CN205015193U - Twin -tub sampling instrument - Google Patents
Twin -tub sampling instrument Download PDFInfo
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- CN205015193U CN205015193U CN201520795468.4U CN201520795468U CN205015193U CN 205015193 U CN205015193 U CN 205015193U CN 201520795468 U CN201520795468 U CN 201520795468U CN 205015193 U CN205015193 U CN 205015193U
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- peristaltic pump
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Abstract
The utility model relates to a twin -tub sampling instrument, which comprises the following components: a cabinet, be equipped with first three -way valve in the rack, second three -way valve and third three -way valve, three passageway at first three -way valve is connected with first sample connection respectively, tee bend and peristaltic pump, the other end at the peristaltic pump links to each other with first buffer memory bucket, the three passageway of third three -way valve is connected with first buffer memory bucket respectively, second buffer memory bucket and give appearance mouthful, be connected with the one end of second peristaltic pump on second buffer memory bucket, the other end of second peristaltic pump links to each other with one of them passageway of second three -way valve, two other passageways of second three -way valve are connected with second sample connection and tee bend respectively, still be connected with in the tee bend and stay the appearance mouth, be equipped with a plurality of appearance bottles that stay in the below of staying the appearance mouth. The utility model discloses having whole journey and staying a kind function in step, provide and verify the water sample effectively again, carry out the reagent interpolation to preserveing the water sample, the low temperature save is ensured the water sample at utmost and is never degenerated. Can effectively prevent the artificially row's of stealing overstandard waste water.
Description
Technical field
The utility model relates to a kind of sampling instrument, particularly a kind of twin-tub sampling instrument.
Background technology
At present, the sampling instrument ubiquity used: 1, sampling lag, instrument to be analyzed detects the post-sampling instrument that exceeds standard and just samples and keep sample, and water sample is asynchronous; 2, the sample that sampling instrument is taked is the water sample of certain time point, does not possess the representativeness of water sample in a period of time, easily forms the cheating of specific aim intermittent discharge; 3, checkout equipment and sampling instrument sample separately, form 2 cover sampling systems, cheating of easily faking; 4, sampling instrument without buffer storage or buffer storage external, retention sample that cannot be authentic and valid; 5, the design of sampling instrument buffer storage is outside at cooling cylinder, can not provide omnidistance deepfreeze; 6, in checkout equipment analytic process, sampling instrument cannot be sampled again, need could continue sampling, life period blind area on sampling instrument empties after a sample.
Summary of the invention
The purpose of this utility model is to overcome above deficiency, provides a kind of complete monitoring instrument state, provides effective data verification indispensable evidence, prevent artificial change, the twin-tub sampling instrument that work efficiency is high.
The purpose of this utility model is achieved through the following technical solutions: a kind of twin-tub sampling instrument, comprise rack, the first T-valve is provided with in described rack, second T-valve and the 3rd T-valve, the first sample tap is connected at three passages of described first T-valve, threeway and peristaltic pump, be connected with the first buffer memory bucket at the other end of described peristaltic pump, three passages of described 3rd T-valve are connected to the first buffer memory bucket, second buffer memory bucket and give sample mouth, described second buffer memory bucket is connected with one end of the second peristaltic pump, the other end of described second peristaltic pump is connected with one of them passage of the second T-valve, two other passage of described second T-valve is connected to the second sample tap and threeway, described threeway is also connected with sample leaving opening, multiple bottle that keeps sample is provided with in the below of described sample leaving opening, described sample leaving opening is connected with lead screw motor, is controlled the orientation of sample leaving opening by lead screw motor, the bottom of described rack is provided with cooling cylinder, and described threeway, sample leaving opening, lead screw motor and the bottle that keeps sample all are located in cooling cylinder.
