Activated carbon adsorption filter

Abstract

The utility model belongs to filter technical field especially relates to a kind of activated carbon adsorption filter, the filter groove is established in the lower end in main body interior, the limiting groove that is communicated with filter groove is established in the upper end in main body interior, fixed ring is set between filter groove and limiting groove with the fixed connection of main body, installation support is provided for filter shell, filter shell is embedded in fixed ring, connecting shell and filter shell bottom are threadedly connected, it is convenient to dismantle to maintain or replace internal filter component, filter shell and connecting shell interior are provided with filter component, realize filtering function, cover and main body top are threadedly connected, simple and convenient to operate, without professional tool can dismantle, it is convenient to maintain internal component, solve the problem that traditional filter bolt dismounting is complicated, compression assembly is set in cover bottom, for compressing filter shell, ensure that filter component is stable.

Description

Technical Field

[0001] This utility model belongs to the field of filter technology, and in particular relates to an activated carbon adsorption filter. Background Technology

[0002] Wastewater treatment refers to the process of purifying wastewater to meet the water quality requirements for discharge into a water body or for reuse. Activated carbon filters are a commonly used water treatment device. As a pretreatment in water treatment desalination systems, they can adsorb residual chlorine that cannot be removed in the previous stage of filtration, effectively ensuring the service life of downstream equipment, improving effluent water quality, and preventing pollution, especially free residual chlorine poisoning from ion exchange resins. At the same time, they also adsorb small molecule organic pollutants leaked from the previous stage, and have a significant adsorption and removal effect on odors, colloids, pigments, and heavy metal ions in water.

[0003] When replacing consumables in existing activated carbon filters, it is often necessary to remove the nuts one by one, take off the cover to replace the filter media, and then tighten the nuts one by one, which greatly reduces maintenance efficiency. Utility Model Content

[0004] The purpose of this invention is to provide an activated carbon adsorption filter to address the aforementioned technical problems, thereby solving the issues raised in the background section.

[0005] In view of this, the present invention provides an activated carbon adsorption filter, wherein a filter groove is provided at the lower end of the main body, a limiting groove communicating with the filter groove is provided at the upper end of the main body, and a fixing ring fixedly connected to the main body is provided between the filter groove and the limiting groove. The filter housing is embedded in the fixing ring, and the bottom of the filter housing is threadedly connected to the connecting housing. The filter assembly is installed inside the filter housing and the connecting housing; The cover is threadedly connected to the top of the main body; A clamping assembly is provided at the bottom of the cover for clamping the filter shell.

[0006] Furthermore, in the above technical solution, a sealing gasket is provided between the filter shell and the fixing ring.

[0007] In the above technical solution, the clamping component further includes: A clamping column is fixedly connected to the middle of the inner wall of the cover; A clamping plate is provided below the clamping column; Connecting rods: Several inclined connecting rods are provided around the bottom circumference of the clamping plate; A clamping ring is fixedly connected to the bottom of the connecting rod, and the clamping ring fits snugly against the filter shell; A first spring is fixedly connected between the pressing column and the pressing plate; The second spring is provided on the outer sleeve of the first spring, and the two ends of the second spring are fixedly connected to the clamping column and the clamping plate, respectively.

[0008] In the above technical solution, the filtering component further includes: The filter housing has an inlet channel at the top and an installation section inside. The abutting part is formed by extending inward from one end of the filter shell, and several through holes are opened on the circumference of the abutting part; A water outlet channel is provided in the middle of the connecting shell; The filter body is installed inside the mounting section, and a placement section is provided inside the filter body. An activated carbon layer is provided in the middle of the placement section; The first cover is fitted to one end of the placement part, and the first cover has several abutting parts arranged around its circumference. The second cover is fitted to the other end of the placement part, and the second cover has several round holes.

[0009] In the above technical solution, the filter body is a hollow cylinder made of high-density fiber, and when the filter body is assembled in the mounting part, it does not completely fit with the inner wall of the mounting part, forming a gap space.

