CN213180874U - Water sample pretreatment device for online monitoring of water quality - Google Patents
Water sample pretreatment device for online monitoring of water quality Download PDFInfo
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- CN213180874U CN213180874U CN202021891442.7U CN202021891442U CN213180874U CN 213180874 U CN213180874 U CN 213180874U CN 202021891442 U CN202021891442 U CN 202021891442U CN 213180874 U CN213180874 U CN 213180874U
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Abstract
The utility model relates to a water quality on-line monitoring water sample pretreatment device, which comprises a water sample pump and a pipeline arranged in a case, wherein the pipeline comprises a water inlet pipeline and an overflow pipeline, one end of the water inlet pipeline connected with the water sample pump is provided with a water inlet three-way joint, the water inlet three-way joint is respectively communicated with the water sample pump, the water inlet pipeline and a recovery device, the communication part of the water inlet three-way joint and the water sample pump is provided with a first valve, and the communication part of the water inlet three-way joint and the recovery device is provided with a second valve; and one end of the overflow pipeline connected with the recovery device is provided with an overflow tee joint, the overflow tee joint is respectively communicated with the overflow pipeline, the self-cleaning water pump and the recovery device, a third valve is arranged at the communication position of the overflow tee joint and the self-cleaning water pump, and a fourth valve is arranged at the communication position of the overflow tee joint and the recovery device. The utility model discloses realize automatic business turn over water, it is stable to have business turn over water, stays the water sample, dismantles the convenience and self-cleaning's advantage.
Description
Technical Field
The utility model relates to a water sample preprocessing device, more specifically say, it relates to online monitoring water sample preprocessing device of quality of water.
Background
In recent years, the ecological environment protection draws more and more attention of the whole society, and the proposal of the 'Jinshan Yinshan is inferior to the Qingshan of the green water', which rings the alarm clock for the ecological protection consciousness of our people. Water quality monitoring is as the essential part in the environmental engineering construction, and is significant to the effect of environmental protection, and wherein, water sampling preprocessing device provides reliable and stable water sample for water quality monitoring appearance. However, the general pipeline structure of the water sampling pretreatment device on the market at present is simple, the self-cleaning function is lacked, when the device continuously operates for a period of time, the pipeline needs to be detached for cleaning, and then the device is installed again, so that the time and the labor are consumed.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a simple structure's online monitoring water sample preprocessing device of quality of water realizes automatic business turn over water, has business turn over water stable, stays the water sample, dismantles convenient and self-cleaning advantage, and the inlet channel after automatic washing can ensure that the water sample that awaits measuring does not receive the pollution, avoids the water sample distortion that awaits measuring, truly reflects the quality of water condition.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the water quality online monitoring water sample pretreatment device comprises a water sample water pump and a pipeline which are arranged in a case, wherein the pipeline comprises a water inlet pipeline and an overflow pipeline, one end of the water inlet pipeline is communicated with the water sample water pump, the other end of the water inlet pipeline is provided with a sampling tee joint, the sampling tee joint is respectively communicated with the water inlet pipeline, the overflow pipeline and a water sampling pipe of a water quality monitor, one end of the water sampling pipe extends to the position below the highest liquid level of the sampling tee joint, the overflow pipeline is externally connected with a recovery device, when a water sample enters the sampling tee joint, the liquid level in the sampling tee joint can be maintained at a certain height, the overflowed water sample is collected by the overflow pipeline and is led to the recovery device, one end of the water sampling pipe is positioned below the highest liquid level of the sampling tee joint;
one end of a water inlet pipeline connected with the water sample pump is provided with a water inlet three-way joint, the water inlet three-way joint is respectively communicated with the water sample pump, the water inlet pipeline and the recovery device, a first valve is arranged at the communication part of the water inlet three-way joint and the water sample pump, and a second valve is arranged at the communication part of the water inlet three-way joint and the recovery device; an overflow tee joint is arranged at one end of an overflow pipeline connected with the recovery device, the overflow tee joint is respectively communicated with the overflow pipeline, the self-cleaning water pump and the recovery device, a third valve is arranged at the communication position of the overflow tee joint and the self-cleaning water pump, a fourth valve is arranged at the communication position of the overflow tee joint and the recovery device, when sampling is needed, the manual sample-holding water valve, the second valve, the third valve and the self-cleaning water pump are closed, the first valve, the fourth valve and the water sample water pump are opened, a water sample enters the water inlet pipeline from the water sample water pump, the liquid level in the sampling tee joint is maintained at a certain height, an overflowing water sample is collected by the overflow pipeline and is led to the recovery device, when the pipeline needs to be cleaned, the manual sample-holding water valve, the first valve and the fourth valve are closed, the second valve, the third valve and the self-cleaning water pump are opened, pure water for cleaning enters the, and (4) flushing the overflow pipeline and the water inlet pipeline, and enabling the cleaned wastewater to enter a recovery device.
