CN214845201U - Online quality control instrument for water quality - Google Patents
Online quality control instrument for water quality Download PDFInfo
- Publication number
- CN214845201U CN214845201U CN202120910589.4U CN202120910589U CN214845201U CN 214845201 U CN214845201 U CN 214845201U CN 202120910589 U CN202120910589 U CN 202120910589U CN 214845201 U CN214845201 U CN 214845201U
- Authority
- CN
- China
- Prior art keywords
- water
- liquid
- pipe
- sample cup
- water sample
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses an online matter accuse appearance of quality of water, include: the device comprises a box body, a water sample cup is arranged at the top of the box body, a liquid sample bottle is arranged at the bottom of the box body, a plunger pump is arranged on one side of the liquid sample bottle, the liquid sample bottle is connected with a water inlet of the plunger pump through a liquid sample pipe, and a water outlet of the plunger pump is connected with the top of the water sample cup through a liquid sample pipe; the top of the water sample cup is connected with a sample inlet pipe, the sample inlet pipe is provided with a sample inlet valve, the bottom of the water sample cup is provided with a liquid outlet, the liquid outlet is connected with a liquid discharge pipe, the liquid discharge pipe is provided with a liquid discharge valve, the cup body of the water sample cup is provided with a quantitative port, the quantitative port is connected with a quantitative pipe, and the quantitative pipe is provided with a quantitative valve; and a plurality of groups of liquid level probes are arranged on the water sample cup. The utility model discloses effectually solved bayonet probe and maintained inconvenient problem, improved the accuracy and the uniformity of test, simultaneously, the plunger pump has improved the stability of matter accuse appearance.
Description
Technical Field
The utility model relates to an environmental monitoring technical field especially relates to a quality of water online quality control appearance.
Background
The quality control instrument is widely applied to pollution sources, wastewater monitoring stations, surface water quality monitoring stations and the like, and is mainly used for monitoring the data accuracy of the water quality on-line monitor. Along with the increasingly deep attention degree of people to the water environment, the national supervision to the water environment is increasingly strict, and the data accuracy of the water quality on-line monitor is particularly important, so that the quality control instrument is required to have accurate quality control performance and long-term stability and reliability. The key to realize the accurate quality control performance of the quality control instrument is to realize the accurate measurement of liquid, including the accurate measurement of a water sample and standard liquid.
The water quality online quality control instrument in the prior art generally measures a water sample through an inserted metal probe, when the water inflow reaches a certain height, the two probes are conducted to trigger a liquid level signal, and then the liquid inflow is stopped through a control unit, so that the control of the water amount is realized. Due to the fact that the metal probe is inserted, maintenance is inconvenient, the position difference of the probe is easily caused by the influence of an installation process, and the accuracy of water quantity control and the stability of an instrument are finally influenced. On the other hand, liquid in the water sample cup is mainly discharged through the liquid discharge hole at the bottom, so that residual liquid is easy to hang around the liquid discharge hole and cannot be discharged, and the test result is influenced.
Accordingly, the prior art is yet to be improved and developed.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned prior art not enough, the utility model aims to provide a quality of water is accuse appearance on line, the effectual accuracy and the uniformity that have improved the test.
The technical scheme of the utility model as follows:
an online quality control instrument for water quality, which comprises:
a box body;
the device comprises a box body, a liquid sample cup, a liquid sample bottle, a plunger pump, a liquid sample bottle, a liquid level pipe, a water outlet of the plunger pump and the like, wherein the top of the box body is provided with the liquid sample cup, the bottom of the box body is provided with the liquid level bottle, one side of the liquid level bottle is provided with the plunger pump, the liquid level bottle is connected with the water inlet of the plunger pump through the liquid level pipe, and the water outlet of the plunger pump is connected with the top of the liquid sample cup through the liquid level pipe;
the top of the water sample cup is connected with a sample inlet pipe, the sample inlet pipe is provided with a sample inlet valve, the bottom of the water sample cup is provided with a liquid outlet, the liquid outlet is connected with a liquid discharge pipe, the liquid discharge pipe is provided with a liquid discharge valve, the cup body of the water sample cup is provided with a quantitative port, the quantitative port is connected with a quantitative pipe, and the quantitative pipe is provided with a quantitative valve;
and a plurality of groups of liquid level probes are arranged on the water sample cup.
