Purification equipment based on filtering membrane

Abstract

The utility model relates to the technical field of purification equipment, in particular to purification equipment based on a filtering membrane, which comprises a purification tank body, a treatment box used for filtering before purification is mounted at the feeding end of the purification tank body, and two insertion plates are inserted and fixed in the middle of the treatment box through two insertion grooves formed in the side wall of the top end of the treatment box side by side; wherein a ceramic filter membrane is mounted in the insertion plate close to the water inlet pipe, a biological filter membrane is mounted in the insertion plate far away from the water inlet pipe, a cleaning assembly is mounted between the water inlet pipe and the ceramic filter membrane in the treatment box, and the water outlet pipe is communicated with the purification tank body through a pipeline. According to the purification equipment based on the filter membrane, impurities in to-be-purified liquid are effectively filtered through the arranged ceramic filter membrane and biological filter membrane, the filter membrane is convenient to replace through an insertion plate which can be inserted, and meanwhile, the surface of the ceramic filter membrane can be cleaned through a scraping plate, a brush, a sponge plate and a spiral piece which are arranged in the cleaning assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of purification equipment, in particular to a purification equipment based on a filtering membrane. Background Art

[0002] Purification refers to separating impurities from a mixture to improve its purity. Purification, as an important chemical method, plays an important role not only in chemical research, but also in chemical production. Many important chemical research and chemical production are based on purification. Biofiltration membrane is a product used for sample pre-clarification, particle removal, and sterilization filtration.

[0003] The utility model patent with authorization announcement number CN218358506U discloses a drug separation, concentration and purification equipment, including a drug separation, concentration and purification cylinder, an air inlet pipe is provided on one side of the top end of the drug separation, concentration and purification cylinder, an air inlet valve is fixedly connected to the outer wall of the air inlet pipe, a compressor is fixedly connected to the air inlet end of the air inlet pipe, and a cleaning component is connected to the air outlet end of the air inlet pipe.

[0004] Although this technical solution is provided with a pressurizer, the drugs to be separated and purified are poured into the drug separation, concentration and purification cylinder from the drug inlet pipe, the pressurizer and the air inlet valve are turned on, and the pressure enters the drug separation, concentration and purification cylinder through the pressurized pipe from the air inlet pipe, and the pressure passes through the air inlet pipe and the first branch pipe into the main water pipe, and enters the drug separation, concentration and purification cylinder from the water spray pipe, which is conducive to pressurizing the drugs in the drug separation, concentration and purification cylinder, so that it passes through the multi-layer filter membrane more quickly, and realizes effective filtration of drug residues; but under this technical solution, the filter membrane is not cleaned to increase the filtering effect, and the filter membrane is not easy to replace. In view of this, we propose a purification device based on filter membrane. Utility Model Content

[0005] In view of the above-mentioned defects or deficiencies in the prior art, it is desirable to provide a purification device based on a filtration membrane.

[0006] In a first aspect, the present application provides a purification device based on a filter membrane, comprising a purification tank body, a treatment box for pre-purification filtration installed at the feed end of the purification tank body, the internal cavity of the treatment box is cylindrical and one of the vertical side walls is provided with an inlet pipe, two plug-in plates are plugged and fixed at the center of the treatment box through two slots arranged side by side on the top side wall, a ceramic filter membrane is installed inside the plug-in plate close to the inlet pipe, a biological filter membrane is installed inside the plug-in plate away from the inlet pipe, a cleaning component is installed inside the treatment box between the inlet pipe and the ceramic filter membrane, a side wall of the treatment box away from the inlet pipe is provided with an outlet pipe, and the outlet pipe is connected to the purification tank body through a pipeline;

[0007] The cleaning assembly includes a mounting frame welded and fixed to the inner wall of the treatment box, a rotating rod is rotatably inserted at the center of the mounting frame, a rotating disk is welded and fixed to one end of the rotating rod close to the ceramic filter membrane, three fixed plates are evenly distributed along the circumference of the rotating disk away from the rotating rod, a scraper, a brush and a sponge plate are respectively provided on the three fixed plates, a spiral member is provided at one end of the rotating rod close to the water inlet pipe, and a plurality of spiral plates are provided on the spiral member along the circumference.

[0008] According to the technical solution provided in the embodiment of the present application, the processing box is installed and fixed on the top of the purification tank body, and a groove is formed on the top of the processing box at the top of the slot.

