CN215559177U - Small-flow table type water purification system and water purification equipment - Google Patents
Small-flow table type water purification system and water purification equipment Download PDFInfo
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- CN215559177U CN215559177U CN202023167098.XU CN202023167098U CN215559177U CN 215559177 U CN215559177 U CN 215559177U CN 202023167098 U CN202023167098 U CN 202023167098U CN 215559177 U CN215559177 U CN 215559177U
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- water
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- waste water
- purification system
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 178
- 238000000746 purification Methods 0.000 title claims abstract description 51
- 239000002351 wastewater Substances 0.000 claims abstract description 93
- 239000012528 membrane Substances 0.000 claims abstract description 59
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000008213 purified water Substances 0.000 claims description 8
- 238000001914 filtration Methods 0.000 abstract description 8
- 238000010992 reflux Methods 0.000 abstract description 5
- 238000005406 washing Methods 0.000 abstract description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000001223 reverse osmosis Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001728 nano-filtration Methods 0.000 description 2
- 238000000108 ultra-filtration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a small-flow table type water purification system and water purification equipment, which comprise a raw water tank, a main pipeline, a first water pump, a membrane filter element, a waste water pipeline, a valve and a return pipeline, wherein the raw water tank is connected with the main pipeline through the waste water pipeline; the raw water tank is communicated with one end of a main pipeline, and the first water pump and the membrane filter element are sequentially arranged on the main pipeline; one end of the waste water pipeline is communicated with the water inlet side of the membrane filter element; the valve is arranged on the waste water pipeline and the return pipeline or on the waste water pipeline to control the conduction of the waste water pipeline and the return pipeline; one end of the return pipeline is communicated with the main pipeline and is positioned in front of the first water pump, and the other end of the return pipeline is communicated with the waste water pipeline or the valve. Aiming at the small-flow table type water purification system, the utility model conducts a return pipeline through a control valve, increases the flowing speed of the waste water through circulation, enhances the washing of a filtering membrane and prevents the blockage of the membrane filter core. After a certain time of reflux circulation, the wastewater pipeline is conducted to discharge the wastewater.
Description
Technical Field
The utility model relates to the technical field of water treatment, in particular to a small-flow table type water purification system and water purification equipment.
Background
The water purifying equipment is also called water purifier and water quality purifier, and is water treating equipment for deep filtering and purifying water according to water requirement. The technical core of the water purifier is a filter element device, and the filter element device generally comprises an ultrafiltration membrane filter element, an RO reverse osmosis membrane filter element, a nanofiltration membrane filter element and the like.
The small-flow table type water purifying equipment is one of various water purifying equipment, can be directly placed on a table top, and is generally provided with a membrane filter element and a raw water tank for storing water before filtration. The wastewater at the water inlet side of the membrane filter element is circulated back to the raw water tank. The small-flow table-type water purifying equipment has small volume, small membrane filter element, low flowing speed of waste water and easy blockage of a filter membrane.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a small-flow table type water purification system and water purification equipment, which can accelerate the flow speed of wastewater and prevent a filtering membrane from being blocked.
The utility model discloses a small-flow table type water purification system which comprises a raw water tank, a main pipeline, a first water pump, a membrane filter element, a waste water pipeline, a valve and a return pipeline, wherein the raw water tank is connected with the main pipeline through the first water pump; the raw water tank is communicated with one end of a main pipeline, and the first water pump and the membrane filter element are sequentially arranged on the main pipeline; one end of the waste water pipeline is communicated with the water inlet side of the membrane filter element; the valve is arranged on the waste water pipeline and the return pipeline or on the waste water pipeline to control the conduction of the waste water pipeline and the return pipeline; one end of the return pipeline is communicated with the main pipeline and is positioned in front of the first water pump, and the other end of the return pipeline is communicated with the waste water pipeline or the valve.
Optionally, the valve comprises a first valve and a second valve; the first valve is arranged on the waste water pipeline and behind the return pipeline; the second valve is disposed on the return line.
Optionally, the valve is a three-way valve; the valve is arranged on the waste water pipeline, and one end of the return pipeline is communicated with the valve.
Optionally, the water purification system further comprises a waste water tank, and the waste water tank is communicated with the waste water pipeline.
Optionally, the water purification system further comprises a flow limiting module for limiting water flow; the flow limiting module is arranged on the waste water pipeline and is positioned in front of the valve.
Optionally, the water purification system further comprises a flow limiting module for limiting water flow; the flow limiting module is arranged on the return pipeline.