[0010] In the above technical solution, a limiting ring channel is further provided on the inner surface of the connecting shell, and a limiting strip adapted to the limiting ring channel is provided below the second cover. A sealing ring is provided between the limiting ring channel and the limiting strip.

[0011] In the above technical solution, a further step is to provide an annular groove on the side wall of the main body, and a sealing ring is provided in the annular groove, with the inner wall of the cover body fitting against the sealing ring.

[0012] In the above technical solution, a water inlet pipe communicating with the limiting groove is provided on the upper side wall of the main body, and a water outlet pipe communicating with the filter tank is provided at the bottom of the main body.

[0013] The beneficial effects of this utility model are as follows: 1. The clamping component is located at the bottom of the cover and is used to clamp the filter shell to ensure the stability of the filter assembly.

[0014] 2. A sealing gasket is provided between the filter housing and the fixing ring to further improve the sealing performance and prevent unfiltered fluid from flowing into the filter tank through the gap.

[0015] 3. The filter housing and connecting housing are equipped with filter components to achieve the filtration function. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the structure of this utility model; Figure 2 This is a cross-sectional view of the internal structure of this utility model; Figure 3 This is an exploded view of this utility model; Figure 4 This is a cross-sectional view of the filter component structure of this utility model; Figure 5 This is a schematic diagram of the clamping component structure of this utility model; The markings in the diagram are as follows: 1-Main body, 2-Filter tank, 3-Limiting groove, 4-Fixing ring, 5-Filter shell, 6-Connecting shell, 7-Cover, 8-Sealing gasket, 9-Pressure column, 10-Pressure plate, 11-Connecting rod, 12-Pressure ring, 13-First spring, 14-Second spring, 15-Mounting part, 16-Abutting part, 17-Through hole, 18-Water outlet channel, 19-Filter body, 20-Placement part, 21-Activated carbon layer, 22-First cover, 23-Abutting part, 24-Second cover, 25-Round hole, 26-Limiting ring channel, 27-Limiting strip, 28-Ring groove, 29-Sealing ring, 30-Water inlet pipe, 31-Water outlet pipe, 32-Sealing ring, 33-Water inlet channel. Detailed Implementation

[0017] The technical solutions of the embodiments of this application will be clearly described below with reference to the accompanying drawings. Obviously, the described embodiments are only some, not all, of the embodiments of this application. All other embodiments obtained by those skilled in the art based on the embodiments of this application are within the scope of protection of this application.

[0018] Example 1: This embodiment provides an activated carbon adsorption filter, comprising: The main body 1 has a filter groove 2 at the lower end of its interior and a limiting groove 3 at the upper end of its interior that communicates with the filter groove 2. A fixing ring 4 that is fixedly connected to the main body 1 is provided between the filter groove 2 and the limiting groove 3. The filter housing 5 is embedded in the fixing ring 4, and the bottom of the filter housing 5 is threadedly connected to the connecting housing 6. The filter assembly is installed inside the filter housing 5 and the connecting housing 6. Cover 7, the top of the main body 1 is threadedly connected to the cover 7; A clamping assembly is provided at the bottom of the cover 7 for clamping the filter shell 5.

[0019] As can be seen in this embodiment, a filter groove 2 is provided at the lower end of the main body 1, and a limiting groove 3 communicating with the filter groove 2 is provided at the upper end of the main body 1. A fixing ring 4 is provided between the filter groove 2 and the limiting groove 3 and is fixedly connected to the main body 1 to provide installation support for the filter shell 5. The filter shell 5 is embedded in the fixing ring 4. The connecting shell 6 is threadedly connected to the bottom of the filter shell 5, which is convenient for disassembly to maintain or replace the internal filter components. The filter shell 5 and the connecting shell 6 are equipped with filter components to realize the filtration function. The cover 7 is threadedly connected to the top of the main body 1, which is simple and convenient to operate and can be disassembled without professional tools, which is convenient for maintenance of internal components and solves the problem of cumbersome disassembly of traditional filter bolts. The clamping component is set at the bottom of the cover 7 to clamp the filter shell 5 and ensure the stability of the filter components.

