CN215559621U - Potential energy membrane filtration water purifying device - Google Patents
Potential energy membrane filtration water purifying device Download PDFInfo
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- CN215559621U CN215559621U CN202122052817.1U CN202122052817U CN215559621U CN 215559621 U CN215559621 U CN 215559621U CN 202122052817 U CN202122052817 U CN 202122052817U CN 215559621 U CN215559621 U CN 215559621U
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Abstract
The utility model discloses a potential energy membrane filtration water purification device, which comprises a rack, a raw water container arranged on the rack, an ultrafiltration membrane component arranged in the raw water container, and a first water outlet communicated with a water production port of the ultrafiltration membrane component, wherein the top of the ultrafiltration membrane component is higher than the first water outlet; the device also comprises a first water inlet and a drain outlet which are arranged on the raw water container, a water drawing pump communicated with the first water inlet, a coagulant adding pump communicated with the raw water container, and an aeration component for aerating the ultrafiltration membrane component; the first water inlet is higher than the ultrafiltration membrane component, the device also comprises a filter layer which is arranged in the raw water container, is lower than the first water inlet and is higher than the ultrafiltration membrane component, and an ultraviolet sterilization component which is arranged between the water production port and the first water outlet; the raw water container comprises an overflow port, and the height difference between the overflow port and the top of the ultrafiltration membrane component is 200-2000 mm. The potential energy membrane filtration water purification device can obtain the produced water with better water quality; and the normal water production for a long time can be maintained under the condition of power failure.
Description
Technical Field
The utility model relates to a potential energy membrane filtration water purification device.
Background
In areas where a comprehensive, economically safe water supply network is difficult to establish, people often can only obtain domestic water through distributed simple water treatment devices, and even surface water in many areas can be directly used as domestic water without any treatment. These simple water treatment devices are usually simple pits or pools, and are treated by adding alum and coagulating and settling. The method is lack of reliable technical process, hardware equipment, safety guarantee and stable quality, and has great safety risk.
Water treatment devices serving several to tens of people not only need a good water treatment process, but also need to be simple to operate, simple and convenient to maintain, safe and reliable. Therefore, the process and equipment of large and medium-sized waterworks cannot be simply moved to the dispersed small and miniature surface water or underground water treatment device.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a potential energy membrane filtration water purification device which is simple to operate, reliable to operate and convenient to maintain and can obtain produced water with better water quality; and the normal water production for a long time can be maintained under the condition of power failure.
In order to achieve the purpose, the utility model adopts the technical scheme that:
a potential energy membrane filtration water purification device comprises a rack, a raw water container arranged on the rack, an ultrafiltration membrane component arranged in the raw water container, and a first water outlet communicated with a water production port of the ultrafiltration membrane component, wherein the top of the ultrafiltration membrane component is higher than the first water outlet;
the device also comprises a first water inlet and a drain outlet which are arranged on the raw water container, a water drawing pump communicated with the first water inlet, a coagulant adding pump communicated with the raw water container, and an aeration assembly for aerating the ultrafiltration membrane assembly;
the first water inlet is higher than the ultrafiltration membrane component, the device also comprises a filtering layer which is arranged in the raw water container, is lower than the first water inlet and is higher than the ultrafiltration membrane component, and an ultraviolet sterilization component which is arranged between the water production port and the first water outlet;
the raw water container comprises an overflow port, and the height difference between the overflow port and the top of the ultrafiltration membrane component is 200-2000 mm.
Preferably, the raw water container includes a first body for storing raw water, and a cover provided on the first body to be openable and closable.
Preferably, the device further comprises a liquid level control assembly arranged in the raw water container, wherein the liquid level control assembly is used for measuring the liquid level in the raw water container and controlling the liquid level in the raw water container within a set range through the water drawing pump.
Preferably, the height difference between the top of the ultrafiltration membrane component and the first water outlet is greater than or equal to 500 mm.
Preferably, the device further comprises an activated carbon adsorption element and/or a softened resin filter element arranged between the water producing port and the first water outlet, and the activated carbon adsorption element and/or the softened resin filter element are/is positioned on the rear side of the ultraviolet sterilization component along the water outlet direction.
Preferably, the ultrafiltration membrane module is a hollow fiber type membrane module or a flat plate type membrane module.