Optionally, water purification system still includes the TDS meter, the TDS meter sets up be in on the main line, and be located between membrane filter core and the return line.
Optionally, the water purification system further includes a second water pump, and the second water pump is disposed on the main pipeline and behind the pure water tank.
Optionally, the water purification system further includes a heating module for heating purified water, and the heating module is disposed on the main pipeline and behind the pure water tank.
The utility model also discloses a small-flow table type water purifying device which comprises the water purifying system.
Aiming at the small-flow table type water purification system, the utility model switches on the return pipeline through the control valve, can lead the wastewater at the water inlet side to flow back to the front of the membrane filter element through the return pipeline, increases the flow speed of the wastewater through circulation, increases the water flow and the water flow speed of the main pipeline, enhances the washing of the filter membrane and prevents the membrane filter element from being blocked. After a certain time of backflow circulation, the backflow pipeline can be closed through valve control, the waste water pipeline is conducted, and waste water is discharged.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model. It is obvious that the drawings in the following description are only some embodiments of the utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic diagram of a small flow bench water purification system according to an embodiment of the present invention;
FIG. 2 is another schematic diagram of a small flow counter top water purification system according to an embodiment of the present invention;
fig. 3 is a flow chart of a water purification control method according to an embodiment of the utility model.
Wherein, 1, a raw water tank; 2. a main pipeline; 3. a first water pump; 4. a membrane cartridge; 41. a water inlet side; 42. a water outlet side; 5. a waste water line; 6. a valve; 61. a first valve; 62. a second valve; 63. a three-way valve; 7. a return line; 8. a wastewater tank; 9. a pure water tank; 10. a current limiting module; 11. a TDS meter; 12. a front filter element; 13. a post-positioned filter element; 14. a second water pump; 15. the module is heated.
Detailed Description
It is to be understood that the terminology, the specific structural and functional details disclosed herein are for the purpose of describing particular embodiments only, and are representative, but that the present invention may be embodied in many alternate forms and should not be construed as limited to only the embodiments set forth herein.
The utility model is described in detail below with reference to the figures and alternative embodiments.
As shown in fig. 1 and 2, as an embodiment of the present invention, a small flow table water purification system is disclosed, which includes a raw water tank 1, a main pipeline 2, a first water pump 3, a membrane filter element 4, a waste water pipeline 5, a valve 6 and a return pipeline 7; the raw water tank 1 is communicated with one end of a main pipeline 2, and the first water pump 3 and the membrane filter element 4 are sequentially arranged on the main pipeline 2; one end of the waste water pipeline 5 is communicated with the water inlet side 41 of the membrane filter element 4; the valve 6 is arranged on the waste water pipeline 5 and the return pipeline 7, or arranged on the waste water pipeline 5, so as to control the conduction of the waste water pipeline 5 and the return pipeline 7; one end of the return pipeline 7 is communicated with the main pipeline 2 and is positioned in front of the first water pump 3, and the other end of the return pipeline is communicated with the waste water pipeline 5 or the valve 6.
The membrane cartridge 4 of the present invention may be a cartridge of various filtration membranes, such as a reverse osmosis membrane cartridge, an ultrafiltration membrane cartridge, and a nanofiltration membrane cartridge. The filter membrane divides the cartridge into a water inlet side 41 and a water outlet side 42. The water inlet side 41 refers to the side of the membrane filter element 4 which is not yet filtered by the membrane and is provided with raw water or waste water; the outlet side 42 refers to the side of the membrane cartridge 4 where water has been filtered, where it is purified for consumption by a user. In the present invention, the water is raw water, purified water and waste water. The raw water refers to water before being filtered by the membrane filter element 4, and the raw water tank 1 is used for storing raw water; the purified water refers to water filtered by a reverse osmosis membrane and is drunk by a user; the waste water refers to water remaining on the water inlet side 41 after the raw water is continuously filtered by the filter membrane, and the part of the water having a higher Total Dissolved Solids (TDS) than the raw water can be discharged through the waste water line 5.
Aiming at the small-flow table type water purification system, the utility model can lead the return pipeline 7 to be communicated through the control valve 6, can lead the wastewater at the water inlet side 41 to flow back to the front of the membrane filter element 4 through the return pipeline 7, increases the flow speed of the wastewater through circulation, increases the water flow and the water flow speed of the main pipeline 2, enhances the washing of the filter membrane and prevents the membrane filter element 4 from being blocked. After a certain time of reflux circulation, the reflux pipeline 7 can be controlled to be closed through the valve 6, the waste water pipeline 5 is conducted, and the waste water is discharged.