[0009] According to the technical solution provided in the embodiment of the present application, a slot for clamping a ceramic filter membrane or a biological filter membrane is opened in the center of the plug plate, a sealing block adapted to the groove is welded and fixed to the side wall of the upper end of the plug plate, a sealing ring for improving the sealing is provided between the bottom end of the sealing block and the groove, and the sealing block is fixed by tightening screws after being clamped in the groove.

[0010] According to the technical solution provided in the embodiment of the present application, a handle is provided at the center of the portion of the upper end of the plug plate extending outside the treatment box, the pore size of the ceramic filter membrane is larger than the pore size of the biological filter membrane, and the outer diameters of the ceramic filter membrane and the biological filter membrane are both equal to the inner diameter of the cavity of the treatment box.

[0011] According to the technical solution provided in the embodiment of the present application, the mounting frame includes a plurality of support rods distributed in a radial shape, and a same ring matched with the rotating rod is welded and fixed at one end of the plurality of support rods that are close to each other, and a pair of limiting rings for matching with the ring are provided on the circumferential side walls of the rotating rod, and the distance between the two limiting rings is equal to the width of the ring.

[0012] According to the technical solution provided in the embodiment of the present application, a fixing groove extending to the center of the rotating disk is opened on the side of the fixing plate away from the rotating rod, and the scraper, brush and sponge plate are respectively inserted into the fixing grooves corresponding to the fixing plates and fixed by locking bolts.

[0013] According to the technical solution provided in the embodiment of the present application, the lengths of the scraper, the brush and the sponge board are all equal to the radius of the ceramic filter membrane, and the ends of the scraper, the brush and the sponge board close to the ceramic filter membrane are all in contact with the surface thereof.

[0014] In summary, the present technical scheme specifically discloses a purification device based on a filter membrane, which includes a treatment box for pre-purification filtration, the internal cavity of the treatment box is cylindrical and one of the vertical side walls is provided with an inlet pipe, and two plug-in plates are fixedly connected through two slots arranged side by side on the top side wall at the center of the treatment box, wherein a ceramic filter membrane is installed inside the plug-in plate close to the water inlet pipe, and a biological filter membrane is installed inside the plug-in plate away from the water inlet pipe, a cleaning component is installed inside the treatment box between the water inlet pipe and the ceramic filter membrane, and a water outlet pipe is provided on one side wall of the treatment box away from the water inlet pipe, and the water outlet pipe is connected to the purification tank body through a pipeline; impurities in the liquid to be purified are effectively filtered by the provided ceramic filter membrane and the biological filter membrane, and the pluggable plug-in plate facilitates the replacement of the filter membrane, and at the same time, a scraper, a brush, a sponge plate and a spiral are provided in the cleaning component to clean the surface of the ceramic filter membrane. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Other features, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a cross-sectional view of the overall structure of the utility model;

[0018] Figure 3 It is an exploded view of the overall structure of the utility model;

[0019] Figure 4 It is an exploded view of the cleaning component structure in the utility model.

[0020] In the figure:

[0021] 1. Processing box; 11. Water inlet pipe; 12. Water outlet pipe; 13. Slot; 14. Groove;

[0022] 2. Insert plate; 21. Card slot; 22. Handle; 23. Sealing block;

[0023] 3. Sealing ring;

[0024] 4. Tighten the screws;

[0025] 5. Ceramic filter membrane;

[0026] 6. Biofiltration membrane;

[0027] 7. Cleaning assembly; 71. Mounting frame; 711. Ring; 72. Rotating rod; 721. Limiting ring; 73. Rotating plate; 74. Fixing plate; 741. Fixing groove; 75. Scraper; 76. Brush; 77. Sponge plate; 78. Locking bolt; 79. Screw piece; 791. Screw plate;

[0028] 8. Purification tank body. DETAILED DESCRIPTION

[0029] The present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It is also necessary to explain that, for ease of description, only the parts related to the utility model are shown in the accompanying drawings.

