third discharge outlet setting exists
The bottom of the total organic carbon detection cell, the third discharge outlet and the third water outlet with drain line for being connected to, institute
The test side for stating total organic carbon inspection analyzer is arranged in the total organic carbon detection cell, for detecting the total organic carbon detection cell
The content of the total organic carbon of middle pure water.
Further, the flow regulator is peristaltic pump.
Further, the conductivity detection cell is hollow form cylindrical type, and the conductivity detection cell is polytetrafluoroethylene (PTFE)
Material.
The calibrating installation of pure water system instrument provided by the invention and at least one testing agency；The buffer gear
One end is used to connect the water outlet of pure water system, and the other end of the buffer gear is connected to testing agency described at least one,
The buffer gear is used to adjust the flow velocity of pure water in the pure water system, make pure water with measure flow speed stability continuously into
Enter into testing agency described at least one, so that at least one described testing agency can be continuously to the pure water system
Pure water is detected in system.It is close due to passing through pipeline between buffer gear and at least one testing agency using above-mentioned scheme
Envelope connection, and buffer gear can be such that the water in pure water system is flowed at least one testing agency under flow velocity appropriate,
And buffer gear can adjust the flow velocity of the pure water flowed out in pure water system, thus make at least one testing agency to pure water into
Row detection, the result that will test are compared with the detector tabular value being located in pure water system, what realization was equipped with pure water system
The Comparison calibration of conductivity (or resistivity) and total organic carbon in-line meter, to improve pure water conductivity existing in the prior art
The technical issues of calibrating installation of instrument can not continuously carry out conductivity detection and can not detect total organic carbon simultaneously.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram of the calibrating installation of pure water system instrument provided in an embodiment of the present invention.
In figure: 100- buffer gear；200- conductivity testing agency；300- total organic carbon testing agency；400- is pure
Water system；110- surge flask；120- flow regulator；111- overflow port；210- conductivity detection cell；220- standard electric
Electrical conductivity instrument；230- pure water measuring electrode；310- total organic carbon detection cell；320- total organic carbon analyzer.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, or be somebody's turn to do
Invention product using when the orientation or positional relationship usually put, be merely for convenience of description of the present invention and simplification of the description, without
It is that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore not
It can be interpreted as limitation of the present invention.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and cannot manage
Solution is indication or suggestion relative importance.
In addition, the terms such as term "horizontal", "vertical", " pendency " are not offered as requiring component abswolute level or pendency, and
It is that can be slightly tilted.It is not to indicate the structure if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It has to fully horizontally, but can be slightly tilted.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
With reference to the accompanying drawing, it elaborates to some embodiments of the present invention.In the absence of conflict, following
Feature in embodiment and embodiment can be combined with each other.
Fig. 1 is the structural schematic diagram of the calibrating installation of pure water system instrument provided in an embodiment of the present invention.As shown in Figure 1,
A kind of calibrating installation of pure water system instrument provided by the invention includes buffer gear 100 and at least one testing agency；
One end of the buffer gear 100 is used to connect the water outlet of pure water system 400, the buffer gear 100 it is another
One end is connected to testing agency described at least one, and the buffer gear 100 is for adjusting pure water in the pure water system 400
Flow velocity makes pure water to measure flow speed stability and continuously enter at least one described testing agency, so that at least one
The testing agency can continuously detect pure water in the pure water system 400.
In the present embodiment, due to being tightly connected between buffer gear 100 and at least one testing agency by pipeline, and it is slow
Punch mechanism 100 can be such that the water in pure water system 400 is flowed at least one testing agency under flow velocity appropriate, and delay
Punch mechanism can adjust the flow velocity of the pure water flowed out in pure water system 400, so that at least one testing agency be made to carry out pure water
Detection, the result that will test are compared with the detector tabular value being located in pure water system 400, and pure water system 400 is matched in realization
The Comparison calibration of standby conductivity (or resistivity) and total organic carbon in-line meter, to improve pure water electricity existing in the prior art
The technical issues of calibrating installation of electrical conductivity instrument can not continuously carry out conductivity detection and can not detect total organic carbon simultaneously
On the basis of the above embodiments, further, the testing agency is two, two testing agency's difference
For conductivity testing agency 200 and total organic carbon testing agency 300；
The other end of the conductivity testing agency 200 and total organic carbon testing agency 300 with the buffer gear 100
Connection, the conductivity testing agency 200 and total organic carbon testing agency 300 can continuously detect pure water conductivity value and
Total content of organic carbon.