Preferably, the membrane layer of the ultrafiltration membrane module is made of one of PVDF material, PTFE material, PES material, PP material, PVC material and ceramic material.
Preferably, the filtering pore size of the ultrafiltration membrane component is between 10 and 50 nm.
Preferably, the volume of the raw water container is 2-20000L, and the filtering area of the ultrafiltration membrane component is 0.2-5000m2。
Preferably, the apparatus further comprises a blower or air compressor for supplying air to the aeration assembly.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: the potential energy membrane water filtering and purifying device has the following advantages:
the top of the ultrafiltration membrane component (lower than or equal to the liquid level in the raw water container) is higher than the first water outlet, and the transmembrane pressure difference of the ultrafiltration membrane component can be overcome by the pressure formed by liquid level difference, so that the raw water is filtered and purified;
the raw water is sequentially acted by the filter layer, the ultrafiltration membrane component and the ultraviolet sterilization component, so that the produced water with better water quality can be obtained;
through setting up the difference in height at overflow mouth and milipore filter subassembly top, under the outage circumstances, through artifical moisturizing, can maintain the normal water of producing of long time.
Drawings
FIG. 1 is a schematic structural diagram of a membrane filtration water purification device according to an embodiment of the present invention;
fig. 2 is a side view of fig. 1.
Wherein: 1. a frame; 2. a raw water container; 21. a first water inlet; 3. an ultrafiltration membrane module; 31. a water production pipe; 4. a first water outlet; 5. a blow-off pipe; 6. a water drawing pump; 7. a coagulant addition pump; 8. an aeration pipe; 9. an ultraviolet sterilization component; 10. a liquid level control assembly; 11. a blower; 12. a breather valve; 13. an electric control cabinet; 14. a water outlet pipe; 15. and (4) a water inlet pipe.
Detailed Description
The technical solution of the present invention is further explained below with reference to the specific embodiments and the accompanying drawings.
Referring to fig. 1-2, the present embodiment provides a potential energy membrane filtration water purification apparatus, which includes a frame 1, a raw water container 2 disposed on the frame 1, and an ultrafiltration membrane module 3 disposed in the raw water container 2.
The ultrafiltration membrane component 3 is a vertical immersed membrane component, a water producing port is arranged at the upper part of the vertical immersed membrane component, and one or more ultrafiltration membrane components 3 are arranged. In the present embodiment, the water production ports of the plurality of ultrafiltration membrane modules 3 are respectively communicated with the water production pipes 31 provided above the same and located in the raw water container 2. The water producing pipe 31 is communicated with the water outlet pipe 14 downwards, the water outlet pipe 14 is arranged on the outer side of the raw water container 2, and the water outlet pipe 14 is provided with a plurality of first water outlets 4 and a plurality of valves for respectively controlling the on-off of the first water outlets 4.
The water outlet pipe 14 extends in the horizontal direction and is arranged on the rack 1 and below the raw water container 2, and the top of the ultrafiltration membrane module 3 (lower than or equal to the liquid level in the raw water container 2) is higher than all the first water outlets 4. In this embodiment, the height difference between the top of the ultrafiltration membrane module 3 and the first water outlet 4 is controlled to be greater than or equal to 500 mm. Through the arrangement, the transmembrane pressure difference of the ultrafiltration membrane component 3 can be overcome by the pressure formed by the liquid level difference, the raw water is filtered and purified, and the purified water is delivered to the first water outlet 4 through the water producing port, so that unpowered filtration is realized.
The potential energy membrane filtration water purification device further comprises a first water inlet 21 and a sewage discharge outlet which are arranged on the raw water container 2, a breather valve 12 arranged at the top of the raw water container 2, and a water drawing pump 6 communicated with the first water inlet 21, wherein the water drawing pump 6 is arranged on the rack 1.
Referring to fig. 1, the first water inlet 21 is provided at an upper side of the raw water container 2 and communicates with the suction pump 6 through a water inlet pipe 15 provided at an outer side of the raw water container 2. The water-drawing pump 6 is used for drawing surface water or underground water in the external environment. The drain is arranged at the bottom of the raw water container 2, and in the running process of the device, the raw water container 2 is subjected to continuous or intermittent sewage discharge through the drain pipe 5 communicated with the drain.