In one embodiment, the sampling tee joint is a transparent sampling tee joint, so that the conditions of a water sample and whether a pipeline is polluted or not can be observed conveniently.
In one embodiment, be equipped with the manual water valve that stays the sample on the inlet channel, the manual water valve that stays the sample is normally closed under the ordinary condition, can gather the water sample through opening the manual water valve that stays the sample, observes the condition of water sample, compares with the water sample that gets into water quality monitoring appearance, can tentatively judge whether water quality monitoring appearance's testing result accords with actual conditions.
In one of them embodiment, the inlet channel is including the first inlet channel and the second inlet channel of intercommunication, be equipped with the manual water valve of remaining the appearance on the first inlet channel, the one end and the sampling three way connection intercommunication of first inlet channel, the other end of first inlet channel is connected with the one end detachably of second inlet channel, the other end and the three way connection intercommunication of intaking of second inlet channel, detachable structure are convenient for change the pipeline.
In one embodiment, the overflow pipeline comprises a first overflow pipeline and a second overflow pipeline which are communicated with each other, one end of the first overflow pipeline is communicated with the sampling tee joint, the other end of the first overflow pipeline is detachably connected with one end of the second overflow pipeline, the other end of the second overflow pipeline is communicated with the overflow tee joint, and the detachable structure facilitates pipeline replacement.
In one embodiment, the first valve, the second valve, the third valve and the fourth valve are electromagnetic valves, and automatic sampling and automatic cleaning are realized by automatically opening or closing the electromagnetic valves.
In one embodiment, the recovery device is provided with a waste valve. The utility model discloses following beneficial effect has:
the utility model is provided with a sampling tee joint at one end of the water inlet pipe, the sampling tee joint is also respectively communicated with the overflow pipe and the water sampling pipe of the water quality monitor, when the water sample enters the sampling tee joint, the liquid level in the sampling tee joint can be maintained at a height, the overflowed water sample is collected by the overflow pipe and led to the recovery device, one end of the water sampling pipe is positioned below the highest liquid level of the sampling tee joint to realize the stable water inlet of the water quality monitor, the water inlet pipe is provided with the water inlet tee joint at the joint with the water sample pump, two interfaces of the water inlet tee joint are respectively provided with a first valve and a second valve, the overflow pipe is provided with the overflow tee joint at the joint with the recovery device, and two interfaces of the overflow tee joint are respectively provided with a third valve and a fourth valve, by closing the manual sample-keeping water valve, the second valve, the third valve and, open first valve, fourth valve and water sample water pump and carry out sampling operation, through closing manual sample water valve, first valve and the fourth valve of staying, open second valve, third valve and self-cleaning water pump and carry out self-cleaning operation, the utility model discloses simple structure can realize automatic business turn over water, has business turn over water stability and self-cleaning advantage.
Drawings
Fig. 1 is a schematic diagram of embodiment 1 of the present invention;
fig. 2 is a schematic diagram of embodiment 2 of the present invention.
In the figure: 1-case, 21-manual sample retention water valve, 22-water inlet tee joint, 23-first valve, 24-second valve, 25-waste liquid valve, 26-first water inlet pipeline, 27-second water inlet pipeline, 31-overflow tee joint, 32-fourth valve, 33-third valve, 34-first overflow pipeline, 35-second overflow pipeline, 4-sampling tee joint, 41-water sampling pipe, 5-water sample pump, 6-self-cleaning water pump and 7-recovery device.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
It should be noted that all the directional terms such as "upper" and "lower" referred to herein are used with respect to the view of the drawings, and are only for convenience of description, and should not be construed as limiting the technical solution.
As shown in fig. 1-2.
