CN107449930A - A kind of liquid keeps sample sampler - Google Patents
A kind of liquid keeps sample sampler Download PDFInfo
- Publication number
- CN107449930A CN107449930A CN201710846255.3A CN201710846255A CN107449930A CN 107449930 A CN107449930 A CN 107449930A CN 201710846255 A CN201710846255 A CN 201710846255A CN 107449930 A CN107449930 A CN 107449930A
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- CN
- China
- Prior art keywords
- sample
- sampler
- liquid
- pipeline
- sampling
- 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.)
- Pending
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- 239000007788 liquid Substances 0.000 title claims abstract description 51
- 238000005070 sampling Methods 0.000 claims abstract description 32
- 238000004458 analytical method Methods 0.000 claims abstract description 29
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 23
- 238000004891 communication Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 6
- 239000012530 fluid Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009614 chemical analysis method Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1009—Characterised by arrangements for controlling the aspiration or dispense of liquids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N2035/1027—General features of the devices
Abstract
Keep sample sampler the invention provides a kind of liquid, including jet pump, keep sample sampler and sampling container, jet pump includes the anemostat, trunnion and suction room being sequentially connected, keep sample one end of sampler connects anemostat by pipeline, the other end connects trunnion by pipeline, the sampler that keeps sample is in " second " font, and sampling container connection, which keeps sample, sampler and is provided with control valve.Can leave and take newest sample in liquid sample leaving device using device, at the same can to liquid need to be analyzed, each reagent is sampled, sampling sample enters response analysis system and is used to analyzing etc..It is characteristic of the invention that keep sample with sampling structure and it is simple to operate, can leave and take that the newest sample of stream, sampling be convenient, unpowered requirement, be suitable for needs and keep sample, adapt to the occasions such as manual or automatic response analysis systematic sampling.
Description
Technical field
The invention belongs to the field of fluid transport technology, and in particular to a kind of liquid keeps sample sampler.
Background technology
At present, it is frequently necessary to sample in the stream of fluid or keeps sample, such as：Among pipeline, the liquid of sewage draining exit takes
Sample and keep sample, for the constituent analysis to liquid, process control and comparing etc..Existing sampling or the method to keep sample are more
Sample, in addition to a part of manual operation, largely need using the power-equipment such as kinetic pump, coordinate other devices complete sampling and
Keep sample.
Manual operation samples and during keeping sample, exist some sample position be not easy to manual operation, take human resources,
The problems such as being not suitable for the sample introduction of automatic monitoring analyzer device., it is necessary to consumption electric power in the case of using the power-equipment such as pump,
Cost is higher, it is necessary to which complex circuit control and pipe-line system complete sampling or the process that keeps sample.
The content of the invention
That subject matter has sample position not respectively be present the invention solves manual operation and using power-equipment
Just, consume human resources, cost it is high, it is complicated, be unfavorable for automatic monitoring analysis etc.,
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme that：
One kind keeps sample sampler, including jet pump, keep sample sampler and sampling container, and jet pump includes the expansion being sequentially connected
Separate tube, trunnion and suction room, the one end for the sampler that keeps sample connect anemostat by pipeline, and the other end connects trunnion by pipeline,
The sampler that keeps sample is in " second " font, and sampling container connection, which keeps sample, sampler and is provided with control valve.
Jet pump device is installed on to the liquid line end or pipeline centre position for needing to sample, jet pump inlet and outlet
Should be consistent with liquid flow direction, the sample tap of pipeline is provided with jet pump liquid-inlet.