The potential energy membrane filtration water purification device further comprises an aeration component for aerating the ultrafiltration membrane component 3, and an air blower 11 or an air compressor for supplying air to the aeration component. The aeration component is arranged in the raw water container 2, can be positioned below the ultrafiltration membrane component 3, and can also be positioned in the lower end part of the ultrafiltration membrane component.
Referring to fig. 1, the aeration module includes an aeration pipe 8 disposed below the ultrafiltration membrane module 3, a plurality of aeration holes are opened on the upper side of the aeration pipe 8, and a blower 11 communicated with the aeration pipe 8 is disposed below the raw water container 2 and is mounted on the frame 1. In the running process of the device, the ultrafiltration membrane component 3 above is aerated continuously or intermittently by the aeration component.
The potential energy membrane filtration water purification device further comprises a coagulant addition pump 7 communicated with the raw water container 2, and the coagulant addition pump 7 is installed on the rack 1. The coagulant addition pump 7 periodically adds a coagulant to the raw water tank 2 to coagulate the raw water.
The first water inlet 21 is higher than the ultrafiltration membrane module 3, and the membrane filtration water purification device further comprises a filter layer (not shown in the figure) arranged in the raw water container 2 and an ultraviolet sterilization module 9 arranged between the water production port and the first water outlet 4. The filtering layer is arranged between the first water inlet 21 and the ultrafiltration membrane component 3, the ultraviolet sterilization component 9 is arranged in the water outlet pipe 14 and is separated from the water channel in the water outlet pipe 14 through a transparent material, and the produced water is sterilized through the emitted ultraviolet.
The filter layer is used for carrying out primary filtration on the raw water, so that the ultrafiltration membrane component 3 can treat the raw water after the primary filtration; the ultraviolet sterilization component 9 is used for sterilizing the produced water, and has the advantage of not generating any chlorine carcinogen compared with the disinfection process of the waterworks added with chlorine bactericide.
The ultrafiltration membrane component 3 is a hollow fiber type membrane component or a flat plate type membrane component; the membrane layer of the ultrafiltration membrane component 3 is made of one of PVDF material, PTFE material, PES material, PP material, PVC material and ceramic material; the filtering aperture of the ultrafiltration membrane component 3 is between 10 and 50nm, and the filtering aperture is smaller than that of the filtering layer, so that suspended matters, colloidal substances, bacteria, algae and virus particles can be efficiently and thoroughly filtered. The precision of the ultrafiltration membrane filtration process is greatly improved compared with the sand filtration process, and the quality of produced water can be effectively ensured.
The filter layer, the ultrafiltration membrane component 3 and the ultraviolet sterilization component 9 sequentially act on raw water, so that the produced water with better water quality can be obtained.
During aeration, air impacts upwards to the position above the liquid level, ferrous ions in the raw water are oxidized into ferric ions, flocculent ferric hydroxide is obtained above the filter layer and is blocked by the filter layer, and the ferrous ions in the raw water can be removed.
The raw water container 2 comprises an overflow port (not shown in the figure), the overflow port is higher than the ultrafiltration membrane module 3, and the height difference between the overflow port and the top of the ultrafiltration membrane module 3 is 200-2000 mm. Through setting up the difference in height at overflow mouth and 3 tops of milipore filter subassembly, under the outage circumstances, through artifical moisturizing, can maintain the normal water of producing of long time. Normal water production can generally continue for hours to tens of hours.
In the present embodiment, the raw water container 2 includes a first body for storing raw water, and a lid provided on the first body to be openable and closable. When manual water replenishing is needed, only the cover body needs to be opened.
The potential energy membrane filtration water purification device further comprises a liquid level control assembly 10 arranged in the raw water container 2, wherein the liquid level control assembly 10 is used for measuring the liquid level in the raw water container 2 and controlling the liquid level in the raw water container 2 within a set range through the water drawing pump 6. The level control assembly 10 may be a floating ball level controller, or a flooded level controller, or other type of level controller.
The potential energy membrane filtration water purification device further comprises an electric control cabinet 13 arranged on the rack 1, wherein the electric control cabinet 13 is used for controlling the start and stop of electric units such as the water drawing pump 6, the coagulant adding pump 7, the ultraviolet sterilization assembly 9, the liquid level control assembly 10 and the air blower 11.