Example 1
As shown in fig. 1, the water sample pretreatment device for online water quality monitoring comprises a water sample pump 5 and a pipeline which are arranged in a case 1, wherein the pipeline comprises a water inlet pipeline and an overflow pipeline, one end of the water inlet pipeline is communicated with the water sample pump 5, the other end of the water inlet pipeline is provided with a sampling three-way joint 4, the sampling three-way joint 4 is respectively communicated with the water inlet pipeline, the overflow pipeline and a water sampling pipe 41 of a water quality monitor, one end of the water sampling pipe 41 extends to the position below the highest liquid level of the sampling three-way joint 4, and the overflow pipeline is externally connected with a recovery device;
the water inlet pipeline is provided with a manual sample retaining water valve 21, the manual sample retaining water valve 21 is normally closed under the normal condition, a water sample can be collected by opening the manual sample retaining water valve 21, the condition of the water sample is observed and compared with the water sample entering the water quality monitor, whether the detection result of the water quality monitor meets the actual condition or not can be preliminarily judged, and the data tracing is realized;
one end of a water inlet pipeline connected with the water sample pump 5 is provided with a water inlet three-way joint 22, the water inlet three-way joint 22 is respectively communicated with the water sample pump 5, the water inlet pipeline and the recovery device 7, a first valve 23 is arranged at the communication part of the water inlet three-way joint 22 and the water sample pump 5, and a second valve 24 is arranged at the communication part of the water inlet three-way joint 22 and the recovery device 7; one end of an overflow pipeline connected with the recovery device 7 is provided with an overflow tee joint 31, the overflow tee joint 31 is respectively communicated with the overflow pipeline, the self-cleaning water pump 6 and the recovery device 7, a third valve 33 is arranged at the communication position of the overflow tee joint 31 and the self-cleaning water pump 6, a fourth valve 32 is arranged at the communication position of the overflow tee joint 31 and the recovery device 7, the first valve 23, the second valve 24, the third valve 33 and the fourth valve 32 are all electromagnetic valves, and automatic sampling and automatic cleaning are realized by automatic opening or closing of the electromagnetic valves.
Preferably, sampling three way connection 4 is transparent sampling three way connection 4, is convenient for observe the condition of water sample and whether the pipeline is contaminated the condition.
Preferably, inlet channel and overflow pipe also can adopt transparent material to make, are convenient for observe the condition of water sample and the contaminated condition of pipeline.
Preferably, the recovery device 7 is provided with a waste liquid valve 25, the recovery device 7 leads to a sampling water source, the waste liquid valve 25 is opened during sampling, and water overflowing to the recovery device 7 can return to the sampling water source. Example 2
As shown in fig. 2, on the basis of embodiment 1, the water inlet pipeline includes a first water inlet pipeline 26 and a second water inlet pipeline 27 that are communicated, a manual sample-remaining water valve 21 is arranged on the first water inlet pipeline 26, one end of the first water inlet pipeline 26 is communicated with the sampling three-way joint 4, the other end of the first water inlet pipeline 26 is detachably connected with one end of the second water inlet pipeline 27, the other end of the second water inlet pipeline 27 is communicated with the water inlet three-way joint 22, and the detachable structure is convenient for replacing the pipeline.
In one embodiment, the overflow pipeline comprises a first overflow pipeline 34 and a second overflow pipeline 35 which are communicated with each other, one end of the first overflow pipeline 34 is communicated with the sampling three-way joint 4, the other end of the first overflow pipeline 34 is detachably connected with one end of the second overflow pipeline 35, the other end of the second overflow pipeline 35 is communicated with the overflow three-way joint 31, and the detachable structure facilitates pipeline replacement.
The use of the present invention is illustrated in the above embodiments:
when sampling is needed, the manual sample retention water valve 21, the second valve 24, the third valve 33 and the self-cleaning water pump 6 are automatically closed, the first valve 23, the fourth valve 32 and the water sample water pump 5 are automatically opened, a water sample enters the water inlet pipeline from the water sample water pump 5, the liquid level in the sampling tee joint 4 is maintained at a certain height, an overflowing water sample is collected by the overflow pipeline and led to the recovery device 7, the waste liquid valve 25 is opened, and water overflowing to the recovery device 7 can return to the water source for sampling, so that the water sampling pipe 41 of the water quality monitor extends to the position below the liquid level in the sampling tee joint 4, and the water pumping pump of the water quality monitor stably pumps out the water sample;
in the sampling process, the manual sample retaining water valve 21 can be opened to observe the condition of a water sample, and the condition is compared with the water sample entering the water quality monitor, so that whether the detection result of the water quality monitor meets the actual condition or not can be preliminarily judged;
when the pipeline needs to be cleaned, the manual sample retention water valve 21, the first valve 23 and the fourth valve 32 are automatically closed, the second valve 24, the third valve 33 and the self-cleaning water pump 6 are automatically opened, pure water for cleaning enters the overflow pipeline from the self-cleaning water pump 6 to flush the overflow pipeline and the water inlet pipeline, the cleaned wastewater enters the recovery device 7, and meanwhile, the pipeline between the water inlet tee joint 22 and the water sample water pump 5 is only required to be detached for cleaning, so that the workload of manually cleaning the pipeline is greatly reduced, in the cleaning process, the manual sample retention water valve 21 can be opened, the cleaned liquid is collected for detection, and the condition of cleaning the pipeline is judged.