The utility model compared with prior art has the following advantages: inside establish buffer storage, can guarantee analyze sample and retain sample consistance; Buffer storage all designs at congealer inner with the bottle that keeps sample, and promotes the Sample storage time limit further; Buffer storage is designed to 2 tunnels, A/B road cyclic switching, and the equipment that realizes uninterruptedly mixes sampling, guarantees that water sample has time period representativeness; Intelligence maintenance design, when a road fault appears in equipment, can automatically switch to another road, export fault alarm simultaneously, effectively shorten the downtime; Intelligent anti-cheating designs, and over-standard sample retention Stochastic choice keeps sample bottle order, need input web-privilege password Web, just can consult that the information of exceeding standard is corresponding with the bottle that keeps sample encodes, effectively prevent personnel from changing sample and practise fraud.
accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model;
Number in the figure: 1, the first buffer memory bucket A2, the second buffer memory bucket B3, the first T-valve 4, second T-valve 5, the 3rd T-valve 6, first peristaltic pump 7, second peristaltic pump-28, the bottle 9 that keeps sample, cooling cylinder 10, sample leaving opening 11, lead screw motor 12, to sample mouth 13, first sample tap 14, second sample tap 15, threeway.
embodiment:
In order to deepen understanding of the present utility model, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, and this embodiment, only for explaining the utility model, does not form the restriction to the utility model protection domain.
As Fig. 1 shows the embodiment of a kind of twin-tub sampling instrument of the utility model: comprise rack, the first T-valve 3 is provided with in described rack, second T-valve 4 and the 3rd T-valve 5, the first sample tap 13 is connected at three passages of described first T-valve 3, threeway 15 and peristaltic pump 6, be connected with the first buffer memory bucket 1 at the other end of described peristaltic pump 6, three passages of described 3rd T-valve 5 are connected to the first buffer memory bucket 1, second buffer memory bucket 2 and give sample mouth 12, described second buffer memory bucket 2 is connected with one end of the second peristaltic pump 7, the other end of described second peristaltic pump 7 is connected with one of them passage of the second T-valve 4, two other passage of described second T-valve 4 is connected to the second sample tap 14 and threeway 15, described threeway 15 is also connected with sample leaving opening 10, multiple bottle 8 that keeps sample is provided with in the below of described sample leaving opening 10, described sample leaving opening 10 is connected with lead screw motor 11, is controlled the orientation of sample leaving opening 10 by lead screw motor 11, the bottom of described rack is provided with cooling cylinder 9, and described threeway 15, sample leaving opening 10, lead screw motor 11 and the bottle 8 that keeps sample all are located in cooling cylinder 9.
Process description
Monitoring water sample, by the first sample tap 13, is extracted by the first peristaltic pump 6, switches through the first T-valve 3, and monitoring water sample is sent to the first buffer memory bucket 1.
Sampling instrument, according to the cycle of analytical instrument, arranges multiple repairing weld within each cycle, repeats above-mentioned action, the monitoring water sample in a period of time is repeatedly got to carry out stirring in the first buffer memory bucket 1 homogeneous.
During instrumental analysis, the monitoring water sample in the first buffer memory bucket 1 switches via the 3rd T-valve 5, finally detects from being supplied to analytical instrument to sample mouth 12.
Analysis result is not if exceeded standard, then the monitoring water sample in the first buffer memory bucket 1, to be reversed extraction by the first peristaltic pump 6, switch through the first T-valve 3, from the first sample tap 13 anti-row find time.
Analysis result is as exceeded standard, then the monitoring water sample in the first buffer memory bucket 1, to be reversed extraction by the first peristaltic pump 6, switch through the first T-valve 3, flow out from sample leaving opening 10, by lead screw motor 11 control azimuth, being saved in by the order of setting by retention sample keeps sample in bottle 8, waits for manual detection analysis.
While detecting instrument is analyzed, monitoring water sample switches to channel B, by the second sample tap 14, is extracted by the second peristaltic pump 7, switches through the second T-valve 4, and monitoring water sample is sent to the second buffer memory bucket 2.Sampling instrument repeats above-mentioned action, the monitoring water sample in a period of time is repeatedly got to carry out stirring in the second buffer memory bucket 2 homogeneous.
When next instrumental analysis, the monitoring water sample in the second buffer memory bucket 2 switches via 5 T-valve-3, is finally supplied to analytical instrument to sample mouth from 12 and detects.
Analysis result is not if exceeded standard, then the monitoring water sample in the second buffer memory bucket 2, to be reversed extraction by the second peristaltic pump 7, switch through the second T-valve 4, from the second sample tap 14 anti-row find time.
Analysis result is as exceeded standard, then the monitoring water sample in the second buffer memory bucket 2, to be reversed extraction by the second peristaltic pump 7, switch through the second T-valve 4, flow out from sample leaving opening 10, by lead screw motor 11 control azimuth, being saved in by the order of setting by retention sample keeps sample in bottle 8, waits for manual detection analysis.