Specifically, the water purification system further comprises a waste water tank 8, and the waste water tank 8 is communicated with the waste water pipeline 5. After certain time of backflow circulation, the backflow pipeline 7 can be controlled to be closed through the valve 6, the waste water pipeline 5 is conducted, waste water is discharged into the waste water tank 8, and waste water collection and treatment are facilitated. Original desk-top water purification system of low discharge directly flows waste water back to former water tank 1 in, pollutes the raw water in the former water tank 1, increases the filterable burden of filter core, separates former water and waste water in this scheme, with waste water back to waste water tank 8 in, prevent to pollute the raw water in the former water tank 1.
In one embodiment, as shown in fig. 1, the valve 6 includes a first valve 61 and a second valve 62; the first valve 61 is arranged on the waste pipe 5, after the return pipe 7; the second valve 62 is arranged on the return line 7. The waste water pipe 5 and the return pipe 7 are controlled by the first valve 61 and the second valve 62, respectively, so that whether the waste water pipe 5 and the return pipe 7 are conducted or not can be controlled at will. Is flexible and convenient. For example, the waste line 5 is completely closed and the return line 7 is completely open, and the filtration membrane is flushed at full speed with return flow; for example, the waste water line 5 is partially closed, and the return line 7 is partially closed, and waste water is discharged while returning. In another embodiment, as shown in fig. 2, the valve 6 is a three-way valve 63; the valve 6 is arranged on the waste water pipeline 5, and one end of the return pipeline 7 is communicated with the valve 6. The three-way valve 63 is arranged on the waste water pipeline 5, wherein an inlet and an outlet are communicated with the waste water pipeline 5, a reversing port is communicated with the return pipeline 7, and when the waste water needs to flow back, the waste water pipeline 5 and the return pipeline 7 are communicated by the three-way valve 63, so that the waste water flows back; when the waste water needs to be drained, the return pipeline 7 is closed, the waste water pipeline 5 is conducted, and the waste water is drained away or discharged into the waste water tank 8 through the waste water pipeline 5.
The water purification system further comprises a flow limiting module 10 for limiting the water flow; the flow restriction module 10 is arranged on the return line 7. The flow limiting module 10 can be various valves 6, curved flow passages or flow limiting orifice plates and the like which can be controlled to open and close. The flow limiting module 10 is used to control the water flow and reduce the water flow speed, so as to increase the water pressure at the water inlet side 41 and improve the filtering efficiency of the filtering membrane. In another embodiment, the flow restriction module 10 is disposed on the waste line 5 before the valve 6. In this way, the flow restriction module 10 and the membrane cartridge 4 are integrated, and the flow restriction module 10 can be replaced at the same time as the membrane cartridge 4 is replaced.
The water purification system still includes TDS meter 11, TDS meter 11 sets up on the main line 2, and is located between membrane filter core 4 and return line 7. In this scheme, can decide whether to stop the backward flow circulation according to the TDS value, with waste water pass through waste water pipeline 5 and drain or arrange waste water tank 8 in.
Further, the water purification system further comprises a pure water tank 9, wherein the pure water tank 9 is arranged on the main pipeline 2 and behind the membrane filter element 4. The pure water tank 9 is used for storing the treated pure water, and is convenient for users to directly drink the pure water.
Further, the water purification system further comprises a front filter element 12 and a rear filter element 13 which are arranged on the main pipeline 2, wherein the front filter element 12 is positioned in front of the membrane filter element 4, and the rear filter element 13 is positioned behind the membrane filter element 4. The front filter element 12 can be any one or combination of a PP cotton filter element and an activated carbon filter element. The post-filter element 13 may be an activated carbon filter element. The PP cotton filter element can filter particle impurities in raw water, and the activated carbon filter element can remove residual chlorine, peculiar smell, color and organic matters in the water. The preposed filter element 12 can be used for pretreating raw water, is beneficial to protecting the membrane filter element 4 and can also improve the purification effect of the raw water. The post-positioned filter element 13 can remove residual chlorine, peculiar smell, color and organic matters in water again before purified water is provided for users to drink, thereby ensuring the quality of drinking water finally provided for the users.
Further, the water purification system further comprises a second water pump 14, and the second water pump 14 is arranged on the main pipeline 2 and behind the pure water tank 9. The second water pump 14 provides power for the water outlet of the water purification system, and the purified water is discharged more quickly. The water purification system further comprises a heating module 15, wherein the heating module 15 is arranged on the main pipeline 2 and is positioned behind the pure water tank 9. The heating module 15 can heat the purified water to provide hot water for users.