The utility model discloses an inlet channel divide into first inlet channel 26 and second inlet channel 27, and overflow pipe divide into first overflow pipe 34 and second overflow pipe 35, when needs are with changing the pipeline, only need with wherein certain pipeline change can, need not change whole pipelines.
The utility model discloses simple structure can realize automatic business turn over water, has business turn over water stability, stays the water sample, dismantles the convenience and self-cleaning's advantage, and inlet channel after automatic washing can ensure that the water sample that awaits measuring does not receive the pollution, avoids the water sample distortion that awaits measuring, truly reflects the quality of water condition.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The water sample pretreatment device for online water quality monitoring comprises a water sample pump (5) and a pipeline which are arranged in a case (1), and is characterized in that the pipeline comprises a water inlet pipeline and an overflow pipeline, one end of the water inlet pipeline is communicated with the water sample pump (5), the other end of the water inlet pipeline is provided with a sampling three-way joint (4), the sampling three-way joint (4) is respectively communicated with the water inlet pipeline, the overflow pipeline and a water sampling pipe (41) of a water quality monitor, one end of the water sampling pipe (41) extends to the position below the highest liquid level of the sampling three-way joint (4), and the overflow pipeline is externally connected with a recovery device (7);
one end of a water inlet pipeline connected with the water sample pump (5) is provided with a water inlet three-way joint (22), the water inlet three-way joint (22) is respectively communicated with the water sample pump (5), the water inlet pipeline and the recovery device (7), a first valve (23) is arranged at the communication part of the water inlet three-way joint (22) and the water sample pump (5), and a second valve (24) is arranged at the communication part of the water inlet three-way joint (22) and the recovery device (7); one end of an overflow pipeline connected with the recovery device (7) is provided with an overflow tee joint (31), the overflow tee joint (31) is respectively communicated with the overflow pipeline, the self-cleaning water pump (6) and the recovery device (7), a third valve (33) is arranged at the communication position of the overflow tee joint (31) and the self-cleaning water pump (6), and a fourth valve (32) is arranged at the communication position of the overflow tee joint (31) and the recovery device (7).
2. The water quality on-line monitoring water sample pretreatment device according to claim 1, characterized in that the sampling tee joint (4) is a transparent sampling tee joint (4).
3. The water sample pretreatment device for online water quality monitoring according to claim 2, wherein a manual sample retaining water valve (21) is arranged on the water inlet pipeline.
4. The water quality online monitoring water sample pretreatment device according to claim 3, wherein the water inlet pipeline comprises a first water inlet pipeline (26) and a second water inlet pipeline (27) which are communicated with each other, a manual sample retention water valve (21) is arranged on the first water inlet pipeline (26), one end of the first water inlet pipeline (26) is communicated with the sampling three-way joint (4), the other end of the first water inlet pipeline (26) is detachably connected with one end of the second water inlet pipeline (27), and the other end of the second water inlet pipeline (27) is communicated with the water inlet three-way joint (22).
5. The water quality online monitoring water sample pretreatment device according to claim 1, characterized in that the overflow pipeline comprises a first overflow pipeline (34) and a second overflow pipeline (35) which are communicated with each other, one end of the first overflow pipeline (34) is communicated with the sampling tee joint (4), the other end of the first overflow pipeline (34) is detachably connected with one end of the second overflow pipeline (35), and the other end of the second overflow pipeline (35) is communicated with the overflow tee joint (31).
6. An on-line water quality monitoring water sample pretreatment device as claimed in any one of claims 1 to 5, wherein the first valve (23), the second valve (24), the third valve (33) and the fourth valve (32) are all solenoid valves.
7. The water quality online monitoring water sample pretreatment device according to claim 6, characterized in that the recovery device (7) is provided with a waste liquid valve (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021891442.7U CN213180874U (en) | 2020-09-02 | 2020-09-02 | Water sample pretreatment device for online monitoring of water quality |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021891442.7U CN213180874U (en) | 2020-09-02 | 2020-09-02 | Water sample pretreatment device for online monitoring of water quality |
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| Publication Number | Publication Date |
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| CN213180874U true CN213180874U (en) | 2021-05-11 |
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| CN202021891442.7U Active CN213180874U (en) | 2020-09-02 | 2020-09-02 | Water sample pretreatment device for online monitoring of water quality |
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| CN (1) | CN213180874U (en) |
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- 2020-09-02 CN CN202021891442.7U patent/CN213180874U/en active Active
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