CN215339043U - Water quality sampling clarifier - Google Patents
Water quality sampling clarifier Download PDFInfo
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- CN215339043U CN215339043U CN202121484117.3U CN202121484117U CN215339043U CN 215339043 U CN215339043 U CN 215339043U CN 202121484117 U CN202121484117 U CN 202121484117U CN 215339043 U CN215339043 U CN 215339043U
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Abstract
The utility model relates to a water quality sampling clarifier, which is characterized in that: the device comprises a cavity, wherein a first valve is arranged at an outlet of the bottom surface of the cavity, a second valve is arranged at an inlet of the top surface of the cavity, a sampling tube is arranged on the top surface of the cavity, the lower end of the sampling tube extends into the cavity, the upper end of the sampling tube is communicated with an analysis system, and a floating disc is arranged in the cavity and is in sliding connection with the cavity, and is used for filtering out clarifying liquor of raw water and cleaning the inner wall of the cavity. The working process is as follows: opening a first valve arranged at the outlet of the cavity, opening a second valve arranged at the inlet of the cavity, closing the first valve, and allowing raw water to enter the cavity of the clarifier; when the floating washing disc rotates to float upwards, the scraping blade scrapes the inside of the cavity; the float washer rotates and does not float upwards any more, and the second valve at the inlet is closed after the water level continues to rise to the position; after clarification through the clarification time, the clarified water body on the upper part of the floating washing disc can be extracted; and after sampling, performing aeration cleaning.
Description
Technical Field
The utility model relates to water quality on-line monitoring, in particular to water quality sampling, which is a water quality sampling clarifier and is suitable for sampling and detecting surface water and sewage.
Background
The sampling clarifier is an indispensable important device in surface water and sewage on-line monitoring system, and it is after water quality monitoring system gathers the raw water, through the controller to motorised valve, solenoid valve and liquid level signal control, relies on self structural feature and outside air supply to support down, realizes the collection, filtration, the clarification to the raw water. Meanwhile, self-cleaning can be realized by scrubbing and air washing by means of the self-structure, and an external air source is assisted to further enhance cleaning. The water quality monitoring system ensures that water taking at each time has real-time performance in the periodic operation process of the water quality monitoring system, and the cross pollution to the obtained raw water can not be caused by the deposition of pollutants in the previous water taking. The system can be widely applied to automatic sampling and monitoring of surface water of rivers, lakes, reservoirs and the like and water quality on-line monitoring systems of various treatment process sections of sewage plants and water works.
At present, most of manufacturers basically only have a simple sampling function and a sand settling function, or adopt equipment with a complex structure and numerous parts and pipelines to achieve the functions of sampling, sand settling and self cleaning, and prevent the raw water obtained at this time from causing cross contamination due to the deposition of water intake pollutants at the previous time. As a result, contamination is very easily accumulated, and maintenance and cleaning are time-consuming and laborious. The monitoring instrument can not obtain the sampling water with the same quality as the raw water during sampling measurement, so that the measurement data can not represent the real raw water; interference factors such as untimely personnel maintenance and incomplete accumulated pollution cleaning affect the good use of the monitoring system.
Disclosure of Invention
The technical problem to be solved by the utility model is as follows: overcomes the defects of the prior art and provides a water quality sampling clarifier.
The technical scheme for solving the technical problem is as follows: a water quality sampling clarifier is characterized in that: it includes cavity, first valve, second valve, sampling tube and flotation basin, the cavity bottom surface sets up export, top surface and sets up the import, and the export setting of cavity bottom surface first valve for discharge cavity internal raw water, the import setting of cavity top surface the second valve for connect the raw water intake pipe, the top surface of cavity is arranged in to the sampling tube, and the sampling tube lower extreme stretches into cavity internal, upper end and analytic system intercommunication for carry analytic system with the clarification raw water in the cavity, flotation basin arranges cavity internal and sliding connection in for filter out the clarified liquid of raw water and wash the cavity inner wall.
