Efficient membrane filtration water purification device

Abstract

The utility model discloses an efficient membrane filtration water purification device which comprises a filter cartridge, an RO (reverse osmosis) filter membrane is embedded in the filter cartridge, a water inlet pipe and a water outlet pipe are respectively inserted and fixed at two ends of the filter cartridge through two disassembly and assembly components, each disassembly and assembly component comprises a telescopic insertion block, two sides of the water inlet pipe and two sides of the water outlet pipe are respectively provided with insertion grooves, and the insertion blocks are inserted into the insertion grooves. When the water inlet pipe and the water outlet pipe are inserted into the two ends of the filter cartridge respectively, the insertion blocks of the two dismounting assemblies at the two ends can enter the insertion grooves to limit and fix the water inlet pipe and the water outlet pipe.

Description

Technical Field

[0001] The utility model relates to the field of water purification, in particular to a high-efficiency membrane filtration water purification device. Background Art

[0002] A water purifier, also called a water purifier or a water purifier, is a water treatment device that deeply filters and purifies water according to the requirements for water use. Reverse osmosis membrane is an artificial semipermeable membrane with certain characteristics made by simulating biological semipermeable membrane. It is the core component of reverse osmosis technology. Reverse osmosis membrane filters are generally used in water purifiers to purify water.

[0003] After searching, the utility model announcement number is: CN218810638U, a water purifier reverse osmosis membrane filtration device, including a reverse osmosis membrane filter element, a water inlet is opened on the top surface of the reverse osmosis membrane filter element, a first water inlet pipe is arranged in the water inlet, the top of the filter bin is an open structure, the filter component is arranged inside the filter bin, the filter component includes a fixed hole, which is opened on the bottom surface of the filter bin, and the fixed hole is fixedly sleeved on the top of the first water inlet pipe, and the dense-pore filter net is arranged inside the filter bin. When in use, water enters the filter bin from the opening on the top of the filter bin, and the particles in the water are isolated and filtered by the dense-pore filter net. The particles remain on the surface of the dense-pore filter net, and the water continues to flow downward through the first water inlet pipe into the reverse osmosis membrane filter element for further filtration. The reverse osmosis membrane filter element will not be blocked by particles, and the reverse osmosis membrane filter element will not be damaged, and the filtration efficiency can be improved.

[0004] However, this structure of connecting the filter bin and the pipeline through multiple bolts is time-consuming when the filter element needs to be replaced frequently, and the disassembly and assembly efficiency is low, and there is a risk that the bolts are easily lost. Utility Model Content

[0005] In order to overcome the deficiencies of the above-mentioned prior art, the utility model provides a high-efficiency membrane filtration water purification device to solve the problem proposed in the background technology that the structure of connecting the filter chamber and the pipeline by multiple bolts is time-consuming and inefficient when the filter element needs to be replaced frequently, and the bolts are at risk of being easily lost.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a high-efficiency membrane filtration water purification device, comprising a filter cartridge, an RO filter membrane is embedded in the interior of the filter cartridge, and the two ends of the filter cartridge are respectively connected and fixed with an inlet pipe and an outlet pipe through two disassembly and assembly components, the disassembly and assembly components include retractable plug-ins, and the inlet pipe and the outlet pipe are respectively provided with slots on both sides, when the inlet pipe and the outlet pipe are respectively connected to the two ends of the filter cartridge, the plug-ins of the two disassembly and assembly components at the two ends can enter the slots to limit and fix the inlet pipe and the outlet pipe.

[0007] Preferably, a water inlet and a water outlet are respectively provided at both ends of the filter cartridge, the inner diameters of the water inlet and the water outlet are both larger than the inner diameter of the inner cavity of the filter cartridge, the water inlet is provided with a mounting groove with a longitudinal section of an inverted isosceles trapezoid near the inner cavity, and a matching filter screen is embedded in the mounting groove.

[0008] Preferably, a sealing ring is fixed at one end of the water inlet pipe and the water outlet pipe, and the water inlet pipe is inserted into the water inlet through the end with the sealing ring to abut against the filter screen, and the water outlet pipe is inserted into the water outlet through the end with the sealing ring to abut against the inside of the water outlet.

[0009] Preferably, a limit ring is fixed at one end of the outlet pipe near the sealing ring, the RO filter membrane matches the inner diameter of the filter cartridge, and when the inlet pipe and the outlet pipe are respectively connected to the water inlet and the water outlet of the filter cartridge, the two ends of the RO filter membrane are respectively in contact with the filter screen and the limit ring.

[0010] Preferably, two inverted eight-shaped guide plates are fixed inside the water inlet pipe, and L-shaped mounting plates are fixed to both sides of the outside of the filter cartridge by screws.