Above-mentioned first buffer memory bucket 1, second buffer memory bucket 2 implementation cycle circulation, thus realize the sampling of sampling instrument non-blind area, repeatedly mix the true representations adopted and ensure that monitoring water sample in the sampling instrument cycle, effectively can prevent from intermittently practising fraud discharge.
Above-mentioned first buffer memory bucket 1, second buffer memory bucket 2, the bottle 8 that keeps sample all to design in cooling cylinder 9, ensures the omnidistance Cord blood of water sample.
Establish buffer storage in the utility model, can guarantee analyze sample and retain sample consistance;
Buffer storage all designs at congealer inner with the bottle that keeps sample, and promotes the Sample storage time limit further;
Buffer storage is designed to 2 tunnels, A/B road cyclic switching, and the equipment that realizes uninterruptedly mixes sampling, guarantees that water sample has time period representativeness;
Intelligence maintenance design, when a road fault appears in equipment, can automatically switch to another road, export fault alarm simultaneously, effectively shorten the downtime;
Intelligent anti-cheating designs, and over-standard sample retention Stochastic choice keeps sample bottle order, need input web-privilege password Web, just can consult that the information of exceeding standard is corresponding with the bottle that keeps sample encodes, effectively prevent personnel from changing sample and practise fraud.
Claims (3)
1. a twin-tub sampling instrument, comprise rack, it is characterized in that: in described rack, be provided with the first T-valve (3), second T-valve (4) and the 3rd T-valve (5), the first sample tap (13) is connected at three passages of described first T-valve (3), threeway (15) and peristaltic pump (6), be connected with the first buffer memory bucket (1) at the other end of described peristaltic pump (6), three passages of described 3rd T-valve (5) are connected to the first buffer memory bucket (1), second buffer memory bucket (2) and give sample mouth (12), described second buffer memory bucket (2) is connected with one end of the second peristaltic pump (7), the other end of described second peristaltic pump (7) is connected with one of them passage of the second T-valve (4), two other passage of described second T-valve (4) is connected to the second sample tap (14) and threeway (15), described threeway (15) is also connected with sample leaving opening (10), multiple bottle that keeps sample (8) is provided with in the below of described sample leaving opening (10).
2. a kind of twin-tub sampling instrument according to claim 1, is characterized in that: described sample leaving opening (10) is connected with lead screw motor (11), is controlled the orientation of sample leaving opening (10) by lead screw motor (11).
3. a kind of twin-tub sampling instrument according to claim 1, it is characterized in that: the bottom of described rack is provided with cooling cylinder (9), described threeway (15), sample leaving opening (10), lead screw motor (11) and the bottle that keeps sample (8) are all located in cooling cylinder (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520795468.4U CN205015193U (en) | 2015-10-15 | 2015-10-15 | Twin -tub sampling instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520795468.4U CN205015193U (en) | 2015-10-15 | 2015-10-15 | Twin -tub sampling instrument |
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| Publication Number | Publication Date |
|---|---|
| CN205015193U true CN205015193U (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520795468.4U Active CN205015193U (en) | 2015-10-15 | 2015-10-15 | Twin -tub sampling instrument |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115789A (en) * | 2015-10-15 | 2015-12-02 | 江苏汇环环保科技有限公司 | Double-barrel sampling instrument |
| CN106610348A (en) * | 2016-10-13 | 2017-05-03 | 中核第四研究设计工程有限公司 | Fully automatic liquid sampling device and use method thereof |
| CN112198011A (en) * | 2020-10-26 | 2021-01-08 | 江苏尚维斯环境科技有限公司 | Automatic sampler for water pollution source |
-
2015
- 2015-10-15 CN CN201520795468.4U patent/CN205015193U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115789A (en) * | 2015-10-15 | 2015-12-02 | 江苏汇环环保科技有限公司 | Double-barrel sampling instrument |
| CN106610348A (en) * | 2016-10-13 | 2017-05-03 | 中核第四研究设计工程有限公司 | Fully automatic liquid sampling device and use method thereof |
| CN106610348B (en) * | 2016-10-13 | 2023-10-20 | 中核第四研究设计工程有限公司 | Full-automatic liquid sampling device and application method thereof |
| CN112198011A (en) * | 2020-10-26 | 2021-01-08 | 江苏尚维斯环境科技有限公司 | Automatic sampler for water pollution source |
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