[0020] Example 2: This embodiment provides an activated carbon adsorption filter, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0021] A sealing gasket 8 is provided between the filter housing 5 and the fixing ring 4.

[0022] As can be seen from this embodiment, a sealing gasket 8 is provided between the filter shell 5 and the fixing ring 4 to further improve the sealing performance and prevent unfiltered fluid from flowing into the filter tank 2 from the gap.

[0023] Example 3: This embodiment provides an activated carbon adsorption filter, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0024] The clamping assembly includes: A clamping column 9 is fixedly connected to the middle of the inner wall of the cover 7; A clamping plate 10 is provided below the clamping column 9; Connecting rod 11, several inclined connecting rods 11 are provided on the bottom circumference of the pressing plate 10; A clamping ring 12 is fixedly connected to the bottom of the connecting rod 11, and the clamping ring 12 fits against the filter shell 5; A first spring 13 is fixedly connected between the pressing column 9 and the pressing plate 10; The second spring 14 is provided on the outer sleeve of the first spring 13, and the two ends of the second spring 14 are fixedly connected to the pressing column 9 and the pressing plate 10, respectively.

[0025] As can be seen in this embodiment, the clamping column 9 is fixedly connected to the middle of the inner wall of the cover 7 to provide support for the clamping assembly. The clamping plate 10 is located below the clamping column 9, and several inclined connecting rods 11 are arranged around the bottom circumference to evenly transmit the clamping force. The clamping ring 12 is fixedly connected to the bottom of the connecting rods 11 and fits against the filter shell 5. A first spring 13 is fixedly connected between the clamping column 9 and the clamping plate 10. A second spring 14 is sleeved on the first spring 13, and the two ends of the second spring 14 are fixedly connected to the two respectively. The double springs not only provide a stable elastic clamping force to ensure that the clamping ring 12 always fits against the filter shell 5, so that the filter shell 5 presses tightly against the sealing gasket 8, improves the sealing performance, and prevents unfiltered fluid from flowing into the filter tank 2 from the gaps, but also buffers the impact and vibration of water flow, extends the service life of the equipment, and avoids the problem of loss of clamping function caused by the failure of a single spring.

[0026] Example 4: This embodiment provides an activated carbon adsorption filter, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0027] The filtering components include: The installation part 15 has a water inlet channel 33 at the top of the filter housing 5 and an installation part 15 inside the filter housing 5. The abutting part 16 is formed by extending one end of the filter shell 5 inward. Several through holes 17 are provided on the circumference of the abutting part 16. Water outlet channel 18 is provided in the middle of the connecting shell 6; The filter body 19 is provided inside the mounting part 15, and the filter body 19 has a placement part 20 inside the filter body 19. Activated carbon layer 21 is provided in the middle of the placement part 20; First cover 22, one end of placement part 20 is fitted with first cover 22, and a plurality of abutting parts 23 are provided on the circumference of first cover 22; The second cover 24 is fitted to the other end of the placement part 20, and the second cover 24 has a number of round holes 25.

[0028] As can be seen in this embodiment, the top of the filter shell 5 has a water inlet channel 33 for the fluid to be filtered to enter the filter assembly. The filter shell 5 has an installation part 15 inside. One end of the filter shell 5 extends inward to form an abutment part 16. Several through holes 17 are opened on the circumference of the abutment part 16 to facilitate fluid flow. The middle of the connecting shell 6 has a water outlet channel 18 for the filtered fluid to be discharged. The filter body 19 is installed in the installation part 15 and can effectively remove impurities, rust and other solid pollutants from the fluid. The filter body 19 has a placement part 20 inside and an activated carbon layer 21 is provided in the middle. Utilizing the adsorption characteristics of activated carbon, it can effectively adsorb impurities in the fluid to achieve deep filtration. One end of the placement part 20 is equipped with a first cover 22, which has several abutment parts 23 on its circumference. The abutment parts 23 protrude slightly from the surface of the first cover 22 to guide the fluid to enter the filter body 19 and the activated carbon layer 21 evenly. The other end is equipped with a second cover 24, which has several round holes 25 to facilitate the outflow of the filtered fluid.