[0011] Preferably, mirror-image grooves are respectively provided at both ends of the water inlet and the water outlet of the filter cartridge, and two embedded blocks that can fit into the embedded grooves are fixed on the outer sides of the ends of the water inlet pipe and the water outlet pipe that are respectively plugged into the water inlet and the water outlet.

[0012] Preferably, the disassembly and assembly component also includes: a groove, a spring, an upper inclined surface, a lower inclined surface, a slide groove, a slider and a paddle; the groove is provided on the inner side of the embedded groove, the slot is provided on the outer side of the embedded block, and can correspond to the groove after the embedded block and the embedded groove are embedded; one end of the spring is fixed on the inner side of the groove, the plug block is fixed to the other end of the spring and is located in the groove, and when the spring is in a natural state, the plug block can be located inside and outside the groove at the same time; the upper inclined surface is provided on the outer top of the plug block, the lower inclined surface is provided on the bottom of the plug block facing the plug block side, and remains parallel to the upper inclined surface; the slide groove is provided at the outer end of the filter cartridge and passes through the groove, the slider is slidably connected to the slide groove and fixed to the plug block, and the paddle is fixed to the slider.

[0013] Compared with the prior art, the beneficial effects that the utility model can achieve are: the water purification device of the utility model also filters through the RO reverse osmosis membrane. The filter bin of the utility model is a filter cartridge with an RO filter membrane inside. The two ends of the filter cartridge are respectively connected to the water inlet pipe and the water outlet pipe through two disassembly and assembly components. When installing, it is only necessary to insert the water inlet pipe and the water outlet pipe into the two ends of the filter cartridge. The plug block connected by the spring in the disassembly and assembly component can automatically connect with the water inlet pipe and the water outlet pipe to complete the fixation of the water inlet pipe and the water outlet pipe. When disassembling, it is only necessary to pull the dial plate in the disassembly and assembly component to separate the plug block from the water inlet pipe and the water outlet pipe, and easily pull out the water inlet pipe and the water outlet pipe. The disassembly and assembly are very convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a cross-sectional view of the utility model;

[0015] Figure 2 For this utility model Figure 1 A magnified image of point A;

[0016] Figure 3 This is a schematic diagram of the structure of the filter cartridge of the utility model;

[0017] Among them: 1. water inlet pipe; 2. filter cartridge; 3. water outlet pipe; 4. water inlet; 5. installation groove; 6. filter screen; 7. sealing ring; 8. guide plate; 9. RO filter membrane; 10. limit ring; 11. water outlet; 12. disassembly and assembly components; 13. embedded block; 14. embedded groove; 15. groove; 16. spring; 17. plug block; 18. slide groove; 19. slider; 20. slot; 21. dial plate; 22. upper inclined surface; 23. lower inclined surface. DETAILED DESCRIPTION

[0018] In order to make the technical means, creative features, purpose and efficacy of the utility model easy to understand, the utility model is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the utility model, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the scope of protection of the utility model. The experimental methods in the following embodiments are conventional methods unless otherwise specified, and the materials, reagents, etc. used in the following embodiments are all commercially available unless otherwise specified.

[0019] Embodiment:

[0020] like Figure 1-3 As shown, the utility model provides a high-efficiency membrane filtration water purification device, including a filter cartridge 2, an RO filter membrane 9 is embedded in the filter cartridge 2, and the two ends of the filter cartridge 2 are respectively plugged and fixed with an inlet pipe 1 and an outlet pipe 3 through two disassembly assemblies 12, the disassembly assemblies 12 include retractable plug blocks 17, and the inlet pipe 1 and the outlet pipe 3 are respectively provided with slots 20 on both sides. When the inlet pipe 1 and the outlet pipe 3 are respectively plugged with the two ends of the filter cartridge 2, the plug blocks 17 of the two disassembly assemblies 12 at the two ends can enter the slots 20 to limit and fix the inlet pipe 1 and the outlet pipe 3;

[0021] When water enters from the water inlet pipe 1, it will be blocked by two guide plates 8 to reduce the impact on the filter screen 6 below. When the water reaches the filter screen 6, it will be filtered and then enter the RO filter membrane 9 for reverse osmosis filtration, and finally discharged from the water outlet pipe 3. The two sealing rings 7 of the water inlet pipe 1 and the water outlet pipe 3 can ensure the sealing.

