CN220207224U - Pretreatment mechanism for water quality detection - Google Patents
Pretreatment mechanism for water quality detection Download PDFInfo
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- CN220207224U CN220207224U CN202321902748.1U CN202321902748U CN220207224U CN 220207224 U CN220207224 U CN 220207224U CN 202321902748 U CN202321902748 U CN 202321902748U CN 220207224 U CN220207224 U CN 220207224U
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- water
- sampling
- pipe
- water quality
- pretreatment mechanism
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 83
- 238000001514 detection method Methods 0.000 title claims abstract description 23
- 238000005070 sampling Methods 0.000 claims abstract description 47
- 238000004062 sedimentation Methods 0.000 claims description 15
- 238000012372 quality testing Methods 0.000 claims 3
- 238000000605 extraction Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 description 6
- 238000001556 precipitation Methods 0.000 description 5
- 239000002244 precipitate Substances 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010840 domestic wastewater Substances 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a pretreatment mechanism for water quality detection, which comprises a settling tank, a water inlet pipe, a water outlet pipe and an overflow pipe, wherein the water inlet pipe and the water outlet pipe are connected with the settling tank, the overflow pipe is arranged on the settling tank and communicated with the water outlet pipe, and the pretreatment mechanism is characterized by also comprising a sampling mechanism arranged on the settling tank, and the sampling mechanism comprises a sampling pipe arranged in the settling tank and a filter cartridge arranged on the sampling pipe. Through the setting of floating part, make the sampling tube when drawing the water, the cartridge filter on the sampling tube remains below the water level liquid level all the time to guarantee that the water quality of sampling tube extraction is the best, promote the detection accuracy.
Description
Technical Field
The utility model relates to the field of water quality pretreatment, in particular to a pretreatment mechanism for water quality detection.
Background
The water quality detection device is equipment for on-line monitoring of impurity content in water bodies such as industrial wastewater, domestic wastewater and the like, the water bodies are required to be precipitated before the water quality detection device is used, then water body samples are extracted for detection, and particles are prevented from entering the water quality detection device, so that the device is blocked.
The traditional water quality pretreatment pumps a water body sample into a settling tank, a plurality of compartments are arranged in the settling tank, sand, stone and other filtering materials are filled in the bottom of each compartment, through holes are formed between each compartment, and a filter screen is arranged on each through hole;
of course, in the prior art, a single sedimentation tank is adopted without interval, but the setting position of the sampling pipe orifice of the single sedimentation tank is close to the bottom of the sedimentation tank, and sediment at the bottom of the sedimentation tank and a water body sample are easily extracted together during extraction, so that the water quality detection result is inaccurate; when the setting position of the sampling pipe orifice is far away from the bottom of the sedimentation tank, the liquid level is lowered when the water is extracted, and the liquid level is lower than the setting position of the pipe orifice, so that the water intake is insufficient and repeated inspection cannot be performed, and therefore, the pretreatment mechanism for water quality detection is necessary to be provided.
Disclosure of Invention
The utility model aims to solve the problems and provides a pretreatment mechanism for water quality detection.
In order to achieve the above purpose, the present utility model provides the following technical solutions: including the deposit box, inlet tube, drain pipe and the overflow pipe of installing on the deposit box and drain pipe intercommunication that are connected with the deposit box, its characterized in that still includes the sampling mechanism of installing on the deposit box, sampling mechanism including installing the sampling tube in the deposit box and installing the cartridge filter on the sampling tube.
Preferably, the device further comprises a floating part arranged in the sedimentation tank, and the floating part is connected with the sampling pipe.
Preferably, the floating part is a floating ball connected with the sampling tube.
Preferably, the device further comprises a guide post which is arranged in the sedimentation tank and is in sliding fit with the floating part.
Preferably, a limiting block is further arranged on the guide post.
Preferably, the water inlet pipe is provided with a filter valve and a gate valve, and the water outlet pipe is provided with an electromagnetic valve.
Preferably, the bottom of the settling tank is provided with an inclined conical surface.
The utility model has the beneficial effects that: through the arrangement of the floating part, the filter cartridge on the sampling tube is always kept below the water level when the sampling tube extracts water, so that the quality of the water extracted by the sampling tube is guaranteed to be the best, and the detection accuracy is improved;
through the arrangement of the filter cartridge, the sampling tube filters the water body during sampling, so that the water body is cleaner, and the accuracy of the detection result is improved;
the lowest position of the floating ball when moving on the guide post is determined through the arrangement of the limiting block, so that sediment at the bottom of the sampling tube is prevented from being sucked when the water level is reduced, and the accuracy of a detection result is improved;
through the setting of oblique conical surface, when the sampling is accomplished and is discharged, when relying on the dead weight to flow out through the water, drive the precipitate that deposits on oblique conical surface and flow out fast, avoid the precipitate to pile up in bottom of the case portion and mix with the quality of water sample next time, improve the accuracy of testing result.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the internal structure of the settling tank of the present utility model;
FIG. 3 is a cross-sectional view of the settling tank of the present utility model.
The marks in the figure are as follows: 1, a sedimentation tank; 11 water inlet pipe; 12 drain pipes; 13 overflow pipe; 14 a filter valve; 15 gate valve; a 16 electromagnetic valve; 17 inclined conical surfaces; 21 sampling tubes; 22 a filter cartridge; 23 guide posts; 24 float portions; and 25 limiting blocks.
Description of the embodiments
The pretreatment mechanism for water quality detection according to the present utility model will be further described by way of example with reference to the accompanying drawings.
