CN213895418U - Rural drinking water nanofiltration water purification tank - Google Patents
Rural drinking water nanofiltration water purification tank Download PDFInfo
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- CN213895418U CN213895418U CN202022154562.5U CN202022154562U CN213895418U CN 213895418 U CN213895418 U CN 213895418U CN 202022154562 U CN202022154562 U CN 202022154562U CN 213895418 U CN213895418 U CN 213895418U
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Abstract
A rural drinking water nanofiltration water purification tank comprises a water purifier tank body with a base, wherein the tank body consists of a support frame and a storage rack, a sand filter tank and a carbon filter tank are welded on the left and the right of the storage rack side by side, a raw water pump with a water inlet is arranged on the storage rack at the bottom in front of the sand filter tank through pipeline connection at one side of the sand filter tank, and one side of the carbon filter tank is connected with a precision filter on the storage rack at the bottom in front through a pipeline; by comparison in many aspects, the nanofiltration membrane with excellent performance and economic cost is determined to be selected; the nanofiltration water purification equipment can realize unattended operation and remote monitoring functions by depending on the Internet of things module, so that the use of manpower is reduced, and the cost is reduced; the nanofiltration membrane has higher filtration precision and can remove redundant salt in water.
Description
Technical Field
The utility model relates to a rural drinking water nanofiltration water purification tank, which belongs to the water treatment field.
Background
Because rural drinking water treatment facilities in China are generally simple and crude, some water sources are close to farmlands, pesticides and fertilizers influence water quality, water sources directly enter a water supply pipe network to farmers, water quality is difficult to guarantee, households also have a habit of collecting rainwater, the rainwater is a good fresh water resource, but the rainwater contains a large amount of bacteria and cannot be directly drunk, the rainwater is used for irrigation for a long time, and the rural drinking water in China faces the following problems:
1. drinking water in rural areas has various water sources, such as spring water, underground water, river water, lake water, rainwater and the like, has various water qualities, and has various projects for exceeding the standard of water quality detection;
2. the process is laggard, the treatment process adopted by the existing rural drinking water is simpler, and the water quality safety is difficult to guarantee because the treatment process is generally a coagulating sedimentation and dosing device;
3. the microorganisms are serious in standard exceeding, and the microorganisms such as escherichia coli and the like in water are bred and can not meet the requirements of national standards;
4. the ultrafiltration process is adopted in some places, but the ultrafiltration membrane cannot remove heavy metal ions and chemical substances in water.
Disclosure of Invention
The technical problem to be solved by the invention is that the treatment process of drinking water in rural areas falls behind and the water quality does not reach the standard, and simultaneously the problems that internal pressure and external pressure ultrafiltration membrane water purification equipment needs air washing, the process is complex, the cost is high, the energy consumption is large, and the occupied area is large are solved, and the invention provides the nanofiltration water purification equipment with the self-cleaning function, which has the advantages of water saving, energy saving, low cost, simple process, unattended operation and automatic operation, and the purpose of the utility model is realized by the following technical scheme: a rural drinking water nanofiltration water purification tank comprises a water purifier tank body with a base, wherein the tank body consists of a support frame and a storage rack, a sand filter tank and a carbon filter tank are welded on the left and the right of the storage rack side by side, a raw water pump with a water inlet is arranged on the storage rack at the bottom in front of the sand filter tank and connected with one side of the carbon filter tank through a pipeline, the precision filter is connected with a precision filter on the storage rack at the bottom in front through a high-pressure pump front pipeline at one side, the other side is connected with a nanofiltration tank welded on the other side of the storage rack side by side through a high-pressure pump rear pipeline at the side of the high-pressure pump, a purified water outlet and a concentrated water outlet are also arranged on the nanofiltration tank close to the outer side and are respectively connected with an external clean water tank and a concentrated water tank, a pressure gauge is also arranged on the pipeline between the sand filter tank and the carbon filter tank, the upper support frame inner wall of the raw water pump is provided with a support frame, an electrical control box is placed on the support frame, and the box body can control the opening and closing of the sand filter tank, the carbon filter tank, the precision filter and the nanofiltration tank. Preferably, the method comprises the following steps: a NaCLO dosing pump is further arranged on a pipeline behind the nanofiltration tank, liquid medicine in the NaCLO dosing pump can be added into the pipeline, and can flow into the clean water tank through the water purification outlet, so that the generation of bacteria can be inhibited. Preferably, the method comprises the following steps: the base of the supporting frame is provided with a movable roller, and two side edges of the roller are provided with fixing pieces for fixing the roller and preventing the nanofiltration water purification tank from moving during the filtration work.