Further, quality of water sample clarifier sets up raw water inlet tube and connecting pipe, raw water inlet tube upper end side sets up water inlet, top shutoff, the bottom is opened, the side sets up a plurality of gas pockets that explode, and the cavity is arranged in to the raw water inlet tube, and the import that the raw water inlet tube upper end passed the top surface stretches out outside the cavity, and with cavity import sealing connection, raw water inlet tube lower extreme is located the cavity bottom, the upper end of connecting pipe links firmly the second valve with water inlet intercommunication, the lower extreme of raw water inlet tube.
Furthermore, the raw water inlet pipe is sleeved with a limit stop for limiting the position of the floatation tray, and the floatation tray is sleeved on the raw water inlet pipe and below the limit stop and is in sliding connection.
Furthermore, the water quality sampling clarifier is provided with an air source pipe, the top end of the air source pipe is provided with a third valve, the bottom end of the air source pipe is opened, the air source pipe penetrates through the raw water inlet pipe, the top end of the air source pipe extends out of the raw water inlet pipe, and the third valve at the top end of the air source pipe is connected with an external air source in a sealing manner.
Furthermore, the water quality sampling clarifier is provided with an overflow pipe, the upper end of the overflow pipe is in sealing connection with an overflow port arranged on the side surface of the cavity, and the lower end of the overflow pipe is in sealing connection with an outlet of the first valve.
Furthermore, the water quality sampling clarifier is provided with a floater liquid level meter, the floater liquid level meter is arranged in the cavity and fixedly connected with the cavity, and the upper end of the floater liquid level meter is positioned outside the cavity.
Further, the first valve and the second valve are electric ball valves.
Further, the third valve is an electromagnetic valve.
Further, quality of water sample clarifier sets up the controller to realize automatic control, the controller is equallyd divide and is connected with first valve, second valve, third valve and float level gauge electricity respectively.
Further, the floating wash basin is including floating body, rotatory tray, coarse strainer and doctor-bar, the body that floats is the tourus, floats the body and cup joints on the raw water inlet tube, limit stop's below and sliding connection, rotatory tray is hollow discoid, and discoid rotatory tray surface sets up a plurality of axial through hole, and rotatory tray cup joints on the raw water inlet tube, arranges the higher authority that floats the body in and links firmly with floating the body, the coarse strainer arranges in a plurality of axial through hole that rotatory tray set up and links firmly, the peripheral surface of rotatory tray is arranged in to the doctor-bar and links firmly, doctor-bar and cavity inner wall contact.
The working process of the utility model is as follows:
1, fixing a limit stop block at a set position of a raw water inlet pipe, and setting a controller;
2, through the automatic control of the controller, opening a first valve arranged at the outlet of the cavity, then opening a second valve arranged at the inlet of the cavity, enabling raw water to enter the cavity of the clarifier through the second valve, the connecting pipe and the raw water inlet pipe, and after the raw water is discharged for a set time through the first valve at the outlet, closing the first valve;
3, continuously feeding the raw water into the cavity of the clarifier, rising the water level in the cavity, and scraping the interior of the cavity by a scraping blade while the floating disc positioned on the raw water interface rotates and floats upwards;
4, the float washing disc floats upwards in a rotating mode until the float washing disc is in contact with the limit stop block and does not float upwards any more, and the second valve of the inlet is closed after the water level continues to rise to the position of the float liquid level meter through a coarse filter screen of the float washing disc;
5, after the water in the cavity is clarified by the clarification time preset by the controller, the clarified water on the upper part of the floatation tray can be extracted by the sampling tube;
6 after sampling, opening an electromagnetic valve at the top end of the air source pipe by the controller, and filling sufficient compressed air into the cavity through the air source pipe to perform air blasting cleaning on the stored water body, wherein the air blasting cleaning time is set by the controller;
and 7, after the cleaning is finished, opening the first valve to discharge the water body in the cavity.