Preferably, a rotary air pump is connected to the liquid discharge pipe and is located between the liquid discharge port and the liquid discharge valve.
Preferably, the cup body of the water sample cup is connected with an overflow port, the overflow port is connected with an overflow pipe, and the overflow port is positioned above the water quantifying port.
Preferably, a manual ball valve is arranged on the sampling pipe and is arranged at one end connected with a water source.
Preferably, the liquid level probes are provided with two groups, and the two groups of liquid level probes are arranged on the cup body of the water sample cup;
two probes on the same horizontal plane form a group.
Preferably, the water sample cup is silk-printed with scales.
Preferably, the bottom of the water sample cup is arranged in a circular arc shape.
Preferably, the water-like cup is made of PC, PMMA, PS, AS or MS;
the liquid level probe is made of stainless steel and titanium alloy.
Preferably, the water sample cup and the two groups of liquid level probes are integrally injection-molded.
Preferably, a power supply is further arranged on the box body.
Compared with the prior art, the online quality control instrument for water quality provided by the application mainly has the following beneficial effects:
the liquid level probe and the water sample cup body are formed in one-step injection molding mode, so that the problem that the inserted probe is inconvenient to maintain is solved, and the accuracy and consistency can be improved;
the bottom of the water sample cup is designed into a circular arc structure, so that the liquid residue is reduced;
adopt the plunger pump as standard liquid metering unit, do not receive the quality control appearance to rock the influence in advance under guaranteeing the degree of accuracy and precision, great improvement quality control appearance's stability.
Drawings
In order to illustrate the solution of the present application more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.
Fig. 1 is a schematic structural diagram of a preferred embodiment of the water quality online quality control instrument of the present invention.
FIG. 2 is a flow chart of a preferred embodiment of the water quality online quality control instrument of the present invention.
Fig. 3 is a schematic structural view of a water sample cup in a preferred embodiment of the water quality online quality control instrument of the present invention.
Detailed Description
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
As shown in fig. 1 to 3, an online quality control instrument for water quality according to a preferred embodiment of the present invention comprises a box 100; the top of the box body 100 is provided with a water sample cup 200, the bottom of the box body 100 is provided with a liquid standard bottle 300, one side of the liquid standard bottle 300 is provided with a plunger pump 400, the liquid standard bottle 300 is connected with the water inlet of the plunger pump 400 through a liquid standard pipe 301, and the water outlet of the plunger pump 400 is connected with the top of the water sample cup 200 through the liquid standard pipe 301; the top of the water sample cup 200 is connected with a sample inlet pipe 500, the sample inlet pipe 500 is provided with a sample inlet valve 501, the bottom of the water sample cup 200 is provided with a liquid outlet 201, the liquid outlet 201 is connected with a liquid outlet pipe 600, the liquid outlet pipe 600 is provided with a liquid outlet valve 601, the cup body of the water sample cup 200 is provided with a quantitative port 202, the quantitative port 202 is connected with a quantitative pipe 700, and the quantitative pipe 700 is provided with a quantitative valve 701; be provided with multiunit liquid level probe 203 on the water appearance cup 200, be connected with a rotatory air pump 602 on the fluid-discharge tube 600, rotatory air pump 602 is located between leakage fluid dram 201 and the flowing back valve 601, the cup body of water appearance cup 200 is connected with an overflow mouth 204, overflow mouth 204 is connected with an overflow pipe 800, overflow mouth 204 is located the top of water ration mouth 202.
The water sample testing process comprises the steps of emptying the water sample cup 200 by controlling the drain valve 601, rinsing the water sample cup 200 by controlling the sample injection valve 501 and the drain valve 601 in cooperation with the liquid level probe 203, adding a quantitative water sample into the water sample cup 200 by controlling the sample injection valve 501 in cooperation with the liquid level probe 203, and after a monitoring instrument performs sampling test, controlling the drain valve 601 to discharge residual liquid in the water sample cup 200.