Further, response analysis system and more than one reagent bottle are additionally provided with；The reagent bottle passes through pipeline connection
Response analysis system, pipeline are provided with controlled valve；The response analysis system is additionally provided with an inlet and more than one
Liquid outlet, inlet pass through pipeline communication trunnion by pipeline communication anemostat, liquid outlet；
Further, the sampler that keeps sample is detachably connected with pipeline；
Liquid in the present invention sampler that keeps sample is " second " character form structure, during installation can horizontal or vertical direction installation, Vertical Square
To liquid-inlet during installation upper, export under.After liquid travels from liquid sample leaving device, partially liq can retain in sample leaving device bottom
Portion, the sample leaving device can retain the newest liquid passed through in pipeline, taken out and kept sample by bottom valve, as coordinated the valve automatically controlled
Door, can be in the time of setting or time interval point, the container that liquid is kept sample in sample-holding container rotating disk
By jet pump device, liquid sample leaving device corresponds to pipeline rear end and forms negative pressure, and liquid can pass through along pipeline at sample leaving opening
Liquid sample leaving device, by response analysis system or suction room part among jet pump is directly entered, forms closure stream.Liquid
Sample leaving device keep sample or response analysis system in sampling be all the time jet pump installation stream in newest liquid.
Reagent sampling stream in the present invention, is to utilize negative pressure caused by jet pump device, by reagent in reagent sampling bottle
Suction out, into response analysis system, for artificial or Instrumental Analysis.Stream is sampled by rationally designing, simplifies reagent sampling
Process, coordinate the devices such as valve, reactor, be easy to completion to automatically analyze process.
Understand via above-mentioned technical scheme, compared with prior art, keep sample sampler the invention provides a kind of liquid,
First with jet pump device, negative pressure is produced with sampling line end keeping sample, is realized most by the liquid sample leaving device in pipeline
New stream keeping sample through liquid, the sampling of reagent is realized by reagent sampling line.The present invention passes through relatively reasonable stream and dress
Put, complete keeping sample and sampling for liquid, the newest sample of stream can be left and taken automatically, sampling is convenient, structurally and operationally simpler.
Brief description of the drawings
Fig. 1 is that liquid of the present invention keeps sample and sampler schematic diagram；
Fig. 2 is liquid sample leaving device schematic diagram of the present invention.
Embodiment
In the present invention, using device as shown in Figure 1, realize that liquid keeps sample and sampled.First by jet pump in device
（101）Liquid line end or pipeline centre position are installed on, such as：Pipeline sewage draining exit, pipeline intermediate demand sample position.
It is inlet above jet pump in Fig. 1, anemostat（102）, external to stretch into sample reserving tube, lower section is liquid outlet, and liquid passes through jet
Pump（101）, can be in suction room（113）Interior formation negative pressure.
When fluid flows through in jet pump, control valve in Fig. 1（104）Close, first switch valve（106）Closing, second
Controlled valve（107）In the case of opening, because sucking room（113）Negative pressure is produced, liquid can enter the sampler that keeps sample from sample leaving opening
（103）, after liquid flows through the sampler that keeps sample, control valve can be opened in bottom remaining portions liquid（104）Taking-up keeps sample.Such as
Control valve（104）Realization automatically controls, and liquid can keep sample in sample-holding container in the time of setting or time interval point
（105）In.Therefore, sample-holding container is passed through（105）It can conveniently keep sample, be left and taken most in the case of fluid intermittent flow in jet pump
New liq, it can be achieved to keep sample automatically.When first switch valve（106）Open, second switch valve（107）In the case of closing,
Liquid can flow through response analysis system（112）, realize response analysis system（112）Sampling to liquid, it is easy to response analysis system
System（112）In artificial or apparatus measures analysis liquid.Response analysis system（112）It is by valve, pipeline, analysis component, circuit control
The system of the part such as system composition, can be automatically analyzed；Manual analysis is to complete to analyze by manual operation；The above-mentioned reaction referred to point
Analysis system（112）Analyze the module of liquid for artificial or apparatus measures, by heating the conditions such as pressurization in system, realize sample with
Reaction between chemical reagent, fiting chemical analysis method, complete the analysis such as sample composition.Liquid in the present invention keeps sample and taken
The device of sample, response analysis system can be made（112）Run more efficiently convenient.
