CN219290845U - Raw water primary filtration and fine filtration combined system - Google Patents
Raw water primary filtration and fine filtration combined system Download PDFInfo
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- CN219290845U CN219290845U CN202320339591.XU CN202320339591U CN219290845U CN 219290845 U CN219290845 U CN 219290845U CN 202320339591 U CN202320339591 U CN 202320339591U CN 219290845 U CN219290845 U CN 219290845U
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Abstract
The primary filtering and fine filtering combined system for raw water includes one primary water tank, one primary filter and one fine filter connected successively, one buffer tank between the primary filter and the fine filter and comprising one tank with water inlet pipe connected to the upper part of the tank and water outlet pipe connected to the lower part of the tank, one water inlet pipe connected to the water outlet of the primary filter via one first water pump and one water outlet pipe connected to the water inlet of the fine filter via one control valve; the liquid level sensor is connected in the box body, the liquid distributor and at least two layers of buffer filter components are arranged in the box body, the water inlet of the liquid distributor is connected with the water inlet pipe of the box body, the buffer filter components are all arranged below the liquid distributor, and hollow balls are all arranged between the two adjacent layers of buffer filter components; the buffering filter component comprises a grid plate and a filter screen connected below the grid plate, and the grid plate is connected with the box body. The filtering effect is improved, the burden of fine filter water treatment is reduced, and the buffer effect is achieved.
Description
Technical Field
The utility model relates to the technical field of water treatment, in particular to equipment for filtering raw water.
Background
Raw water such as river water, well water, rainwater, groundwater and the like, which contains a large amount of impurities such as muddy sand, algae and the like, is generally subjected to purification treatment before being used in a large amount, and generally comprises a primary filter and a fine filter, such as a middle-stage filter and a precise filter in Chinese patent publication No. CN217895222U, and a coarse filtration unit and a fine filtration unit in publication No. CN110759559A, and has the following defects: 1. the water quality after the primary filter is generally filtered, if the turbidity is too high, the burden of the following water treatment equipment is increased, the failure rate of the equipment is increased, and the service life of the equipment is shortened. 2. The fine filter has high price, and the water flow entering the tank body of the fine filter has large impact force and is easy to damage.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a raw water primary filtering and fine filtering combined system which improves the filtering effect, lightens the burden of water treatment of a fine filter and has a buffering function.
The purpose of the utility model is realized in the following way: the raw water primary filtering and fine filtering combined system comprises a raw water tank, a primary filter and a fine filter which are sequentially connected, wherein a buffer tank is arranged between the primary filter and the fine filter, the buffer tank comprises a tank body, the upper part of the tank body is connected with a water inlet pipe, the lower part of the tank body is connected with a water outlet pipe, the water inlet pipe of the tank body is connected with a water outlet of the primary filter through a first water pump, and the water outlet pipe of the tank body is connected with a water inlet of the fine filter through a control valve; the liquid level sensor is connected in the box body, the liquid distributor and at least two layers of buffer filter components are arranged in the box body, the water inlet of the liquid distributor is connected with the water inlet pipe of the box body, the buffer filter components are all arranged below the liquid distributor, and hollow balls are all arranged between the two adjacent layers of buffer filter components; the buffering filter assembly comprises a grid plate and a filter screen connected below the grid plate, and the grid plate is connected with the box body.
The top in the box body is connected with the sterilizing lamp, and the sterilizing lamp is positioned above the liquid distributor.
A flange sight glass is connected between a water outlet pipe of a box body and a control valve, a monitoring camera is arranged on one side of the flange sight glass, a circulating pipe is connected to the pipeline between the flange sight glass and the control valve, a one-way valve and a circulating water pump are connected to the circulating pipe, and a water outlet of the circulating water pump is connected with a water inlet pipe of the box body.
The beneficial effects of the utility model are as follows:
1. the water filtered by the primary filter is filtered by the buffer box and then enters the fine filter, so that the filtering effect is improved, and the burden of water treatment of the fine filter is reduced.
2. The water enters the buffer box from the liquid distributor, so that direct impact is avoided, and then enters the fine filter from the buffer box, thereby playing a role of buffering.
3. The turbidity of the water can be monitored in real time, if the turbidity is too high, the control valve is closed, the circulating water pump and the one-way valve are opened, and the water enters the buffer tank for filtration again, so that the fine filter is protected.
4. When the liquid level in the buffer tank reaches the maximum height, the first water pump does not work, and when the liquid level is lower than the minimum height, the first water pump works, so that the filtering effect is ensured, and the normal operation of equipment is ensured.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of the buffer tank in fig. 1.