[0030] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0031] See also Figure 1-Figure 4 , a purification device based on a filter membrane, comprising a purification tank body 8, a treatment box 1 for pre-purification filtration is installed at the feed end of the purification tank body 8, the internal cavity of the treatment box 1 is cylindrical and one of the vertical side walls is provided with an inlet pipe 11, two plug-in boards 2 are plugged and fixed through two slots 13 arranged side by side on the top side wall of the treatment box 1 at the center, wherein a ceramic filter membrane 5 is installed inside the plug-in board 2 close to the inlet pipe 11, and a biological filter membrane 6 is installed inside the plug-in board 2 away from the inlet pipe 11, a cleaning component 7 is installed between the inlet pipe 11 and the ceramic filter membrane 5 inside the treatment box 1, and a side wall of the treatment box 1 away from the inlet pipe 11 is provided with an outlet pipe 12, and the outlet pipe 12 is connected to the purification tank body 8 through a pipeline;

[0032] The cleaning assembly 7 includes a mounting frame 71 welded and fixed on the inner wall of the treatment box 1, a rotating rod 72 is rotatably inserted at the center of the mounting frame 71, a rotating disk 73 is welded and fixed to one end of the rotating rod 72 close to the ceramic filter membrane 5, and three fixed plates 74 are evenly distributed along the circumference of the rotating disk 73 away from the rotating rod 72. The three fixed plates 74 are respectively provided with a scraper 75, a brush 76 and a sponge plate 77. A spiral member 79 is provided at one end of the rotating rod 72 close to the water inlet pipe 11, and a plurality of spiral plates 791 are provided on the spiral member 79 along the circumference.

[0033] In this embodiment, the processing box 1 is installed and fixed on the top of the purification tank body 8, and a groove 14 is opened at the top of the slot 13 at the top of the processing box 1; the solution to be purified flows in from the water inlet pipe 11, flows out from the water outlet pipe 12 after filtration, and enters the purification tank body through the pipeline for purification treatment.

[0034] Furthermore, a slot 21 for clamping the ceramic filter membrane 5 or the biological filter membrane 6 is provided in the center of the plug plate 2, and a sealing block 23 adapted to the groove 14 is welded and fixed to the side wall of the upper end of the plug plate 2, and a sealing ring 3 for improving the sealing is provided between the bottom end of the sealing block 23 and the groove 14, and the sealing block 23 is clamped in the groove 14 and fixed by a fastening screw 4; the provided sealing ring 3 seals the plug plate 2 to prevent the solution from overflowing.

[0035] Secondly, a handle 22 is provided at the center of the portion of the upper end of the plug plate 2 extending outside the treatment box 1. The pore size of the ceramic filter membrane 5 is larger than the pore size of the biological filter membrane 6, and the outer diameters of the ceramic filter membrane 5 and the biological filter membrane 6 are equal to the inner diameter of the cavity of the treatment box 1; the handle 22 facilitates the insertion of the plug plate 2, and the ceramic filter membrane 5 and the biological filter membrane 6, whose pore sizes decrease successively, effectively filter the solution.

[0036] Furthermore, the mounting frame 71 includes a plurality of support rods distributed in a radial shape, and a common ring 711 adapted to the rotating rod 72 is welded and fixed at one end of the plurality of support rods that are close to each other. A pair of limiting rings 721 for matching with the ring 711 is provided on the circumferential side wall of the rotating rod 72, and the distance between the two limiting rings 721 is equal to the width of the ring 711. The design of the limiting ring 721 can limit the mounting frame 71.

[0037] Secondly, a fixing groove 741 extending to the center of the rotating disk 73 is opened on the side of the fixing plate 74 away from the rotating rod 72. The scraper 75, the brush 76 and the sponge plate 77 are respectively inserted into the fixing groove 741 of the corresponding fixing plate 74 and fixed by the locking bolt 78; the locking bolt 78 firmly fixes the scraper 75, the brush 76 and the sponge plate 77 on the fixing groove 741.

[0038] Furthermore, the lengths of the scraper 75, the brush 76 and the sponge plate 77 are all equal to the radius of the ceramic filter membrane 5, and the ends of the scraper 75, the brush 76 and the sponge plate 77 close to the ceramic filter membrane 5 are all in contact with its surface; the contact enables the scraper 75, the brush 76 and the sponge plate 77 to clean the surface of the ceramic filter membrane 5 when the rotating rod 72 rotates.

[0039] Working principle: When the purification device based on the filter membrane of the utility model is in use, the user first clamps the ceramic filter membrane 5 and the biological filter membrane 6 on the two plug plates 2 respectively, then plugs the two plug plates 2 into the treatment box 1 through the slots 13, and fixes them with the fastening screws 4. The solution to be purified flows in from the water inlet pipe 11, impacts the spiral member 79, causing the spiral member 79 to rotate, thereby driving the rotating rod 72 to rotate, causing the rotating disk 73 to rotate, thereby causing the scraper 75, the brush 76 and the sponge plate 77 to rotate, and the surface of the ceramic filter membrane 5 is cleaned. The solution to be purified passes through the ceramic filter membrane 5 and the biological filter membrane 6 in turn for filtration, and then flows out from the outlet pipe 12, and then enters the purification tank body 8 through the pipeline for purification treatment.

[0040] The above description is only a preferred embodiment of the present application and an explanation of the technical principles used. Those skilled in the art should understand that the scope of the utility model involved in the present application is not limited to the technical solution formed by a specific combination of the above technical features, but should also cover other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the concept of the utility model. For example, the above features are replaced with the technical features disclosed in the present application but not limited to those with similar functions.

Claims

1. A purification device based on a filter membrane, comprising a purification tank body (8), characterized in that: A treatment box (1) for pre-purification filtration is installed at the feed end of the purification tank body (8), the internal cavity of the treatment box (1) is cylindrical and one of the vertical side walls is provided with an inlet pipe (11), two plug-in plates (2) are plugged and fixed at the center of the treatment box (1) through two slots (13) arranged side by side on the top side wall, wherein a ceramic filter membrane (5) is installed inside the plug-in plate (2) close to the inlet pipe (11), and a biological filter membrane (6) is installed inside the plug-in plate (2) away from the inlet pipe (11), a cleaning component (7) is installed inside the treatment box (1) between the inlet pipe (11) and the ceramic filter membrane (5), and a water outlet pipe (12) is provided on one side wall of the treatment box (1) away from the inlet pipe (11), and the water outlet pipe (12) is connected to the purification tank body (8) through a pipeline; The cleaning assembly (7) comprises a mounting frame (71) welded and fixed on the inner wall of the treatment box (1), a rotating rod (72) being rotatably plugged into the center of the mounting frame (71), a rotating disk (73) being welded and fixed to one end of the rotating rod (72) close to the ceramic filter membrane (5), three fixed plates (74) being evenly distributed along the circumference of the rotating disk (73) on a side away from the rotating rod (72), a scraper (75), a brush (76) and a sponge plate (77) being respectively provided on the three fixed plates (74), a spiral member (79) being provided on one end of the rotating rod (72) close to the water inlet pipe (11), and a plurality of spiral plates (791) being provided on the spiral member (79) along the circumference.

2. The purification device based on the filtration membrane according to claim 1, characterized in that: The processing box (1) is mounted and fixed on the top of the purification tank body (8), and a groove (14) is formed on the top of the processing box (1) at the top of the slot (13).

3. The purification device based on the filtration membrane according to claim 2, characterized in that: A slot (21) for clamping a ceramic filter membrane (5) or a biological filter membrane (6) is provided at the center of the plug plate (2); a sealing block (23) adapted to the groove (14) is welded and fixed to the upper side wall of the plug plate (2); a sealing ring (3) for improving sealing performance is provided between the bottom end of the sealing block (23) and the groove (14); and the sealing block (23) is clamped in the groove (14) and fixed by a fixing screw (4).

4. The purification device based on the filtration membrane according to claim 1, characterized in that: The portion of the upper end of the plug plate (2) extending outside the treatment box (1) is provided with a handle (22) at the center. The pore size of the ceramic filter membrane (5) is larger than the pore size of the biological filter membrane (6). The outer diameters of the ceramic filter membrane (5) and the biological filter membrane (6) are both equal to the inner diameter of the cavity of the treatment box (1).

5. The purification device based on the filtration membrane according to claim 1, characterized in that: The mounting frame (71) comprises a plurality of support rods distributed in a radial shape, and a common ring (711) adapted to the rotating rod (72) is welded and fixed to a plurality of adjacent ends of the support rods. A pair of limiting rings (721) adapted to match the ring (711) are provided on the circumferential side walls of the rotating rod (72), and the distance between the two limiting rings (721) is equal to the width of the ring (711).

6. The purification device based on the filtration membrane according to claim 1, characterized in that: A fixing groove (741) extending to the center of the rotating disk (73) is formed on a side of the fixing plate (74) away from the rotating rod (72); the scraper (75), the brush (76) and the sponge plate (77) are respectively inserted into the fixing grooves (741) corresponding to the fixing plate (74) and fixed by means of locking bolts (78).

7. The purification device based on the filtration membrane according to claim 1, characterized in that: The lengths of the scraper (75), the brush (76) and the sponge plate (77) are all equal to the radius of the ceramic filter membrane (5), and the ends of the scraper (75), the brush (76) and the sponge plate (77) close to the ceramic filter membrane (5) are all in contact with the surface thereof.

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