In the present invention, keep sample sampler（103）It is detachably connected with pipeline, its structure is as shown in Fig. 2 the sampler that keeps sample
（103）, can horizontal direction for " second " character form structure（Fig. 2-a）Placement or vertical direction（Fig. 2-b）Place, horizontal direction is placed
Import（201）And outlet（203）Without left and right directions requirement, import when vertical direction is placed（201）Upper, liquid flow all can later
Retention liquid is left in sample leaving device（202）, can be from the outlet that keeps sample（204）Take out and retain liquid.
In the present invention, to the sampling process of reagent as shown in fig. 1, different reagent storages are in the first reagent bottle（108）,
Two reagent bottles（109）Etc. being connected in different reagent bottles, in mentioned reagent bottle with the external world by pipeline, keep pressure consistent, examination
Agent sampling pipe one end is placed in reagent bottle bottom, the other end and jet pump（101）Suction room（113）It is connected, works as jet pump
（101）Suction room（113）Negative pressure is produced, opens the 3rd controlled valve（110）With the 4th controlled valve（111）, in reagent bottle
Reagent can pass through response analysis system（112）, flow direction suction room（113）, close the 3rd controlled valve（110）With the 4th switch valve
Door（111）, then stop liquid in reagent bottle and flow out.
Therefore, those skilled in the art can utilize the sampler of the present invention that keeps sample, in response analysis system
（112）In, it can complete to need the sampling for analyzing liquid, and the sampling of required reagent, for next step manual analysis or instrument
Automatic chemical analysis processes.
Beneficial effect of the present invention：Keep sample and possess sampling convenience with sampling process, the newest sample of stream, sample leaving device side can be left and taken
To adjustable, structurally and operationally simple, unpowered the advantages that requiring, this method is also adapted to automatic response analysis system, and from
Dynamic the automatic of measuring instrument batch (-type) measurement keeps sample, for comparing.
Claims (3)
- The sampler 1. a kind of liquid keeps sample, it is characterised in that：Including jet pump, keep sample sampler and sampling container, jet Pump includes the anemostat, trunnion and suction room being sequentially connected, and the one end for the sampler that keeps sample connects anemostat, the other end by pipeline Trunnion is connected by pipeline, the sampler that keeps sample be in " second " font, and sampling container, which connects, to keep sample sampler and be provided with control valve Door.
- The sampler 2. a kind of liquid according to claim 1 keeps sample, it is characterised in that：Be additionally provided with response analysis system and More than one reagent bottle；The reagent bottle is provided with controlled valve by pipeline connection response analysis system, pipeline；It is described anti- Analysis system is answered to be additionally provided with an inlet and more than one liquid outlet, inlet passes through pipeline communication anemostat, liquid outlet Pass through pipeline communication trunnion.
- The sampler 3. a kind of liquid according to claim 1 or 2 keeps sample, it is characterised in that：It is described keep sample sampler with Pipeline is detachably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710846255.3A CN107449930A (en) | 2017-09-19 | 2017-09-19 | A kind of liquid keeps sample sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710846255.3A CN107449930A (en) | 2017-09-19 | 2017-09-19 | A kind of liquid keeps sample sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107449930A true CN107449930A (en) | 2017-12-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710846255.3A Pending CN107449930A (en) | 2017-09-19 | 2017-09-19 | A kind of liquid keeps sample sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107449930A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112946203A (en) * | 2021-03-24 | 2021-06-11 | 厦门微控科技有限公司 | System for use aqueous ammonia analysis appearance on-line analysis canning aqueous ammonia |
-
2017
- 2017-09-19 CN CN201710846255.3A patent/CN107449930A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112946203A (en) * | 2021-03-24 | 2021-06-11 | 厦门微控科技有限公司 | System for use aqueous ammonia analysis appearance on-line analysis canning aqueous ammonia |
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