[0022] During installation, first plug the outlet pipe 3 into the outlet port 11 of the filter cartridge 2, then insert the RO filter membrane 9 into the inner cavity from the water inlet 4 of the filter cartridge 2, then embed the filter screen 6 in the installation groove 5, and finally plug the water inlet pipe 1 into the water inlet 4 to connect the water source; when the water inlet pipe 1 and the water outlet pipe 3 are plugged into the water inlet 4 and the water outlet 11 respectively, first, the two embedding grooves 14 are embedded through the embedding blocks 13 on both sides. When the embedding block 13 is embedded in the embedding groove 14, the lower inclined surface 23 at the bottom of the embedding block 13 will abut against the upper inclined surface 22 of the insert block 17, and then the water source 22 will be inserted into the water source 17. When the block 17 continues to move downward, it will be pushed into the groove 15 to compress the spring 16. Finally, after the slot 20 corresponds to the groove 15, the spring 16 is restored to push the block 17 out of the slot 20, and the limited installation is completed; when disassembling, the dial plate 21 is moved to drive the slider 19 and the block 17 to move, and the block 17 is moved back to the inside of the groove 15 to make the embedded block 13 lose the limit with the block 17, and the water outlet pipe 3 and the water inlet pipe 1 can be directly pulled out; it can be directly plugged in one step during installation, and it can be pulled out by toggling the dial plate 21 during disassembly, which is very convenient.

[0023] In this embodiment, specifically, a water inlet 4 and a water outlet 11 are respectively provided at both ends of the filter cartridge 2, the inner diameters of the water inlet 4 and the water outlet 11 are both larger than the inner diameter of the inner cavity of the filter cartridge 2, and the water inlet 4 is provided with a mounting groove 5 having a longitudinal section of an inverted isosceles trapezoid near the inner cavity, and a matching filter screen 6 is embedded in the mounting groove 5.

[0024] In the present embodiment, specifically, a sealing ring 7 is fixed to one end of the water inlet pipe 1 and the water outlet pipe 3. The water inlet pipe 1 is inserted into the water inlet 4 and abuts against the filter 6 through the end provided with the sealing ring 7. The water outlet pipe 3 is inserted into the water outlet 11 and abuts against the inside of the water outlet 11 through the end provided with the sealing ring 7.

[0025] In the present embodiment, specifically, a limiting ring 10 is fixed at one end of the outlet pipe 3 near the sealing ring 7, the RO filter membrane 9 matches the inner diameter of the filter cartridge 2, and when the inlet pipe 1 and the outlet pipe 3 are respectively connected to the water inlet 4 and the water outlet 11 of the filter cartridge 2, the two ends of the RO filter membrane 9 are respectively in contact with the filter screen 6 and the limiting ring 10.

[0026] In this embodiment, specifically, two inverted figure eight-shaped guide plates 8 are fixed inside the water inlet pipe 1, and L-shaped mounting plates are fixed to both sides of the outside of the filter cartridge 2 by screws;

[0027] The mounting plate allows the unit to be easily installed at a desired location.

[0028] In this embodiment, specifically, mirror-image grooves 14 are respectively provided at both ends of the water inlet 4 and the water outlet 11 of the filter cartridge 2, and two embedded blocks 13 that can be matched with the embedded grooves 14 are fixed on the outer sides of the ends of the water inlet pipe 1 and the water outlet pipe 3 that are respectively plugged into the water inlet 4 and the water outlet 11.

[0029] In this embodiment, specifically, the disassembly assembly 12 also includes: a groove 15, a spring 16, an upper inclined surface 22, a lower inclined surface 23, a slide 18, a slider 19 and a dial plate 21; the groove 15 is provided on the inner side of the embedded groove 14, the slot 20 is provided on the outer side of the embedded block 13, and can correspond to the groove 15 after the embedded block 13 is embedded in the embedded groove 14; one end of the spring 16 is fixed on the inner side of the groove 15, the plug 17 is fixed to the other end of the spring 16 and is located in the groove 15, and when the spring 16 is in a natural state, the plug 17 can be located inside and outside the groove 15 at the same time; the upper inclined surface 22 is provided on the outer top of the plug 17, the lower inclined surface 23 is provided on the bottom of the side of the embedded block 13 facing the plug 17, and is kept parallel to the upper inclined surface 22; the slide 18 is provided on the outer end of the filter cartridge 2 and passes through the groove 15, the slider 19 is slidably connected with the slide 18 and is fixed to the plug 17, and the dial plate 21 is fixed to the slider 19.