In the present embodiment, buffer gear 100 can make the water in pure water system 400 be flowed into conductance under flow velocity appropriate
In rate testing agency 200 and total organic carbon testing agency 300, and buffer gear 100 can be adjusted and be flowed out in pure water system 400
Pure water flow velocity, to enable conductivity testing agency 200 and total organic carbon testing agency 300 separately or concurrently to pure water
It is detected, the result that will test is compared with the detector tabular value being located in pure water system 400, realizes calibration.
On the basis of the above embodiments, further, the buffer gear 100 includes: that surge flask 110 and flow velocity are adjusted
Device 120；
It is provided with the first water inlet and the first water outlet on the surge flask 110, first water inlet is used for and described
The water outlet of pure water system 400 is connected to, and one end of the flow regulator 120 is connected to first water outlet, the flow velocity
The other end of adjuster 120 is connected to the conductivity testing agency 200 and total organic carbon testing agency 300.
Further, the flow regulator 120 is peristaltic pump.Peristaltic pump makes flow velocity meet conductivity measurement requirement i.e.
It can.
In the present embodiment, the first water outlet is connect with peristaltic pump, and the first water inlet is connected to pure water system 400, flow velocity tune
Section device 120 is used to connect with controller, and flow regulator 120 is used to adjust flow velocity in (0-250) ml/min, such flow velocity
Adjuster 120 can make the pure water flow speed stability entered in conductivity testing agency 200 and total organic carbon testing agency 300.
On the basis of the above embodiments, further, overflow port 111 and first are additionally provided on the surge flask 110
Discharge outlet；
First water inlet and first water outlet are arranged at the bottom of the surge flask 110, the overflow port
111 are positioned close to the side at 110 top of surge flask, and the bottom of the surge flask 110 is arranged in first discharge outlet,
First discharge outlet and the overflow port 111 are used to be connected to drain line.
Wherein, the first solenoid valve is provided at the first discharge outlet, the first battery valve is used to control the opening and closing of the first discharge outlet.
In the present embodiment, the first water inlet and the first water outlet are arranged at the bottom of the surge flask 110, can reduce
The generation of bubble, overflow port 111 are arranged in the top of surge flask 110, overflow port 111 can prevent tested pure water system 400 into
When entering the flow velocity mismatch to the flow velocity in surge flask 110 and flow velocity adjusting outflow, the extra pure water of overflow, the first discharge outlet is used
When rinse-system, the water energy in surge flask 110 is discharged in time.
On the basis of the above embodiments, further, the conductivity testing agency 200 includes conductivity detection cell
210, standard conductivity instrument 220 and pure water measuring electrode 230；
The second water inlet and the second water outlet, second water inlet and institute are provided on the conductivity detection cell 210
The connection of flow regulator 120 is stated, the pure water measuring electrode 230 stretches to the electricity from 210 top of conductivity detection cell
In conductance detection cell 210, the conductivity detection cell 210 is tightly connected with the standard conductivity instrument 220.
Wherein, standard conductivity instrument 220, class of accuracy is at 0.05 grade or more, and electrode constant is in 0.01 or 0.001 μ S/
Cm is configured with pure water pure water measuring electrode 230, has conductivity and temperature measurement function.
230 temperature correction of pure water measuring electrode and amendment: it is injected in 0.01 DEG C of precise thermostatic bath in temperature-controlled precision pure
Water will be calibrated in such a way that temperature measurement standard is compared with pure water measuring electrode 230, and is modified, building amendment
Database, for being corrected in real time to actual measurement temperature.0.1 DEG C of calibration intervals temperature, correction section is 15 DEG C -30 DEG C,
Form the temperature corrected value table within the scope of this.