The process of the parallel sample test comprises the steps of emptying the water sample cup 200 by controlling the drain valve 601, rinsing the water sample cup 200 by controlling the sample injection valve 501 and the drain valve 601 in cooperation with the liquid level probe 203, adding a quantitative water sample into the water sample cup 200 by controlling the sample injection valve 501 in cooperation with the liquid level probe 203, and controlling the drain valve 601 to drain residual liquid in the water sample cup 200 after continuous two-time test of sampling of the monitoring instrument.
The process of the standard adding recovery rate test comprises the steps of emptying the water sample cup 200 by controlling a drain valve 601, rinsing the water sample cup 200 by controlling a sample injection valve 501 and the drain valve 601 in cooperation with a liquid level probe 203, adding a quantitative water sample into the water sample cup by controlling a liquid inlet valve 501 and the liquid level probe 203, controlling a proportional valve 701 after a monitoring instrument samples to perform a water sample test, realizing accurate quantification of the water sample, and adding quantitative standard liquid into the water sample cup 200 by a plunger pump 400; controlling the rotary air pump 602 to blow air and mix the liquid in the water sample cup 200 uniformly; after the monitoring instrument performs the standard adding recovery rate test, the liquid in the water sample cup 200 is discharged by controlling the liquid discharge valve 601.
In specific implementation, the sampling tube 500 is provided with a manual ball valve 502, and the manual ball valve 502 is arranged at one end connected with a water source.
During specific implementation, scales are printed on the water sample cup 200, so that the liquid level can be observed conveniently during maintenance. The bottom of the water sample cup 200 is arc-shaped, so that liquid is remained near a liquid discharge port when liquid is discharged, the influence of the residue on a test result is reduced, the requirements of corrosion resistance (high salinity corrosion), biological adhesion prevention and the like are considered, the water sample cup 200 is made of PC, PMMA, PS, AS or MS, and has the advantages of corrosion resistance, high light transmittance and capability of observing the liquid level from the outside; the liquid level probe 203 is made of stainless steel and titanium alloy, and the water sample cup 200 and the two groups of liquid level probes 203 are integrally formed by injection molding. In order to improve the accuracy and stability of water sample measurement, the water sample cup adopts a mold-opening injection molding one-step molding design, the liquid outlet 201, the quantitative port 202 and the overflow port 204 adopt a design of protruding the cup body of the water sample cup, an external hose is convenient to connect, two groups of liquid level probes 203 adopt an embedded design (two probes on the same horizontal plane are one group), and the two groups of liquid level probes and the water sample cup 200 are subjected to one-step injection molding together, so that the installation procedures are reduced, and the reliability and the maintainability are improved.
In addition, a power supply 900 is provided on the case 100, and the power supply 900 is used to supply power to the plunger pump 400, the rotary air pump 602, and the like.
In summary, the online quality control instrument for water quality provided by the utility model has the advantages that the liquid level probe and the water sample cup are formed by one-time injection molding, thereby not only solving the problem of inconvenient maintenance of the inserted probe, but also improving the accuracy and consistency; the bottom of the water sample cup is designed into a circular arc structure, so that the liquid residue is reduced; adopt the plunger pump as standard liquid metering unit, do not receive the quality control appearance to rock the influence in advance under guaranteeing the degree of accuracy and precision, great improvement quality control appearance's stability.
It is to be understood that the above-described embodiments are merely illustrative of some, but not restrictive, of the broad invention, and that the appended drawings illustrate preferred embodiments of the invention and do not limit the scope of the invention. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.
Claims (10)
1. The online quality control instrument for water quality comprises a box body and is characterized in that a water sample cup is arranged at the top of the box body, a liquid sample bottle is arranged at the bottom of the box body, a plunger pump is arranged on one side of the liquid sample bottle, the liquid sample bottle is connected with a water inlet of the plunger pump through a liquid sample pipe, and a water outlet of the plunger pump is connected with the top of the water sample cup through the liquid sample pipe;
the top of the water sample cup is connected with a sample inlet pipe, the sample inlet pipe is provided with a sample inlet valve, the bottom of the water sample cup is provided with a liquid outlet, the liquid outlet is connected with a liquid discharge pipe, the liquid discharge pipe is provided with a liquid discharge valve, the cup body of the water sample cup is provided with a quantitative port, the quantitative port is connected with a quantitative pipe, and the quantitative pipe is provided with a quantitative valve;
and a plurality of groups of liquid level probes are arranged on the water sample cup.