The utility model has the beneficial effects that:
1 when raw water is taken, the first valve and the second valve are opened simultaneously, and the first valve is closed after the raw water is discharged for a set time, so that cross contamination caused by secondary water inflow can be avoided, and the real-time performance and uniqueness of each water inflow can be guaranteed;
2 when the float washer rotates and floats upwards, the structure that the scraping blade scrapes the inside of the cavity can clean the inner wall of the cavity and scrape dirt attached to the inner wall;
3 the floating washing disc floats upwards in a rotating way until the floating washing disc is contacted with the limit stop block and does not float upwards any more, and algae, floccules and the like in raw water can be filtered by a structure that the water level continues to rise through a coarse filter screen of the floating washing disc;
4, the process of taking the water sample after the clarification of the water sample is carried out by the clarification time preset by the controller, particulate matters in the water precipitate on the float washing disc, a clarification layer is formed at the upper part of the float washing disc, and water can be taken from the clarification layer and supplied to an instrument system for measurement and analysis;
the clarifier is provided with the air source pipe, and the structure that enough compressed air is filled into the cavity through the air source pipe to perform explosion cleaning on the accumulated water body can clean and self-clean the clarifier, so that the frequency of manual cleaning is reduced, and the energy consumption generated by using external cleaning equipment is reduced.
The device has the functions of sampling, clarifying, self-cleaning and auxiliary gas washing, and has the advantages of simple structure, low cost, small maintenance amount, low maintenance frequency, convenient maintenance and good use effect.
Drawings
FIG. 1 is a schematic structural view of a water quality sampling clarifier according to the present invention;
FIG. 2 is a schematic diagram of the structure of the floating plate of the water quality sampling clarifier of the utility model.
In the figure: the device comprises a first valve, a second valve, a raw water inlet pipe, an overflow pipe, a cavity, a first valve, a floating body, a rotary tray, a coarse filter screen, a scraper, a limit stop block, a sampling pipe, a float level gauge, a gas source pipe, a third valve, a gas explosion hole, a controller, a connecting pipe and an outlet pipe, wherein the first valve is 1, the overflow pipe is 2, the cavity is 4, the first valve is 5, the floating body is 6, the rotary tray is 7, the coarse filter screen is 8, the scraper is 9, the limit stop block is 10, the sampling pipe is 11, the float level gauge is 12, the gas source pipe is 13, the third valve is 14, the gas explosion hole is 15, the controller is 16, the connecting pipe is 17, and the outlet pipe is 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, in embodiment 1, the water quality sampling clarifier of this embodiment includes a cavity 4, an outlet pipe 18, a first valve 5, a raw water inlet pipe 2, a connecting pipe 17, a second valve 1, a sampling pipe 11, a limit stop 10, a float-washing tray, a float level gauge 12 and a controller 16, wherein an outlet is arranged at the bottom surface of the cavity 4, an inlet is arranged at the top surface, an overflow port is arranged at the side surface, an outlet pipe 18 is arranged at the outlet at the bottom surface of the cavity 4, and the first valve 5 is arranged between and fixedly connected with the outlet pipe 18 of the cavity 4 and used for discharging raw water in the cavity 4; the top surface of the cavity 4 is provided with a raw water inlet pipe 2 and a connecting pipe 17, the side surface of the upper end of the raw water inlet pipe 2 is provided with a water inlet, the top end is blocked, the bottom end is open, the side surface is provided with a plurality of explosion holes 15, the raw water inlet pipe 2 is arranged in the cavity 4, the upper end of the raw water inlet pipe 2 penetrates through the inlet of the top surface of the cavity 4, extends out of the cavity 4 and is hermetically connected with the inlet of the cavity 4, the lower end of the raw water inlet pipe 2 is positioned at the bottom of the cavity 4, the upper end of the connecting pipe 17 is communicated with the water inlet of the raw water inlet pipe 2, and the lower end of the connecting pipe 17 is fixedly connected with the second valve 1 and is used for connecting a raw water taking pipe; the sampling tube 11 is arranged on the top surface of the cavity 4, the lower end of the sampling tube 11 extends into the cavity 4, the upper end of the sampling tube 11 is communicated with an analysis system and is used for conveying clarified raw water in the cavity 4 to the analysis system, the limit stop 10 is sleeved on the raw water inlet pipe 2, the floatation disc is arranged in the cavity 4 and is sleeved on the raw water inlet pipe 2 and below the limit stop 10 and is in sliding connection with the raw water inlet pipe and the limit stop 10 and is used for filtering clarified liquid of the raw water and cleaning the inner wall of the cavity 4; the float liquid level meter 12 is arranged in the cavity 4 and fixedly connected, and the upper end of the float liquid level meter 12 is positioned outside the cavity 4; the controller 16 is electrically connected to the first valve 5, the second valve 1, the third valve 14 and the float level gauge 12, respectively.
