CN215693231U - Water purification unit RO membrane automatically cleaning protection device - Google Patents
Water purification unit RO membrane automatically cleaning protection device Download PDFInfo
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- CN215693231U CN215693231U CN202121192748.8U CN202121192748U CN215693231U CN 215693231 U CN215693231 U CN 215693231U CN 202121192748 U CN202121192748 U CN 202121192748U CN 215693231 U CN215693231 U CN 215693231U
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Abstract
The utility model relates to a self-cleaning protection device for an RO (reverse osmosis) membrane of water purification equipment, which comprises a raw water inlet pipeline (1), an RO reverse osmosis filter (2), a pure water pipeline (3) and a waste water pipeline (4) which are respectively connected with the RO reverse osmosis filter (2), wherein a water storage tank (5) is connected behind the pure water pipeline (3), a water outlet pipeline (6) is connected behind the water storage tank (5), a first flushing pipeline (7) is connected onto the water outlet pipeline (6), the other end of the first flushing pipeline (7) is connected with the RO reverse osmosis filter (2), and the joint of the first flushing pipeline (7) and the RO reverse osmosis filter (2) is positioned on the water inlet side of the RO reverse osmosis filter (2). The RO membrane self-cleaning protection device of the water purification equipment has good washing effect on the RO membrane, and is beneficial to prolonging the service life of the RO membrane.
Description
Technical Field
The utility model belongs to the technical field of water purification equipment, and particularly relates to a RO (reverse osmosis) membrane self-cleaning protection device of water purification equipment.
Background
The reverse osmosis water purifier is a machine mainly utilizing the reverse osmosis principle to carry out water treatment, and the reverse osmosis membrane technology is to exert certain pressure to water for the mineral matter element of hydrone and ionic state passes through reverse osmosis membrane, and the vast majority of inorganic salt that dissolves in water includes heavy metal, organic matter and bacterium, virus etc. can't see through reverse osmosis membrane, thereby makes the pure water of infiltration and the strict separation of the concentrated water that can't permeate.
The emphasis of routine maintenance of reverse osmosis water purification machines has been focused primarily on the conventional cleaning of reverse osmosis RO membranes, typically using low pressure flushing at pressures of 60psi or less. However, in the conventional reverse osmosis purified water, raw water or waste water is used for washing, such washing cannot effectively wash impurities such as organic colloids and inorganic salts attached to the surface of the RO membrane, and the service life of the RO membrane is obviously shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a self-cleaning protection device for an RO (reverse osmosis) membrane of water purification equipment, which solves the problem of poor cleaning effect of the RO membrane flushed by raw water or waste water in the prior art.
In order to achieve the purpose, the utility model provides a water purification equipment RO membrane self-cleaning protection device, which comprises a raw water inlet pipeline, an RO reverse osmosis filter, a pure water pipeline and a waste water pipeline, wherein the pure water pipeline and the waste water pipeline are respectively connected with the RO reverse osmosis filter, a water storage tank is connected behind the pure water pipeline, a water outlet pipeline is connected behind the water storage tank, a first flushing pipeline is connected on the water outlet pipeline, the other end of the first flushing pipeline is connected with the RO reverse osmosis filter, and the joint of the first flushing pipeline and the RO reverse osmosis filter is positioned on the water inlet side of the RO reverse osmosis filter.
According to one aspect of the utility model, a first booster pump, a first one-way valve and a first electromagnetic valve are arranged on the first flushing pipeline, a first flushing water outlet pipe is further connected to the water outlet side of the RO reverse osmosis filter, and a first flushing channel is formed by the first flushing pipeline and the first flushing water outlet pipe.
According to one aspect of the utility model, the water outlet pipeline is further connected with a second flushing pipeline, the other end of the second flushing pipeline is connected with the RO reverse osmosis filter, and the joint of the other end of the second flushing pipeline and the RO reverse osmosis filter is positioned on the water outlet side of the RO reverse osmosis filter.
According to one aspect of the utility model, a second booster pump, a second one-way valve and a second electromagnetic valve are arranged on the second flushing pipeline, a second flushing water outlet pipe is further connected to the water inlet side of the RO reverse osmosis filter, and a second flushing channel is formed by the second flushing pipeline and the second flushing water outlet pipe.