Referring to fig. 1 to 3, the utility model provides a pretreatment mechanism for water quality detection, which comprises a precipitation tank 1, a water inlet pipe 11 and a water outlet pipe 12 which are connected with the precipitation tank 1 through bolts, and an overflow pipe 13 which is fixedly arranged on the precipitation tank 1 and communicated with the water outlet pipe 11 through bolts, and is characterized by also comprising a sampling mechanism arranged on the precipitation tank 1, wherein the sampling mechanism comprises a sampling pipe 21 arranged in the precipitation tank 1 and a filter cylinder 22 movably arranged on the sampling pipe 21; through the setting of cartridge filter 22, when sampling tube 21 is at the sampling, the fine particle that fails to deposit completely in the water filters once more, makes the sampling water cleaner, improves the accuracy of testing result.
The device also comprises a floating part 24 arranged in the sedimentation tank 1, wherein the floating part 24 is movably connected with the sampling tube 21; the floating part 24 is a floating ball connected with the sampling tube 21; through the setting of floating part 24, make the floater can change self position along with the water level variation, when sampling tube 21 is at the extraction water, the cartridge filter 22 on the sampling tube 21 remains below the water level surface all the time to guarantee that the quality of the water that sampling tube 21 draws is the best, promote the detection accuracy.
The guide post 23 is arranged in the sedimentation tank 1 and is in sliding fit with the floating part 24, and the floating part 24 is provided with a through hole in sliding fit with the guide post 23; a limiting block 25 is also arranged on the guide post 23; through the setting of stopper 25, when the water level falls to minimum, the floater is stopped by stopper 25, makes the cartridge filter 22 of sampling tube 21 be higher than the sedimentation tank 1 bottom all the time, avoids the impurity of sampling tube 21 suction bottom to improve the testing result accuracy.
The water inlet pipe 11 is fixedly provided with a filter valve 14 and a gate valve 15 through bolts, and the water outlet pipe 12 is fixedly provided with an electromagnetic valve 16 through bolts; through the setting of oblique conical surface 17, when the sampling is accomplished, need be with the interior remaining water of sedimentation tank 1 and impurity discharge, rely on the dead weight to flow on oblique conical surface 17 through the water to drive the precipitate and get into outlet 12 fast and be discharged, avoid the precipitate to pile up in the bottom of the case portion and mix with the quality of water sample next time, improve the accuracy of testing result.
The application process of the utility model comprises the following steps: connecting a water inlet pipe 11 with a water pump, opening a gate valve 15, closing an electromagnetic valve 16, then starting the water pump, filtering the water body through a filter valve 14, injecting the filtered water body into a settling tank 1 along the water inlet pipe 11, along with the rising of the water level in the settling tank 1, enabling a floating ball to move upwards along a guide post 23 along with the water level, so as to keep a filter cylinder 22 of a sampling pipe 21 always under the water level, closing the water pump and the gate valve 15 when the water level of the water body in the settling tank 1 reaches an overflow pipe 13 and flows out of the overflow pipe 13 to a drain pipe 12, standing the water body in the settling tank 1 for a period of time, enabling impurities in the water body to be deposited to the bottom, then extracting the water body below the water level through the sampling pipe 21, filtering the water body through the filter cylinder 22, pumping out of the sampling pipe 21 for detection and analysis, opening the electromagnetic valve 16 on the drain pipe 12, enabling the residual impurities and the water body to enter the drain pipe 12 through an inclined conical surface 17 at the bottom, and simultaneously enabling the floating ball to move downwards along with the guide post 23 until being blocked by a limit block 25 until the residual impurities and the water body in the settling tank 1 are completely discharged, and then closing the electromagnetic valve 16.
The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.
Claims (7)
1. The utility model provides a pretreatment mechanism for water quality testing, includes deposit box (1), inlet tube (11), drain pipe (12) and install on deposit box (1) overflow pipe (13) with drain pipe (12) intercommunication that deposit box (1) are connected, its characterized in that still includes the sampling mechanism of installing on deposit box (1), sampling mechanism including install sampling pipe (21) in deposit box (1) and install cartridge filter (22) on sampling pipe (21).
2. The pretreatment mechanism for water quality detection as claimed in claim 1, wherein: the device also comprises a floating part (24) arranged in the sedimentation tank (1), and the floating part (24) is connected with the sampling tube (21).
3. The pretreatment mechanism for water quality detection as claimed in claim 2, wherein: the floating part (24) adopts a floating ball connected with the sampling tube (21).
4. A pretreatment mechanism for water quality testing according to claim 3, wherein: the device also comprises a guide post (23) which is arranged in the sedimentation tank (1) and is in sliding fit with the floating part (24).
5. The pretreatment mechanism for water quality testing as claimed in claim 4, wherein: the guide post (23) is also provided with a limiting block (25).
6. The pretreatment mechanism for water quality detection as claimed in claim 1, wherein: the water inlet pipe (11) is provided with a filter valve (14) and a gate valve (15), and the water outlet pipe (12) is provided with an electromagnetic valve (16).
7. The pretreatment mechanism for water quality detection as claimed in claim 1, wherein: the bottom of the sedimentation tank (1) is provided with an inclined conical surface (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321902748.1U CN220207224U (en) | 2023-07-19 | 2023-07-19 | Pretreatment mechanism for water quality detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321902748.1U CN220207224U (en) | 2023-07-19 | 2023-07-19 | Pretreatment mechanism for water quality detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220207224U true CN220207224U (en) | 2023-12-19 |
Family
ID=89137786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321902748.1U Active CN220207224U (en) | 2023-07-19 | 2023-07-19 | Pretreatment mechanism for water quality detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220207224U (en) |
-
2023
- 2023-07-19 CN CN202321902748.1U patent/CN220207224U/en active Active
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