The correction of 230 constant of pure water measuring electrode: (10-200) μ S/cm is generallyd use, such as China National Measuring Science Research Inst.
Precise thermostatic bath is arranged in potassium chloride conductivity standard solution (GBW (E) 130108), 147.7 μ S/cm of conductivity under the conditions of 25 DEG C
Temperature be 25 DEG C, balance conductivity standard solution at such a temperature, after conductivity meter stablize after, school is carried out to conductivity meter
Just, the electrode constant after being corrected.If correction after 230 constant of pure water measuring electrode beyond factory electrode constant ±
Within 5%, need to confirm pure water measuring electrode 230 whether aging, or replacement pure water measuring electrode 230.When on-site test, due to
Condition is limited, using being tested under 230 constant of pure water measuring electrode and temperature-compensating.It is periodically right in laboratory in this way
230 constant of conductivity meter pure water measuring electrode is corrected, and is compared with factory constant, can be accepted and believed in ± 5% range
230 constant of pure water measuring electrode of correction, is tested with 230 constant of pure water measuring electrode and temperature compensation act.
In the present embodiment, the second water inlet is connected to flow regulator 120, and the second water outlet is connected to drain line, pure
Water gaging electrode 230 and standard conductivity instrument 220 connect, and measure motor and stretch in conductivity detection cell 210, for pure
Water is detected.
On the basis of the above embodiments, further, end cap and sealing are provided at the top of the conductivity detection cell 210
Circle；
It is provided with opening on the end cap, the opening is stepped, and the sealing ring setting is described in the opening
The opening that passes through of pure water measuring electrode 230 enters in the conductivity detection cell 210.
Further, the bottom of the conductivity detection cell 210 is provided with the second discharge outlet, the second water inlet setting
In the bottom close to the conductivity detection cell 210, second water outlet is positioned close to the conductivity detection cell 210
Top.
Further, the angle between 210 central axes of conductivity detection cell and horizontal plane is 70 °.
It is provided with stepped opening in the present embodiment, on end cap, and the size that is open and pure water measuring electrode 230
Size is adapted, and opening is provided with sealing ring, can be improved the airtightness of conductivity detection cell 210 in this way, and, electricity
210 central axes of conductance detection cell horizontal by 70 ° of angle, meanwhile, the second water inlet is positioned close to conductivity detection cell
The top of conductivity detection cell 210 is arranged in 210 bottom, the second water outlet, can be improved the precision of detection.
On the basis of the above embodiments, further, the total organic carbon testing agency 300 is detected including total organic carbon
Pond 310 and total organic carbon analyzer 320；
It is provided with third water inlet, third water outlet and third discharge outlet on the total organic carbon detection cell 310, described
Three water inlets are connected to the flow regulator 120, and the third water inlet is arranged close to the total organic carbon detection cell 310
The side of bottom, the third water outlet are positioned close to the side at 310 top of total organic carbon detection cell, the third row
The bottom of the total organic carbon detection cell 310 is arranged in the mouth of a river, and the third discharge outlet and the third water outlet are used for and row
The test side of liquid pipeline connection, the total organic carbon inspection analyzer is arranged in the total organic carbon detection cell 310, for detecting
State the content of the organic carbon of pure water in total organic carbon detection cell 310.
In the present embodiment, the working end of total organic carbon analyzer 320 is extend into total organic carbon detection cell 310, Neng Goujian
Survey to the content for entering organic carbon in pure water in total organic carbon detection cell 310.
Wherein, device progress can be used in low conductivity solutions verifying, the closed container of low conductivity solutions will be housed, leads to
It crosses wriggling mercury to be transported in conductivity detection cell 210, then flows out, or form closed circuit with low conductivity solutions sealed container,
Realize low conductivity solutions authentication function.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, either to wherein plate point or full plate technique feature into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of calibrating installation of pure water system instrument, which is characterized in that including buffer gear and at least one testing agency；
One end of the buffer gear is used to connect the water outlet of pure water system, the other end of the buffer gear and at least one
Testing agency's connection, the buffer gear are used to adjust the flow velocity of pure water in the pure water system, make pure water to measure stream
Fast steady and continuous constantly enters at least one described testing agency, so that at least one described testing agency can be continuous
Constantly pure water in the pure water system is detected.