The utility model selects the multi-medium filter, the activated carbon filter, the precision filter, the nanofiltration membrane system and the medicine adding process, and ensures the water quality by multi-stage filtration; by comparison in many aspects, the nanofiltration membrane with excellent performance and economic cost is determined to be selected; the nanofiltration water purification equipment can realize unattended operation and remote monitoring functions by depending on the Internet of things module, so that the use of manpower is reduced, and the cost is reduced; the nanofiltration membrane has higher filtration precision and can remove redundant salt in water.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings: as shown in figure 1, a rural drinking water nanofiltration water purification tank comprises a water purifier tank body 1 with a base 18, the tank body 1 is composed of a support frame 2 and a commodity shelf 3, wherein a sand filtration tank 4 and a carbon filtration tank 5 are welded on the commodity shelf 3 in parallel at the left and right sides, a raw water pump 6 with a water inlet 15 is arranged on the commodity shelf at the bottom of the front of the sand filtration tank 4 and connected with one side of the sand filtration tank 4 through a pipeline, a precision filter 7 on the commodity shelf at the bottom of the front is connected with one side of the carbon filtration tank 5 through a pipeline, the precision filter 7 is connected with a high pressure pump 9 through a high pressure pump front pipeline 8 at one side, the other side of the carbon filtration tank is connected with a nanofiltration tank 11 welded on the other side of the left and right sides in parallel through a high pressure pump rear pipeline 10 at the side of the high pressure pump 9, wherein a purified water outlet 12 and a concentrated water outlet 13 are also arranged on the nanofiltration tank 11 close to the outer side, the purified water outlet and the concentrated water outlet are respectively connected with an external clean water tank and a drainage channel, still be equipped with manometer 14 on the pipeline between sand filtration jar 4 and the carbon filtration jar 5, be equipped with rack 15 on the top support frame inner wall of raw water pump 6, placed electrical control box 16 on this rack 15, electrical control box 16 can control opening and closing between sand filtration jar 4, carbon filtration jar 5, precision filter 7, the jar 11 of receiving nanofiltration, still be equipped with a NaCLO dosing pump 17 on the rear pipeline of receiving filtration jar 11, can add the liquid medicine in the NaCLO dosing pump 17 in the pipeline, can advance through clean water delivery port inflow clean water tank, can restrain the production of bacterium, be equipped with the gyro wheel 19 that can remove on the base 18 of support frame 2 to be equipped with the stationary blade 20 on gyro wheel 19 both sides edge, be used for gyro wheel 19's fixed, prevent to receive the clean water tank of nanofiltration and remove in filter work.