Description of the embodiments
As shown in fig. 1, the raw water primary filtration and fine filtration combined system includes a raw water tank 1, a primary filter 2, a buffer tank 4, and a fine filter 5. The raw water tank 1 is connected with the water inlet of the primary filter 2 through the second water pump 12, the water outlet of the primary filter 2 is connected with the first water pump 3, and the water inlet of the fine filter 5 is connected with the control valve 6.
As shown in fig. 2, the buffer tank 4 includes a tank 43, a water inlet pipe 41 is connected to an upper portion of the tank 43, a water outlet pipe 42 is connected to a lower portion of the tank 43, the water outlet pipe 42 of the tank 43 is connected to a flange mirror 8, and a monitoring camera 7 is disposed on one side of the flange mirror 8. The liquid level sensor 46 is connected in the box 43, the liquid distributor 45 and the three-layer buffer filter assembly 47 are arranged in the box 43, the three-layer buffer filter assembly 47 is arranged below the liquid distributor 45, and the hollow balls 48 are arranged between the two adjacent layers of buffer filter assemblies 47. Buffer filter assembly 47 comprises a grid 471 and a filter screen 472, support 49 is welded in box 43, grid 471 is connected to support 49, and filter screen 472 is bound under grid 471 by wires. A germicidal lamp 44 is connected to the top of the interior of the tank 43, the germicidal lamp 44 being located above the liquid distributor 46.
The system also comprises a circulating pipeline 9, wherein the circulating pipeline 9 comprises a pipeline, a one-way valve 10 and a circulating water pump 11, the water inlet of the one-way valve 10 and the water inlet of the control valve 6 are connected in parallel and then connected with the water outlet of the flange viewing mirror 8, the water outlet of the one-way valve 10 is connected with the water inlet of the circulating water pump 11, and the water outlet of the circulating water pump 11 is connected with the water inlet pipe 41 of the box body 43 after being connected with the water outlet of the first water pump 3 in parallel.
The working process of the utility model comprises the following steps: raw water of the raw water tank 1 enters the primary filter 2 through the second water pump 12 to be coarsely filtered, then enters the buffer tank 4 through the first water pump 3, is uniformly distributed by the liquid distributor 45, ensures the filtering effect through the filter screen 472 and the hollow ball 48, is discharged from the water outlet pipe 42, and the water inlet of the fine filter 5 is lower than the water outlet pipe 42 and enters the fine filter 5. The water outlet pipe 42 is connected with the flange sight glass 8, the turbidity of the water is monitored in real time through the monitoring camera 7, if the turbidity is too high, the control valve 6 is closed, the circulating water pump 11 and the one-way valve 10 are opened, and the water enters the buffer tank 4 again for filtration.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (3)
1. Raw water prefilter and fine filtration combined system, including former water tank, prefilter and the fine filter that connects gradually, characterized by: a buffer tank is arranged between the primary filter and the fine filter, the buffer tank comprises a tank body, the upper part of the tank body is connected with a water inlet pipe, the lower part of the tank body is connected with a water outlet pipe, the water inlet pipe of the tank body is connected with a water outlet of the primary filter through a first water pump, and the water outlet pipe of the tank body is connected with a water inlet of the fine filter through a control valve; the liquid level sensor is connected in the box body, the liquid distributor and at least two layers of buffer filter components are arranged in the box body, the water inlet of the liquid distributor is connected with the water inlet pipe of the box body, the buffer filter components are all arranged below the liquid distributor, and hollow balls are all arranged between the two adjacent layers of buffer filter components; the buffering filter assembly comprises a grid plate and a filter screen connected below the grid plate, and the grid plate is connected with the box body.
2. The raw water primary filtration and fine filtration combined system according to claim 1, characterized in that: the top in the box body is connected with a sterilizing lamp which is positioned above the liquid distributor.
3. The raw water primary filtration and fine filtration combined system according to claim 1, characterized in that: the flange sight glass is connected between the outlet pipe of the box and the control valve, one side of the flange sight glass is provided with a monitoring camera, a circulating pipe is connected on the pipeline between the flange sight glass and the control valve, the circulating pipe is connected with a one-way valve and a circulating water pump, and a water outlet of the circulating water pump is connected with a water inlet pipe of the box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320339591.XU CN219290845U (en) | 2023-02-28 | 2023-02-28 | Raw water primary filtration and fine filtration combined system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320339591.XU CN219290845U (en) | 2023-02-28 | 2023-02-28 | Raw water primary filtration and fine filtration combined system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219290845U true CN219290845U (en) | 2023-07-04 |
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ID=86953283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320339591.XU Active CN219290845U (en) | 2023-02-28 | 2023-02-28 | Raw water primary filtration and fine filtration combined system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219290845U (en) |
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2023
- 2023-02-28 CN CN202320339591.XU patent/CN219290845U/en active Active
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