The water quality sampling clarifier is provided with an air source pipe 13, the top end of the air source pipe 13 is provided with a third valve 14, the bottom end of the air source pipe is opened, the air source pipe 13 penetrates through the raw water inlet pipe 2, the top end of the air source pipe extends out of the raw water inlet pipe 2, and the third valve 14 at the top end of the air source pipe 13 is hermetically connected with an external air source.
The water quality sampling clarifier is provided with an overflow pipe 3, the upper end of the overflow pipe 3 is hermetically connected with an overflow port arranged on the side surface of the cavity 4, and the lower end of the overflow pipe 3 is hermetically connected with an outlet pipe 18.
The first valve 5 and the second valve 1 are electric ball valves.
The third valve 14 is a solenoid valve.
The floating washing disc comprises a floating body 6, a rotary tray 7, a coarse strainer 8 and a scraping piece 9, wherein the floating body 6 is a ring body, the floating body 6 is sleeved on a raw water inlet pipe 2 and is connected below a limit stop 10 in a sliding mode, the rotary tray 7 is in a hollow disc shape, a plurality of axial through holes are formed in the surface of the disc-shaped rotary tray 7, the rotary tray 7 is sleeved on the raw water inlet pipe 2 and is fixedly connected with the floating body 6 on the floating body 6, the coarse strainer 8 is arranged in the plurality of axial through holes formed in the rotary tray 7 and is fixedly connected with the axial through holes, the scraping piece 9 is arranged on the outer peripheral surface of the rotary tray 7 and is fixedly connected with the inner wall of the cavity, and the scraping piece 9 is in contact with the inner wall of the cavity 4.
The present embodiment is made using prior art technology, and the first valve 5, second valve 1, third valve 14, float level gauge 12 and controller 16 are all prior art commercially available products.
The working process of the embodiment is as follows:
1, fixing a limit stop 10 at a set position of a raw water inlet pipe 2, and setting a controller 16;
2, under the automatic control of the controller 16, the first valve 5 arranged at the outlet of the cavity 4 is firstly opened, then the second valve 1 arranged at the inlet of the cavity 4 is opened, raw water enters the cavity 4 of the clarifier through the second valve 1, the connecting pipe 17 and the raw water inlet pipe 2, and the first valve 5 is closed after the raw water is discharged for a set time through the first valve 5 at the outlet;
3, raw water continuously enters a cavity 4 of the clarifier, the water level in the cavity 4 rises, and a scraping blade 9 scrapes the inside of the cavity 4 while a floating disc positioned on a raw water interface rotates and floats upwards;
4, the float washing disc floats upwards in a rotating way until the float washing disc is contacted with the limit stop 10 and does not float upwards any more, and the second valve 1 at the inlet is closed after the water level continues to rise to the position of the float liquid level meter 12 through the coarse filter screen 8 of the float washing disc;
5, after the water in the cavity 4 is clarified for a clarification time preset by the controller 16, the clarified water on the upper part of the floating disc can be extracted through the sampling tube 11;
6, after sampling, the controller 16 opens the electromagnetic valve at the top end of the air source pipe 13, and sufficient compressed air is filled into the cavity 4 through the air source pipe 13 to perform aeration cleaning on the stored water body, wherein the aeration cleaning time is set by the controller 16;
and 7, opening the first valve 5 after the cleaning is finished, and discharging the water body in the cavity 4.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A water quality sampling clarifier is characterized in that: it includes cavity, first valve, second valve, sampling tube and flotation basin, the cavity bottom surface sets up export, top surface and sets up the import, and the export setting of cavity bottom surface first valve for discharge cavity internal raw water, the import setting of cavity top surface the second valve for connect the raw water intake pipe, the top surface of cavity is arranged in to the sampling tube, and the sampling tube lower extreme stretches into cavity internal, upper end and analytic system intercommunication for carry analytic system with the clarification raw water in the cavity, flotation basin arranges cavity internal and sliding connection in for filter out the clarified liquid of raw water and wash the cavity inner wall.