The specific working principle is as follows:
(1) normal water production working process:
a raw water supply pump pumps water from a raw water tank or a raw water pool (the starting and stopping of the raw water pump is in linkage control with the liquid level of the raw water tank or the raw water pool, and the high liquid level can be started); the water flow sequentially passes through a check valve, a pressure transmitter and a pressure gauge raw water, reaches an automatic multi-way valve (a multi-channel valve for changing the flow direction of the water flow is also called an automatic controller and an automatic head) of the multi-media filter, and enters a water inlet of the multi-media filter through the automatic multi-way valve; after being filtered by the multi-media filter, the water flow passes through the automatic multi-way valve of the multi-media filter again and then enters the water inlet of the automatic multi-way valve of the activated carbon filter from the water outlet of the automatic multi-way valve; then the water enters an activated carbon filter, after being filtered by the activated carbon filter, the water flows back to the automatic multi-way valve and enters the precision filter from an outlet of the automatic multi-way valve of the activated carbon filter; on the pipeline entering the precision filter, a pipeline branch is connected with a NaClO dosing pump and is used for dosing in the pipeline, inhibiting the growth of bacteria and playing a role in sterilization; the water flow enters a water inlet at the lower end of the nanofiltration main body equipment from an outlet of the precision filter through a valve and a pipeline, and purified water flows out of two water producing ports on the side surface through the physical filtering action of the nanofiltration membrane, and then enters a clear water tank through a water producing pipe, a pressure gauge, a manual butterfly valve, a water producing electric butterfly valve, an electromagnetic flowmeter and the like; the concentrated water of the nanofiltration system passes through a concentrated water branch pipe and a concentrated water main pipe discharge pipeline, and the concentrated water is discharged into a drainage channel by an electric butterfly valve.
(2) The forward washing process comprises the following steps:
the flow direction of water flow in the forward washing process is completely consistent with the flow direction of normal produced water, only a forward washing discharge valve on a water production pipeline is opened, so that the cleaning liquid is discharged into a sewer, and a water production electric butterfly valve is closed, so that the cleaning liquid cannot enter a clear water tank.
The utility model has the advantages that:
1. selecting a multi-media filter, an activated carbon filter, a precision filter, a nanofiltration membrane system and a dosing process;
2. the equipment adopts a remote monitoring system and an Internet of things system, realizes unattended operation and reduces the operation cost;
3. the nanofiltration membrane is used, so that air washing and backwashing are not needed, and the investment cost and the operation cost of equipment are reduced;
4. the nanofiltration membrane has high filtration precision, can remove most heavy metal ions in water, and can remove impurities such as turbidity, hardness, microorganisms, viruses and the like.
Claims (3)
1. A rural drinking water nanofiltration water purification tank comprises a water purifier tank body with a base, and is characterized in that the tank body consists of a support frame and a storage rack, wherein a sand filter tank and a carbon filter tank are welded on the left and the right of the storage rack side by side, a raw water pump with a water inlet is arranged on the storage rack at the bottom in front of the sand filter tank and connected with one side of the sand filter tank through a pipeline, a precision filter on the storage rack at the bottom in front is connected with one side of the carbon filter tank through a pipeline, the precision filter is connected with a high pressure pump through a high pressure pump front pipeline at one side, the other side of the carbon filter tank is connected with a nanofiltration tank welded on the other side of the storage rack side by side through a high pressure pump rear pipeline at the side of the high pressure pump, a purified water outlet and a concentrated water outlet are also arranged on the nanofiltration tank close to the outer side, the purified water outlet and the concentrated water outlet are respectively connected with an external clean water tank and a concentrated water tank, a pressure gauge is also arranged on the pipeline between the sand filter tank and the carbon filter tank, the upper support frame inner wall of the raw water pump is provided with a support frame, an electrical control box is placed on the support frame, and the box body can control the opening and closing of the sand filter tank, the carbon filter tank, the precision filter and the nanofiltration tank.
2. The rural drinking water nanofiltration water purification tank of claim 1, wherein a NaCLO dosing pump is further arranged on a pipeline behind the nanofiltration tank.
3. The rural drinking water nanofiltration water purification tank of claim 1, wherein the base of the support frame is provided with movable rollers, and two sides of the rollers are provided with fixing plates.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022154562.5U CN213895418U (en) | 2020-09-27 | 2020-09-27 | Rural drinking water nanofiltration water purification tank |
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CN202022154562.5U CN213895418U (en) | 2020-09-27 | 2020-09-27 | Rural drinking water nanofiltration water purification tank |
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CN213895418U true CN213895418U (en) | 2021-08-06 |
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CN202022154562.5U Active CN213895418U (en) | 2020-09-27 | 2020-09-27 | Rural drinking water nanofiltration water purification tank |
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2020
- 2020-09-27 CN CN202022154562.5U patent/CN213895418U/en active Active
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