As shown in fig. 3, as another embodiment of the present invention, a water purification control method is disclosed, which is applied to the water purification system described above, and includes the steps of:
s100: starting the water purification system;
s200: the control valve is communicated with the return pipeline, and the wastewater on the water inlet side of the membrane filter element flows back to the main pipeline in front of the membrane filter element through the return pipeline;
s300: after a certain time, the valve is controlled to close the return pipeline and conduct the waste water pipeline, and the waste water on the water inlet side of the membrane filter element is discharged through the waste water pipeline.
Aiming at the small-flow table type water purification system, the method conducts the return pipeline 7 through the control valve 6, can lead the wastewater at the water inlet side 41 to flow back to the front of the membrane filter element 4 through the return pipeline 7, increases the flow speed of the wastewater through circulation, increases the water flow and the water flow speed of the main pipeline 2, enhances the washing of the filter membrane, and prevents the membrane filter element 4 from being blocked. After a certain time of reflux circulation, the reflux pipeline 7 can be controlled to be closed through the valve 6, the waste water pipeline 5 is conducted, and the waste water is discharged.
Specifically, in the step S200, the step of controlling the valve to conduct the return line specifically includes: and controlling the first valve to be closed, opening the second valve and conducting the return pipeline.
As another embodiment of the utility model, a small flow table water purification apparatus is disclosed, comprising the water purification system as described above.
It should be noted that, the limitations of the steps involved in the present disclosure are not considered to limit the order of the steps without affecting the implementation of the specific embodiments, and the steps written in the foregoing may be executed first, or executed later, or even executed simultaneously, and as long as the present disclosure can be implemented, all should be considered to belong to the protection scope of the present disclosure.
The foregoing is a more detailed description of the utility model in connection with specific alternative embodiments, and the practice of the utility model should not be construed as limited to those descriptions. For those skilled in the art to which the utility model pertains, several simple deductions or substitutions can be made without departing from the spirit of the utility model, and all shall be considered as belonging to the protection scope of the utility model.
Claims (10)
1. A small-flow table-type water purification system is characterized by comprising a raw water tank, a main pipeline, a first water pump, a membrane filter element, a waste water pipeline, a valve and a return pipeline; the raw water tank is communicated with one end of a main pipeline, and the first water pump and the membrane filter element are sequentially arranged on the main pipeline; one end of the waste water pipeline is communicated with the water inlet side of the membrane filter element; the valve is arranged on the waste water pipeline and the return pipeline or on the waste water pipeline to control the conduction of the waste water pipeline and the return pipeline; one end of the return pipeline is communicated with the main pipeline and is positioned in front of the first water pump, and the other end of the return pipeline is communicated with the waste water pipeline or the valve.
2. The water purification system of claim 1, wherein the valve comprises a first valve and a second valve; the first valve is arranged on the waste water pipeline and behind the return pipeline; the second valve is disposed on the return line.
3. The water purification system of claim 1, wherein the valve is a three-way valve; the valve is arranged on the waste water pipeline, and one end of the return pipeline is communicated with the valve.
4. The water purification system of claim 1, further comprising a waste water tank in communication with the waste water line.
5. The water purification system of claim 3, further comprising a flow restriction module for restricting flow of water; the flow limiting module is arranged on the waste water pipeline and is positioned in front of the valve.
6. The water purification system of claim 2, further comprising a flow restriction module for restricting flow of water; the flow limiting module is arranged on the return pipeline.
7. The water purification system of claim 1, further comprising a TDS meter disposed on the main line between the membrane cartridge and the return line.
8. The water purification system of claim 1, further comprising a second water pump and a plain water tank, the second water pump and the plain water tank being disposed on the main pipeline; the pure water tank is positioned behind the membrane filter element, and the second water pump is positioned behind the pure water tank.
9. The water purification system of claim 8, further comprising a heating module for heating the purified water, the heating module being disposed on the main conduit after the purified water tank.
10. A small flow counter top water purification apparatus comprising a water purification system as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023167098.XU CN215559177U (en) | 2020-12-24 | 2020-12-24 | Small-flow table type water purification system and water purification equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023167098.XU CN215559177U (en) | 2020-12-24 | 2020-12-24 | Small-flow table type water purification system and water purification equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215559177U true CN215559177U (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023167098.XU Active CN215559177U (en) | 2020-12-24 | 2020-12-24 | Small-flow table type water purification system and water purification equipment |
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|---|---|
| CN (1) | CN215559177U (en) |
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- 2020-12-24 CN CN202023167098.XU patent/CN215559177U/en active Active
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