[0030] Working principle: During installation, first plug the outlet pipe 3 into the outlet port 11 of the filter cartridge 2, then insert the RO filter membrane 9 into the inner cavity from the inlet port 4 of the filter cartridge 2, then embed the filter screen 6 in the installation groove 5, and finally plug the inlet pipe 1 into the inlet port 4 and connect the water source; when the inlet pipe 1 and the outlet pipe 3 are plugged into the inlet port 4 and the outlet port 11 respectively, first, the two embedding grooves 14 are embedded through the embedding blocks 13 on both sides. When the embedding block 13 is embedded in the embedding groove 14, the lower inclined surface 23 at the bottom of the embedding block 13 will abut against the upper inclined surface 22 of the insert block 17, When it continues to move downward, the plug block 17 will be pushed into the groove 15 to compress the spring 16. Finally, after the slot 20 corresponds to the groove 15, the spring 16 recovers and pushes the plug block 17 out of the slot 20, and the limited installation is completed; when disassembling, the dial plate 21 is moved to drive the slider 19 and the plug block 17 to move, and the plug block 17 is moved back to the inside of the groove 15 to make the embedded block 13 lose the limit with the plug block 17, and the water outlet pipe 3 and the water inlet pipe 1 can be directly pulled out; it can be directly plugged in one step during installation, and it can be pulled out by toggling the dial plate 21 during disassembly, which is very convenient.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-efficiency membrane filtration water purification device, comprising a filter cartridge (2), Features: An RO filter membrane (9) is embedded in the filter cartridge (2). The two ends of the filter cartridge (2) are respectively connected and fixed with a water inlet pipe (1) and a water outlet pipe (3) through two disassembly and assembly components (12). The disassembly and assembly components (12) include a retractable plug block (17). The water inlet pipe (1) and the water outlet pipe (3) are respectively provided with slots (20) on both sides. When the water inlet pipe (1) and the water outlet pipe (3) are respectively connected to the two ends of the filter cartridge (2), the plug blocks (17) of the two disassembly and assembly components (12) at the two ends can enter the slots (20) to limit and fix the water inlet pipe (1) and the water outlet pipe (3).

2. A high-efficiency membrane filtration water purification device according to claim 1, Features: The filter cartridge (2) is provided with a water inlet (4) and a water outlet (11) at both ends thereof, the inner diameters of the water inlet (4) and the water outlet (11) being larger than the inner diameter of the inner cavity of the filter cartridge (2), the water inlet (4) being provided with a mounting groove (5) having a longitudinal cross-section in the shape of an inverted isosceles trapezoid near the inner cavity, and a matching filter screen (6) being embedded in the mounting groove (5).

3. A high-efficiency membrane filtration water purification device according to claim 1, Features: A sealing ring (7) is fixed to one end of the water inlet pipe (1) and the water outlet pipe (3); the water inlet pipe (1) is inserted into the interior of the water inlet (4) and abuts against the filter screen (6) through the end provided with the sealing ring (7); and the water outlet pipe (3) is inserted into the water outlet (11) and abuts against the interior of the water outlet (11) through the end provided with the sealing ring (7).

4. A high-efficiency membrane filtration water purification device according to claim 1, Features: A limiting ring (10) is fixed at one end of the water outlet pipe (3) near the sealing ring (7), the RO filter membrane (9) matches the inner diameter of the filter cartridge (2), and when the water inlet pipe (1) and the water outlet pipe (3) are respectively plugged into the water inlet (4) and the water outlet (11) of the filter cartridge (2), the two ends of the RO filter membrane (9) are respectively in contact with the filter screen (6) and the limiting ring (10).

5. A high-efficiency membrane filtration water purification device according to claim 1, Features: Two inverted eight-shaped guide plates (8) are fixed inside the water inlet pipe (1), and L-shaped mounting plates are fixed to both sides of the outside of the filter cartridge (2) by screws.

6. A high-efficiency membrane filtration water purification device according to claim 1, Features: Mirror-image embedding grooves (14) are respectively provided at both ends of the water inlet (4) and the water outlet (11) of the filter cartridge (2); two embedding blocks (13) which can be matched and embedded in the embedding grooves (14) are fixed on the outer sides of the ends of the water inlet pipe (1) and the water outlet pipe (3) respectively connected to the water inlet (4) and the water outlet (11).

7. A high-efficiency membrane filtration water purification device according to claim 1, Features: The disassembly assembly (12) further comprises: a groove (15), a spring (16), an upper inclined surface (22), a lower inclined surface (23), a slide groove (18), a slider (19) and a paddle (21); the groove (15) is arranged inside the embedded groove (14); the slot (20) is arranged outside the embedded block (13) and can correspond to the groove (15) after the embedded block (13) and the embedded groove (14) are embedded; one end of the spring (16) is fixed inside the groove (15); the insert block (17) is fixed to the other end of the spring (16) and is located in the groove (15). When the spring (16) is in a natural state, the plug (17) can be located inside and outside the groove (15) at the same time; the upper inclined surface (22) is provided at the outer top of the plug (17); the lower inclined surface (23) is provided at the bottom of the insert (13) facing the plug (17) and is kept parallel to the upper inclined surface (22); the slide groove (18) is provided at the outer end of the filter cartridge (2) and penetrates the groove (15); the slider (19) is slidably connected to the slide groove (18) and is fixed to the plug (17); and the dial plate (21) is fixed to the slider (19).

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