The potential energy membrane filtration water purification device further comprises an activated carbon adsorption element and/or a softened resin filter element (not shown in the figure) arranged between the water production port and the first water outlet 4, wherein the activated carbon adsorption element and/or the softened resin filter element is positioned on the rear side of the ultraviolet sterilization component 9 along the water outlet direction. Namely, the produced water output from the water producing port firstly passes through the activated carbon adsorption part and/or the softened resin filter part, then passes through the ultraviolet sterilization component 9, and finally flows to the first water outlet 4. Through setting up active carbon adsorption spare and/or softening resin filter piece, can effectually get rid of the organic pollutant in the former aquatic, such as pesticide, hormone etc. and hardness material such as calcium magnesium ion.
In this embodiment, the volume of the raw water container 2 is 2-20000L, and the filtering area of the ultrafiltration membrane module 3 is 0.2-5000m2。
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. The utility model provides a purifier is strained to potential energy membrane which characterized in that: the device comprises a rack, a raw water container arranged on the rack, an ultrafiltration membrane component arranged in the raw water container, and a first water outlet communicated with a water production port of the ultrafiltration membrane component, wherein the top of the ultrafiltration membrane component is higher than the first water outlet;
the device also comprises a first water inlet and a drain outlet which are arranged on the raw water container, a water drawing pump communicated with the first water inlet, a coagulant adding pump communicated with the raw water container, and an aeration assembly for aerating the ultrafiltration membrane assembly;
the first water inlet is higher than the ultrafiltration membrane component, the device also comprises a filtering layer which is arranged in the raw water container, is lower than the first water inlet and is higher than the ultrafiltration membrane component, and an ultraviolet sterilization component which is arranged between the water production port and the first water outlet;
the raw water container comprises an overflow port, and the height difference between the overflow port and the top of the ultrafiltration membrane component is 200-2000 mm.
2. The potential energy membrane filtration water purification device of claim 1, wherein: the raw water container comprises a first body for storing raw water and a cover body arranged on the first body in an openable and closable manner.
3. The potential energy membrane filtration water purification device of claim 1, wherein: the device also comprises a liquid level control assembly arranged in the raw water container, wherein the liquid level control assembly is used for measuring the liquid level in the raw water container and controlling the liquid level in the raw water container within a set range through the water drawing pump.
4. The potential energy membrane filtration water purification device of claim 1, wherein: the height difference between the top of the ultrafiltration membrane component and the first water outlet is more than or equal to 500 mm.
5. The potential energy membrane filtration water purification device of claim 1, wherein: the device is still including locating produce the mouth of a river with the active carbon adsorption spare and/or softening resin filter piece between the first delivery port, active carbon adsorption spare and/or softening resin filter piece is located the rear side of ultraviolet sterilization subassembly along the water direction of going out.
6. The potential energy membrane filtration water purification device of claim 1, wherein: the ultrafiltration membrane component is a hollow fiber type membrane component or a flat plate type membrane component.
7. The potential energy membrane filtration water purification device of claim 1, wherein: the membrane layer of the ultrafiltration membrane component is made of one of PVDF material, PTFE material, PES material, PP material, PVC material and ceramic material.
8. The potential energy membrane filtration water purification device of claim 1, wherein: the filtering pore diameter of the ultrafiltration membrane component is between 10 and 50 nm.
9. The potential energy membrane filtration water purification device of claim 1, wherein: the volume of the raw water container is 2-20000L, and the filtering area of the ultrafiltration membrane component is 0.2-5000m2。
10. The potential energy membrane filtration water purification device of claim 1, wherein: the device also comprises an air blower or an air compressor for supplying air to the aeration component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122052817.1U CN215559621U (en) | 2021-08-27 | 2021-08-27 | Potential energy membrane filtration water purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122052817.1U CN215559621U (en) | 2021-08-27 | 2021-08-27 | Potential energy membrane filtration water purifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215559621U true CN215559621U (en) | 2022-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122052817.1U Active CN215559621U (en) | 2021-08-27 | 2021-08-27 | Potential energy membrane filtration water purifying device |
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| Country | Link |
|---|---|
| CN (1) | CN215559621U (en) |
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2021
- 2021-08-27 CN CN202122052817.1U patent/CN215559621U/en active Active
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