According to one aspect of the utility model, the other ends of the first washing water outlet pipe and the second washing water outlet pipe are connected with an electrodialysis device, the electrodialysis device is connected with a second water inlet pipe, and the second water inlet pipeline is communicated with the raw water inlet pipeline.
According to one aspect of the utility model, a third one-way valve is arranged on the first flushing water outlet pipe.
According to one aspect of the utility model, a fourth one-way valve is arranged on the second flushing water outlet pipe.
According to one aspect of the utility model, a fifth one-way valve is provided on the second clean water line.
According to one aspect of the utility model, a sixth one-way valve is arranged on the raw water inlet pipeline.
According to the self-cleaning protection device for the RO membrane of the water purification equipment, the water storage phase is connected between the pure water pipelines, the water outlet pipeline is connected behind the water storage phase, and the first flushing pipeline and the second flushing pipeline are respectively connected and arranged on the water outlet pipeline, so that the RO membrane of the RO reverse osmosis filter can be flushed by pure water produced by the RO reverse osmosis filter, high-salinity concentrated water in the RO membrane can be flushed completely, salt in the concentrated water is prevented from precipitating on the surface of the RO reverse osmosis membrane, and further, the service life of the RO membrane is influenced by scaling. On the other hand, the washing water is pure water filtered by the RO reverse osmosis filter, so that self-cleaning can be realized without an external water source.
The self-cleaning protection device for the RO membrane of the water purification equipment is provided with the first flushing pipeline and the second flushing pipeline respectively, and can perform forward flushing or backward flushing on the RO membrane. Particularly, the pure water is sequentially flushed through the RO membrane by the first booster pump through the first one-way valve and the first electromagnetic valve from the water inlet side of the RO reverse osmosis filter to the interior of the RO reverse osmosis filter, and then the pure water is flushed through the first flushing water outlet pipe and the third one-way valve to the electrodialysis device, and the flushing channel is a first flushing channel and is used for flushing the RO membrane frontally. The second booster pump passes through the second check valve, the second solenoid valve in proper order and enters into the inside of reverse osmosis filter 2 from the play water side of reverse osmosis filter 2 and washes the RO membrane to reach electrodialysis device department through second washing outlet pipe, fourth check valve again. The washing channel is a second washing channel for washing the reverse side of the RO membrane. The RO self-cleaning protection device is arranged in the purified water, and the RO surface is washed positively and negatively through the first washing channel and the second washing channel, so that the washing effect is better, and the service life of the RO membrane is prolonged.
According to the RO membrane self-cleaning protection device for the water purification equipment, the washing wastewater passing through the first washing water outlet pipe and the second washing water outlet pipe is collected to the electrodialysis device, and the electrodialysis device can be used for carrying out electrodialysis treatment on the washing wastewater to remove part of salt in the wastewater. The electrodialysis method for removing salt in wastewater belongs to the prior art and is not described again. Get rid of after the partial salinity of waste water, will get rid of waste water of partial salinity and raw water together carry to RO reverse osmosis filter through the second inlet channel and handle, the output pure water, so set up, realized the recycle of washing waste water, can reduce the waste of pure water volume greatly.
Drawings
Fig. 1 schematically shows a structure of a RO membrane self-cleaning protection device of a water purification apparatus according to an embodiment of the present invention.
The reference numerals in the drawings represent the following meanings:
1. a raw water inlet pipeline; 11. a sixth check valve; 2. an RO reverse osmosis filter; 3. a pure water line; 4. a waste water line; 5. a water storage tank; 6. a water outlet pipeline; 7. a first flushing line; 71. a first booster pump; 72. a first check valve; 73. a first solenoid valve; 74. a first flushing water outlet pipe; 8. a second flushing line; 81. a second booster pump; 82. a second one-way valve; 83. a second solenoid valve; 84. a second flushing water outlet pipe; 9. an electrodialysis unit; 91. a second purified water pipe; 741. a third check valve; 841. a fourth check valve; 911. and a fifth check valve.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments will be briefly described below. 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 describing embodiments of the present invention, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship that is based on the orientation or positional relationship shown in the associated drawings, which is for convenience and simplicity of description only, and does not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, the above-described terms should not be construed as limiting the present invention.
The present invention is described in detail below with reference to the drawings and the specific embodiments, which are not repeated herein, but the embodiments of the present invention are not limited to the following embodiments.
As shown in FIG. 1, the present invention provides a self-cleaning protection device for RO membrane of water purification equipment, which comprises a raw water inlet pipeline 1, an RO reverse osmosis filter 2, and a pure water pipeline 3 and a waste water pipeline 4 respectively connected with the RO reverse osmosis filter 2.
According to the self-cleaning protection device for the RO membrane of the water purification equipment, the water storage tank 5 is connected behind the pure water pipeline 3, the water outlet pipeline 6 is connected behind the water storage tank 5, the first flushing pipeline 7 is connected on the water outlet pipeline 6, the other end of the first flushing pipeline 7 is connected with the RO reverse osmosis filter 2, and the joint of the first flushing pipeline 7 and the RO reverse osmosis filter 2 is positioned on the water inlet side of the RO reverse osmosis filter 2.
According to one embodiment of the present invention, the first flushing pipeline 7 is provided with a first booster pump 71, a first one-way valve 72 and a first electromagnetic valve 73, the water outlet side of the RO reverse osmosis filter 2 is further connected with a first flushing water outlet pipe 74, and the first flushing pipeline 7 and the first flushing water outlet pipe 74 form a first flushing channel.
As shown in FIG. 1, the water outlet pipeline 6 is further connected with a second flushing pipeline 8, the other end of the second flushing pipeline 8 is connected with the RO reverse osmosis filter 2, and the joint of the other end of the second flushing pipeline 8 and the RO reverse osmosis filter 2 is located at the water outlet side of the RO reverse osmosis filter 2.
According to one embodiment of the present invention, the second flushing line 8 of the present invention is provided with a second booster pump 81, a second check valve 82 and a second solenoid valve 83. The water inlet side of the RO reverse osmosis filter 2 is also connected with a second flushing water outlet pipe 84, and the second flushing pipeline 8 and the second flushing water outlet pipe 84 form a second flushing channel.
The raw water inlet pipeline 1 is provided with a sixth one-way valve 11, the first flushing water outlet pipe 74 is provided with a third one-way valve 741, and the second flushing water outlet pipe 84 is provided with a fourth one-way valve 841.
As shown in fig. 1, in the RO membrane self-cleaning protection device of a water purification apparatus of the present invention, the other ends of the first rinsing water outlet pipe 74 and the second rinsing water outlet pipe 84 are further connected to an electrodialysis device 9, the electrodialysis device 9 is connected to a second water inlet pipeline 91, the second water inlet pipeline 91 is communicated with the raw water inlet pipeline 1, and the second water inlet pipeline 91 is provided with a fifth one-way valve 911.
According to the self-cleaning protection device for the RO membrane of the water purification equipment, the water storage phase 5 is connected between the pure water pipelines 3, the water outlet pipeline 6 is connected behind the water storage phase 5, and the first flushing pipeline 7 and the second flushing pipeline 8 are respectively connected and arranged on the water outlet pipeline 6, so that the RO membrane of the RO reverse osmosis filter 2 can be flushed by pure water produced by the RO reverse osmosis filter 2, high-salinity concentrated water in the RO membrane can be flushed completely, the salt in the concentrated water is prevented from precipitating on the surface of the RO reverse osmosis membrane, and the service life of the RO membrane is further influenced by scaling. On the other hand, since the washing water is pure water filtered by the RO reverse osmosis filter 2, self-cleaning can be realized without using an external water source.
The self-cleaning protection device for the RO membrane of the water purification equipment is respectively provided with the first flushing pipeline 7 and the second flushing pipeline 8, and can perform forward flushing or backward flushing on the RO membrane. Specifically, the first booster pump 71 sequentially pumps pure water from the water inlet side of the RO reverse osmosis filter 2 through the first check valve 72 and the first electromagnetic valve 73 into the RO reverse osmosis filter 2 to flush the RO membrane, and further through the first flush water outlet pipe 74 and the third check valve 741 to reach the electrodialysis device 9, where this flush channel is a first flush channel to flush the front side of the RO membrane. The second booster pump 81 sequentially passes through the second one-way valve 82 and the second electromagnetic valve 83, the pure water enters the RO reverse osmosis filter 2 from the water outlet side of the RO reverse osmosis filter 2 to flush the RO membrane, and then passes through the second flush water outlet pipe 84 and the fourth one-way valve 841 to reach the electrodialysis device 9. The washing channel is a second washing channel for washing the reverse side of the RO membrane. The RO self-cleaning protection device is arranged in the purified water, and the RO surface is washed positively and negatively through the first washing channel and the second washing channel, so that the washing effect is better, and the service life of the RO membrane is prolonged.
According to the RO membrane self-cleaning protection device of the water purification equipment, the washing wastewater passing through the first washing water outlet pipe 74 and the second washing water outlet pipe 84 is collected to the electrodialysis device 9, and the electrodialysis device 9 can be used for carrying out electrodialysis treatment on the washing wastewater to remove part of salt in the wastewater. The electrodialysis method for removing salt in wastewater belongs to the prior art and is not described again. Get rid of after the partial salinity of waste water, carry the waste water that will get rid of partial salinity to RO reverse osmosis filter 2 through second inlet channel 9 together with the raw water and handle, the output pure water, so set up, realized washing the recycle of waste water, can reduce the waste of pure water volume greatly.
The above description is only one embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a water purification unit RO membrane automatically cleaning protection device, including raw water inlet line (1), RO reverse osmosis filter (2) and respectively with pure water pipeline (3) and waste water pipeline (4) that RO reverse osmosis filter (2) are connected, its characterized in that, be connected with storage water tank (5) after pure water pipeline (3), be connected with outlet pipe way (6) after storage water tank (5), be connected with first washing pipeline (7) on outlet pipe way (6), the first other end that washes pipeline (7) with RO reverse osmosis filter (2) are connected, first washing pipeline (7) with the junction of RO reverse osmosis filter (2) is located the side of intaking of RO reverse osmosis filter (2).
2. The self-cleaning protection device for the RO membrane of the water purification equipment of claim 1, wherein the first flushing pipeline (7) is provided with a first booster pump (71), a first one-way valve (72) and a first electromagnetic valve (73), the water outlet side of the RO reverse osmosis filter (2) is further connected with a first flushing water outlet pipe (74), and the first flushing pipeline (7) and the first flushing water outlet pipe (74) form a first flushing channel.
3. The self-cleaning protection device for the RO membrane of the water purification equipment of claim 2, wherein the water outlet pipeline (6) is further connected with a second flushing pipeline (8), the other end of the second flushing pipeline (8) is connected with the RO reverse osmosis filter (2), and the connection position of the other end of the second flushing pipeline (8) and the RO reverse osmosis filter (2) is located at the water outlet side of the RO reverse osmosis filter (2).
4. The self-cleaning protection device of the RO membrane of the water purification apparatus of claim 3, wherein a second booster pump (81), a second one-way valve (82) and a second electromagnetic valve (83) are disposed on the second flushing pipeline (8), a second flushing water outlet pipe (84) is further connected to the water inlet side of the RO reverse osmosis filter (2), and the second flushing pipeline (8) and the second flushing water outlet pipe (84) form a second flushing channel.
5. The self-cleaning protection device for the RO membrane of the water purifying apparatus as claimed in claim 4, wherein the other ends of the first rinsing outlet pipe (74) and the second rinsing outlet pipe (84) are connected with an electrodialysis device (9), the electrodialysis device (9) is connected with a second water inlet pipeline (91), and the second water inlet pipeline (91) is communicated with the raw water inlet pipeline (1).
6. The water purification unit RO membrane self-cleaning protection device of claim 5, characterized in that the first flushing outlet pipe (74) is provided with a third one-way valve (741).
7. The self-cleaning protection device for RO membranes of water purification equipment of claim 6, wherein the second flushing outlet pipe (84) is provided with a fourth one-way valve (841).
8. The self-cleaning protection device for the RO membrane of the water purification unit of claim 7, wherein a fifth one-way valve (911) is disposed on the second water inlet pipeline (91).
9. The RO membrane self-cleaning protection device of claim 8, wherein a sixth check valve (11) is disposed on the raw water inlet pipeline (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121192748.8U CN215693231U (en) | 2021-05-31 | 2021-05-31 | Water purification unit RO membrane automatically cleaning protection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121192748.8U CN215693231U (en) | 2021-05-31 | 2021-05-31 | Water purification unit RO membrane automatically cleaning protection device |
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| Publication Number | Publication Date |
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| CN215693231U true CN215693231U (en) | 2022-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121192748.8U Active CN215693231U (en) | 2021-05-31 | 2021-05-31 | Water purification unit RO membrane automatically cleaning protection device |
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- 2021-05-31 CN CN202121192748.8U patent/CN215693231U/en active Active
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