2. A water sampling clarifier according to claim 1 wherein: the water quality sampling clarifier is provided with a raw water inlet pipe and a connecting pipe, the side surface of the upper end of the raw water inlet pipe is provided with a water inlet, a top end plug, an open bottom end and a plurality of explosion air holes, the raw water inlet pipe is arranged in the cavity, the inlet of the upper end of the raw water inlet pipe, which penetrates through the top surface, extends out of the cavity and is hermetically connected with the inlet of the cavity, the lower end of the raw water inlet pipe is positioned at the bottom of the cavity, and the upper end of the connecting pipe is communicated with the water inlet of the raw water inlet pipe and the lower end of the connecting pipe is fixedly connected with a second valve.
3. A water sampling clarifier according to claim 2 wherein: the raw water inlet pipe is sleeved with a limit stop for limiting the position of the floatation tray, and the floatation tray is sleeved on the raw water inlet pipe and below the limit stop and is in sliding connection.
4. A water sampling clarifier according to claim 1 wherein: the water quality sampling clarifier is provided with an air source pipe, the top end of the air source pipe is provided with a third valve, the bottom end of the air source pipe is opened, the air source pipe penetrates through the raw water inlet pipe, the top end of the air source pipe extends out of the raw water inlet pipe, and the third valve at the top end of the air source pipe is hermetically connected with an external air source.
5. A water sampling clarifier according to claim 1 wherein: the water quality sampling clarifier is provided with an overflow pipe, the upper end of the overflow pipe is in sealing connection with an overflow port arranged on the side surface of the cavity, and the lower end of the overflow pipe is in sealing connection with an outlet of the first valve.
6. A water sampling clarifier according to claim 1 wherein: the water quality sampling clarifier is provided with a floater liquid level meter which is arranged in the cavity and fixedly connected with the cavity, and the upper end of the floater liquid level meter is positioned outside the cavity.
7. A water sampling clarifier according to claim 1 wherein: the first valve and the second valve are electric ball valves.
8. A water sampling clarifier according to claim 4 wherein: the third valve is an electromagnetic valve.
9. A water sampling clarifier according to claim 1 wherein: the water quality sampling clarifier is provided with a controller which is electrically connected with the first valve, the second valve, the third valve and the floater liquid level meter respectively.
10. A water sampling clarifier according to claim 1 wherein: the floating washing disc comprises a floating body, a rotary tray, a coarse strainer and a scraper, wherein the floating body is a ring body, the floating body is sleeved on a raw water inlet pipe and is connected with the lower part of a limit stop block in a sliding manner, the rotary tray is in a hollow disc shape, the surface of the disc-shaped rotary tray is provided with a plurality of axial through holes, the rotary tray is sleeved on the raw water inlet pipe and is fixedly connected with the floating body on the floating body, the coarse strainer is arranged in the axial through holes of the rotary tray and is fixedly connected with the axial through holes, the scraper is arranged on the peripheral surface of the rotary tray and is fixedly connected with the outer peripheral surface of the scraper, and the scraper is in contact with the inner wall of the cavity.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120660354 | 2021-04-01 | ||
| CN2021206603544 | 2021-04-01 |
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| Publication Number | Publication Date |
|---|---|
| CN215339043U true CN215339043U (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121484117.3U Active CN215339043U (en) | 2021-04-01 | 2021-07-01 | Water quality sampling clarifier |
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| CN (1) | CN215339043U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318002A (en) * | 2022-08-12 | 2022-11-11 | 大连海洋大学 | Water treatment separation filtration equipment |
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2021
- 2021-07-01 CN CN202121484117.3U patent/CN215339043U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318002A (en) * | 2022-08-12 | 2022-11-11 | 大连海洋大学 | Water treatment separation filtration equipment |
| CN115318002B (en) * | 2022-08-12 | 2024-02-13 | 大连海洋大学 | Water treatment separation filtration equipment |
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