2. The online quality control instrument for water quality according to claim 1, wherein a rotary air pump is connected to the drain pipe and is positioned between the drain port and the drain valve.
3. The online quality control instrument for water quality according to claim 1, wherein the body of the water sample cup is connected with an overflow port, the overflow port is connected with an overflow pipe, and the overflow port is positioned above the water quantitative port.
4. The online quality control instrument for water quality according to claim 1, wherein the sampling pipe is provided with a manual ball valve, and the manual ball valve is arranged at one end connected with a water source.
5. The online quality control instrument for water quality according to claim 1, wherein the liquid level probes are provided with two groups, and the two groups of liquid level probes are arranged on the body of the water sample cup;
two probes on the same horizontal plane form a group.
6. The online quality control instrument for water quality according to claim 5, characterized in that scales are silk-printed on the water sample cup.
7. The online quality control instrument for water quality according to claim 5, wherein the bottom of the water sample cup is arc-shaped.
8. The online quality control instrument for water quality according to claim 5, wherein the water sample cup is made of PC, PMMA, PS, AS or MS;
the liquid level probe is made of stainless steel and titanium alloy.
9. The online quality control instrument for water quality according to claim 5, wherein the water sample cup and the two sets of liquid level probes are integrally injection molded.
10. The online quality control instrument for water quality according to claim 1, characterized in that a power supply is further arranged on the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120910589.4U CN214845201U (en) | 2021-04-29 | 2021-04-29 | Online quality control instrument for water quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120910589.4U CN214845201U (en) | 2021-04-29 | 2021-04-29 | Online quality control instrument for water quality |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214845201U true CN214845201U (en) | 2021-11-23 |
Family
ID=78769974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120910589.4U Active CN214845201U (en) | 2021-04-29 | 2021-04-29 | Online quality control instrument for water quality |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214845201U (en) |
-
2021
- 2021-04-29 CN CN202120910589.4U patent/CN214845201U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209729213U (en) | Along journey drag reduction experiment instrument | |
| CN214845201U (en) | Online quality control instrument for water quality | |
| CN209378519U (en) | A kind of defoaming agent mixer | |
| CN106680144A (en) | Automatic air exhausting, dirt removing and density detecting device of acid-circulation battery formation system pipeline | |
| CN203811426U (en) | Waste water sampling device and waste water monitoring system | |
| CN215574623U (en) | High-precision overflow metering device applied to water quality online monitoring equipment | |
| CN205308360U (en) | Move device of getting solution | |
| CN213812984U (en) | Auxiliary device for cold water degassing sampling and instrument calibration in phase modulator | |
| CN212758535U (en) | Condensation kettle with sampling device | |
| CN203732328U (en) | Sampling device capable of extracting gas sample from negative pressure pipeline | |
| CN103852351B (en) | A kind of sampler of extracting gases sample in negative-pressure pipeline and sampling method | |
| CN207408268U (en) | A kind of fire foam mobility-detected device | |
| CN208334088U (en) | A kind of catheter resistance to bend(ing) experimental rig | |
| CN209784299U (en) | Corrosion inhibitor on-line evaluation device for oil-gas-water multiphase flow mixed transportation | |
| CN209117622U (en) | A kind of ammonia nitrogen water quality analyzer | |
| CN208627927U (en) | Specimen needle cleaning device | |
| CN206378174U (en) | Measuring tool | |
| CN208187765U (en) | A kind of reactor tank sampling cleaning device | |
| CN202693440U (en) | Clamped-jacketed type bottom sample injection full-automatic ubbelohde viscometer | |
| CN205067357U (en) | Mobile detection device of online intermittent type of quality of water | |
| CN220188178U (en) | Trace sample digestion bottle | |
| CN206114487U (en) | Experimental liquid automatic configuration device of salt fog machine | |
| CN110726657A (en) | Device for visually evaluating influence of tail water recharge on core sample | |
| CN219302282U (en) | Closed gas acid-base nature direct detection device | |
| CN104865099A (en) | Multifunctional sampling tank suitable for fermented sample treatment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |