RO (Reverse Osmosis) membrane water filtering device

Abstract

The utility model relates to the field of filtering devices, in particular to an RO (Reverse Osmosis) membrane water filtering device which comprises a base, a water pump fixed at one end of the top of the base, a first water inlet pipe fixedly communicated with the input end of the water pump, a first water conveying pipe fixedly communicated with the output end of the water pump, and a front filtering assembly fixedly communicated with the first water conveying pipe, the RO membrane water filtering device has the beneficial effects that water can be pre-filtered firstly, so that the blockage degree of the RO membrane water filtering device is effectively reduced, the frequency of replacing the RO membrane can be effectively reduced, the water filtering period of the RO membrane can be prolonged, and when the RO membrane is replaced, the RO membrane can be conveniently replaced, so that the water filtering efficiency of the RO membrane water filtering device is improved. The water filtering efficiency of the RO membrane is greatly improved, and the water filtering device is suitable for being popularized and used.

Description

Technical Field

[0001] The utility model relates to the field of filtering devices, in particular to an RO membrane water filtering device. Background Art

[0002] RO membrane is a highly efficient membrane separation technology that separates water molecules from other substances. RO membrane is a semi-permeable membrane with a microporous structure that can effectively filter out soluble inorganic salts and impurities in water and improve the purity of water quality. RO membrane is widely used in the field of water treatment, including drinking water purification, industrial wastewater treatment, seawater desalination and other fields.

[0003] During the use of the current RO membrane water filtration device, in order to maintain a good filtration effect, the RO membrane needs to be replaced regularly. During the replacement process, the pipeline needs to be closed first, and then the RO membrane is replaced, which affects the RO membrane water filtration efficiency.

[0004] Therefore, it is necessary to invent a RO membrane water filtration device. Utility Model Content

[0005] To this end, the utility model provides an RO membrane water filtration device to solve the problems raised in the above background technology.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: an RO membrane water filtration device, comprising a base, a water pump is fixed at one end of the top of the base, the water pump input end is fixedly connected to a first water inlet pipe, the water pump output end is fixedly connected to a first water pipe, and also includes a pre-filter component fixedly connected to the first water pipe, and the pre-filter component pipeline is connected to an RO membrane water filtration component for alternate water filtration.

[0007] Preferably, the pre-filter assembly includes a filter tank, a second water inlet pipe is fixedly connected to the bottom of the side end of the filter tank, the end of the second water inlet pipe is fixedly connected to the end of the first water pipe away from the water pump, a first solenoid valve is fixed to the body of the second water inlet pipe, and an activated carbon filter element is embedded in the filter tank.

[0008] Preferably, the pre-filter assembly also includes a tank cover, which is in the shape of an inverted funnel, and a second water pipe is fixedly connected to the center of the top of the tank cover. An upper annular plate of an integral structure is provided at the bottom edge of the tank cover, and a lower annular plate of an integral structure is provided at the top edge of the filter tank. The upper annular plate and the lower annular plate are fixedly connected by a plurality of fixing bolts.

[0009] Preferably, the RO membrane water filtration assembly includes a shunt pipe, the middle portion of which is fixedly connected to an end of the second water pipe away from the tank cover, both ends of the shunt pipe are fixedly connected to a third water inlet pipe, and the third water inlet pipe body is fixedly provided with a second solenoid valve.

[0010] Preferably, one end of the third water inlet pipe away from the diversion pipe is flange-connected with an RO membrane water filter, an RO membrane is fixed inside the RO membrane water filter, one end of the RO membrane water filter away from the third water inlet pipe is flange-connected with a third water supply pipe, and a third solenoid valve is fixed on the body of the third water supply pipe.

[0011] Preferably, the two third water delivery pipes are fixedly connected to a confluence pipe away from the RO membrane water filter, and the middle part of the confluence pipe is fixedly connected to a water outlet pipe.

[0012] Preferably, a pipe support frame is also fixed to the top of the base, and the top of the pipe support frame fits with the second water delivery pipe body and the water outlet pipe body.

[0013] The beneficial effects of the utility model are as follows: through the coordinated use of the arranged base, water pump, first water inlet pipe, first water delivery pipe, pre-filter assembly and RO membrane water filtration assembly, water can be pre-filtered first, thereby effectively reducing the degree of blockage of the RO membrane water filtration device, and effectively reducing the frequency of replacing the RO membrane, which is beneficial to extending the RO membrane water filtration cycle; and when replacing the RO membrane, there is no need to close the pipeline, only to switch the pipeline, which greatly improves the RO membrane water filtration efficiency and is suitable for popularization and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A structural cross-sectional view provided by the utility model;

[0015] Figure 2 for Figure 1 A magnified view of the structure at A;

[0016] Figure 3 A top view of the structure of the RO membrane water filtration assembly provided by the utility model;

[0017] Figure 4 This is a front view of the structure provided by the utility model.

[0018] In the figure: 1. base; 2. water pump; 3. first water inlet pipe; 4. first water delivery pipe; 5. filter tank; 6. second water inlet pipe; 7. first solenoid valve; 8. activated carbon filter element; 9. tank cover; 10. second water delivery pipe; 11. upper annular plate; 12. lower annular plate; 13. fixing bolts; 14. diverter pipe; 15. third water inlet pipe; 16. second solenoid valve; 17. RO membrane water filter; 18. RO membrane; 19. third water delivery pipe; 20. third solenoid valve; 21. confluence pipe; 22. water outlet pipe; 23. support frame. DETAILED DESCRIPTION

[0019] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0020] Please refer to the attached Figure 1-4 The utility model provides an RO membrane water filter device, comprising a base 1, a water pump 2 is fixed at one end of the top of the base 1, the input end of the water pump 2 is fixedly connected to a first water inlet pipe 3, and the output end of the water pump 2 is fixedly connected to a first water delivery pipe 4, that is, when the water pump 2 is running, the required filtered water can be pumped into the RO membrane water filter device through the first water inlet pipe 3, and also includes a pre-filter component fixedly connected to the first water delivery pipe 4, and the pre-filter component pipeline is connected to the RO membrane water filter component for alternate water filtering;

[0021] The pre-filter assembly includes a filter tank 5, a second water inlet pipe 6 is fixedly connected to the bottom of the side end of the filter tank 5, and the end of the second water inlet pipe 6 is fixedly connected to the end of the first water delivery pipe 4 away from the water pump 2, so when the water pump 2 is running, the required filtered water can be pumped into the filter tank 5 through the first water delivery pipe 4 and the second water inlet pipe 6, and the second water inlet pipe 6 is fixed with a first solenoid valve 7, and the filter tank 5 is embedded with an activated carbon filter element 8, that is, the required filtered water pumped into the filter tank 5 can be preliminarily filtered by the activated carbon filter element 8 in the filter tank 5. It should be noted that the technology of embedding the activated carbon filter element 8 into the filter tank 5 is a well-known technology for those skilled in the art, and will not be described in detail.

[0022] The pre-filter assembly also includes a tank cover 9, which is in an inverted funnel shape. A second water delivery pipe 10 is fixedly connected to the center of the top of the tank cover 9. An upper annular plate 11 of an integrated structure is provided at the bottom edge of the tank cover 9. A lower annular plate 12 of an integrated structure is provided at the top edge of the filter tank 5. The upper annular plate 11 and the lower annular plate 12 are fixedly connected by a plurality of fixing bolts 13. Therefore, the staff only needs to control the disassembly and assembly between the upper annular plate 11 and the lower annular plate 12 by disassembling and assembling the fixing bolts 13, thereby facilitating the disassembly and assembly of the tank cover 9, that is, facilitating the replacement of the activated carbon filter element 8.

[0023] The RO membrane water filtration assembly includes a shunt pipe 14, the middle part of the shunt pipe 14 is fixedly connected to the end of the second water pipe 10 away from the tank cover 9, and both ends of the shunt pipe 14 are fixedly connected to the third water inlet pipe 15, that is, the water preliminarily filtered by the activated carbon filter element 8 can enter the shunt pipe 14 through the second water pipe 10 for shunt, and the third water inlet pipe 15 is fixed with a second solenoid valve 16, and the end of the third water inlet pipe 15 away from the shunt pipe 14 is flange-connected with an RO membrane water filter 17, and an RO membrane 18 is fixed inside the RO membrane water filter 17, and the end of the RO membrane water filter 17 away from the third water inlet pipe 15 is flange-connected with a third water pipe 19, and the third water pipe 19 The pipe bodies are all fixed with a third electromagnetic valve 20, so the staff only needs to switch the second electromagnetic valve 16 and the third electromagnetic valve 20 on the corresponding pipeline to control the water initially filtered by the activated carbon filter element 8 to enter the corresponding third water inlet pipe 15 through the diversion pipe 14, and then be filtered by the RO membrane 18 in the RO membrane water filter 17 on the corresponding pipeline, and then flow out through the corresponding third water pipe 19 after filtration. The two third water pipes 19 are fixedly connected with a confluence pipe 21 away from the RO membrane water filter 17, and the middle part of the confluence pipe 21 is fixedly connected with a water outlet pipe 22, that is, the water filtered by the RO membrane 18 can flow out of the confluence pipe 21 and be discharged through the water outlet pipe 22;

[0024] In summary, the RO membrane water filtration device can pre-filter the water first, thereby effectively reducing the blockage of the RO membrane water filtration device, which can effectively reduce the frequency of replacing the RO membrane, which is conducive to extending the RO membrane water filtration cycle. When replacing the RO membrane, there is no need to close the pipeline, only switch the pipeline, which greatly improves the RO membrane water filtration efficiency.

[0025] A pipe support frame 23 is also fixed on the top of the base 1. The top of the pipe support frame 23 fits with the pipe body of the second water pipe 10 and the pipe body of the outlet pipe 22, which can support the second water pipe 10 and the outlet pipe 22, which is beneficial to the stability of the RO membrane water filtration device during use.

[0026] It should be noted that the device is electrically connected to an external main controller and 220V mains electricity, and the main controller can be a computer or other prior art equipment for control.

[0027] The use process of the utility model is as follows: the staff first operates the water pump 2. When the water pump 2 is running, the required filtered water can be pumped into the RO membrane water filter device through the first water inlet pipe 3, that is, the required filtered water is first pumped into the filter tank 5 through the first water delivery pipe 4 and the second water inlet pipe 6. The required filtered water pumped into the filter tank 5 can first be preliminarily filtered by the activated carbon filter element 8 in the filter tank 5. The water preliminarily filtered by the activated carbon filter element 8 can enter the diversion pipe 14 through the second water delivery pipe 10 for diversion. The staff only needs to control the water preliminarily filtered by the activated carbon filter element 8 to enter the corresponding third water inlet pipe 15 through the diversion pipe 14 by switching the second solenoid valve 16 and the third solenoid valve 20 on the corresponding pipeline, and then be filtered by the RO membrane 18 in the RO membrane water filter 17 on the corresponding pipeline, and then flow out through the corresponding third water delivery pipe 19 after filtration, and then flow out from the confluence pipe 21 and be discharged through the outlet pipe 22.

[0028] The above is only a preferred embodiment of the utility model. Any person skilled in the art can modify the utility model by using the above technical solution or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement based on the technical solution of the utility model shall fall within the scope of protection claimed by the utility model.

Claims

1. An RO membrane water filtration device, comprising a base (1), a water pump (2) being fixed at one end of the top of the base (1), an input end of the water pump (2) being fixedly connected to a first water inlet pipe (3), and an output end of the water pump (2) being fixedly connected to a first water delivery pipe (4), characterized in that: It also includes a pre-filter assembly fixedly connected to the first water delivery pipe (4), wherein the pre-filter assembly pipeline is connected to an RO membrane water filter assembly for alternate water filtering.

2. The RO membrane water filtration device according to claim 1, characterized in that: The pre-filter assembly comprises a filter tank (5), a second water inlet pipe (6) is fixedly connected to the bottom of the side end of the filter tank (5), the end of the second water inlet pipe (6) is fixedly connected to an end of the first water delivery pipe (4) away from the water pump (2), a first solenoid valve (7) is fixed to the body of the second water inlet pipe (6), and an activated carbon filter element (8) is embedded in the filter tank (5).

3. The RO membrane water filtration device according to claim 2, characterized in that: The pre-filter assembly further comprises a tank cover (9), the tank cover (9) being in the shape of an inverted funnel, a second water delivery pipe (10) being fixedly connected to the center of the top of the tank cover (9), an upper annular plate (11) of an integral structure being arranged at the bottom edge of the tank cover (9), a lower annular plate (12) of an integral structure being arranged at the top edge of the filter tank (5), and the upper annular plate (11) and the lower annular plate (12) being fixedly connected by a plurality of fixing bolts (13).

4. The RO membrane water filtration device according to claim 2, characterized in that: The RO membrane water filtration assembly comprises a shunt pipe (14), the middle portion of the shunt pipe (14) being fixedly connected to an end of the second water delivery pipe (10) away from the tank cover (9), both ends of the shunt pipe (14) being fixedly connected to a third water inlet pipe (15), and the body of the third water inlet pipe (15) being fixedly connected to a second solenoid valve (16).

5. The RO membrane water filtration device according to claim 4, characterized in that: One end of the third water inlet pipe (15) away from the diversion pipe (14) is flange-connected to an RO membrane water filter (17), an RO membrane (18) is fixed inside the RO membrane water filter (17), one end of the RO membrane water filter (17) away from the third water inlet pipe (15) is flange-connected to a third water delivery pipe (19), and a third solenoid valve (20) is fixed to the body of the third water delivery pipe (19).

6. The RO membrane water filtration device according to claim 5, characterized in that: The two third water delivery pipes (19) are fixedly connected to a confluence pipe (21) away from the RO membrane water filter (17), and the middle part of the confluence pipe (21) is fixedly connected to a water outlet pipe (22).

7. The RO membrane water filtration device according to claim 6, characterized in that: A pipe support frame (23) is also fixed to the top of the base (1), and the top of the pipe support frame (23) fits with the pipe body of the second water delivery pipe (10) and the pipe body of the water outlet pipe (22).

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