2. the calibrating installation of pure water system instrument according to claim 1, the testing agency is two, two inspections
Surveying mechanism is respectively conductivity testing agency and total organic carbon testing agency；
The conductivity testing agency and total organic carbon testing agency are connected to the other end of the buffer gear, the conductance
Rate testing agency and total organic carbon testing agency can continuously detect the conductivity value and total content of organic carbon of pure water.
3. the calibrating installation of pure water system instrument according to claim 2, which is characterized in that the buffer gear includes:
Surge flask and flow regulator；
The first water inlet and the first water outlet are provided on the surge flask, first water inlet is used for and the pure water system
Water outlet connection, one end of the flow regulator is connected to first water outlet, the other end of the flow regulator
It is connected to the conductivity testing agency and total organic carbon testing agency.
4. the calibrating installation of pure water system instrument according to claim 3, which is characterized in that also set up on the surge flask
There are overflow port and the first discharge outlet；
First water inlet and first water outlet are arranged at the bottom of the surge flask, and the overflow port setting is being leaned on
Side at the top of the nearly surge flask, first discharge outlet are arranged in the bottom of the surge flask, first discharge outlet and
The overflow port is used to be connected to drain line.
5. the calibrating installation of pure water system instrument according to claim 4, which is characterized in that the conductivity testing agency
Including conductivity detection cell, standard conductivity instrument and pure water measuring electrode；
The second water inlet and the second water outlet, second water inlet and the flow velocity tune are provided on the conductivity detection cell
Device connection is saved, the pure water measuring electrode stretches in the conductivity detection cell from conductivity detection cell top, described
Conductivity detection cell and the standard conductivity instrument are tightly connected.
6. the calibrating installation of pure water system instrument according to claim 5, which is characterized in that conductivity detection cell top
Portion is provided with end cap and sealing ring；
Opening is provided on the end cap, the opening is stepped, and the sealing ring is arranged in the opening, the pure water
The opening that passes through of measuring electrode enters in the conductivity detection cell.
7. the calibrating installation of pure water system instrument according to claim 6, which is characterized in that the conductivity detection cell
Bottom is provided with the second discharge outlet, and second water inlet is positioned close to the bottom of the conductivity detection cell, and described second
Water outlet is positioned close to the top of the conductivity detection cell.
8. the calibrating installation of pure water system instrument according to claim 7, which is characterized in that in the conductivity detection cell
Angle between axis and horizontal plane is 70 °.
9. the calibrating installation of pure water system instrument according to claim 3, which is characterized in that the total organic carbon detection machine
Structure includes total organic carbon detection cell and total organic carbon analyzer；
Third water inlet, third water outlet and third discharge outlet, the third water inlet are provided on the total organic carbon detection cell
Mouth is connected to the flow regulator, and the third water inlet is arranged close to the side of the bottom of the total organic carbon detection cell,
The third water outlet is positioned close to the side at the top of the total organic carbon detection cell, and the third discharge outlet is arranged described
The bottom of total organic carbon detection cell, the third discharge outlet and the third water outlet are described total for being connected to drain line
Organic carbon examines the test side setting of analyzer in the total organic carbon detection cell, pure in the total organic carbon detection cell for detecting
The total content of organic carbon of water.
10. the calibrating installation of pure water system instrument according to claim 5, which is characterized in that the conductivity detection cell
For hollow form cylindrical type, the conductivity detection cell is polytetrafluoroethylene (PTFE) material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910162853.8A CN109683019A (en) | 2019-03-04 | 2019-03-04 | The calibrating installation of pure water system instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910162853.8A CN109683019A (en) | 2019-03-04 | 2019-03-04 | The calibrating installation of pure water system instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109683019A true CN109683019A (en) | 2019-04-26 |
Family
ID=66197465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910162853.8A Pending CN109683019A (en) | 2019-03-04 | 2019-03-04 | The calibrating installation of pure water system instrument |
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| Country | Link |
|---|---|
| CN (1) | CN109683019A (en) |
Cited By (1)
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