[0029] Example 5: This embodiment provides an activated carbon adsorption filter, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0030] The filter body 19 is a hollow cylinder made of high-density fiber. When the filter body 19 is assembled in the mounting part 15, it does not completely fit the inner wall of the mounting part 15, forming a gap space.

[0031] As can be seen from this embodiment, the filter body 19 is a hollow cylinder made of high-density fiber. When the filter body 19 is assembled in the mounting part 15, it does not completely fit with the inner wall of the mounting part 15, forming a gap space, which is conducive to the uniform distribution of fluid and improves the utilization rate of the filter body 19. It can effectively remove solid pollutants such as impurities and rust from the fluid.

[0032] Example 6: This embodiment provides an activated carbon adsorption filter, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0033] A limiting ring channel 26 is fixedly provided on the inner surface of the connecting shell 6, and a limiting strip 27 adapted to the limiting ring channel 26 is provided below the second cover 24. A sealing ring 32 is provided between the limiting ring channel 26 and the limiting strip 27.

[0034] As can be seen from this embodiment, a limiting strip 27 adapted to the limiting ring channel 26 is provided below the second cover 24 to achieve precise positioning of the filter component and prevent displacement. A sealing ring 32 is provided between the limiting ring channel 26 and the limiting strip 27 to enhance the sealing performance and prevent the fluid from flowing out directly without filtration.

[0035] Example 7: This embodiment provides an activated carbon adsorption filter, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0036] The main body 1 has an annular groove 28 on its side wall, and a sealing ring 29 is provided in the annular groove 28. The inner wall of the cover 7 is in contact with the sealing ring 29.

[0037] As can be seen from this embodiment, the side wall of the main body 1 is provided with an annular groove 28, and a sealing ring 29 is provided in the annular groove 28. When the cover 7 is connected to the main body 1, the inner wall of the cover 7 fits against the sealing ring 29, effectively preventing fluid leakage.

[0038] Example 8: This embodiment provides an activated carbon adsorption filter, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0039] A water inlet pipe 30 communicating with the limiting groove 3 is provided on the upper side wall of the main body 1, and a water outlet pipe 31 communicating with the filter tank 2 is provided at the bottom of the main body 1.

[0040] As can be seen from this embodiment, an inlet pipe 30 communicating with the limiting groove 3 is provided on the upper side wall of the main body 1 for introducing the fluid to be filtered, and an outlet pipe 31 communicating with the filter tank 2 is provided at the bottom of the main body 1 for discharging the filtered fluid.

[0041] Working principle: The fluid to be filtered enters the limiting groove 3 of the main body 1 through the water inlet pipe 30, passes through the water inlet channel 33 at the top of the filter shell 5, and then flows into the installation part 15 through the gap between the through hole 17 and the contact part 23. The fluid first contacts the filter body 19 to remove impurities, rust and other solid pollutants, and then contacts the activated carbon layer 21 to adsorb residual chlorine, odor and other harmful substances. After filtration, the fluid flows into the water outlet channel 18 of the connecting shell 6 through the round hole 25 of the second cover 24, and finally flows into the filter tank 2 of the main body 1, and then is discharged through the water outlet pipe 31 for use. When maintenance or replacement of the filter assembly is required, simply rotate the cover 7 counterclockwise to remove it, then remove the filter housing 5 and the connecting housing 6, and then rotate the connecting housing 6 counterclockwise to remove the filter assembly for maintenance or replacement. After maintenance, simply assemble the connecting housing 6 and the cover 7 in reverse order. The operation is simple and efficient.

[0042] The embodiments of this application have been described above with reference to the accompanying drawings. Unless otherwise specified, the embodiments and features in the embodiments of this application can be combined with each other. This application is not limited to the specific embodiments described above. The specific embodiments described above are merely illustrative and not restrictive. Those skilled in the art can make many other forms under the guidance of this application without departing from the spirit and scope of the claims, and all of these forms are within the protection scope of this application.

Claims

1. An activated carbon adsorption filter, characterized by, include: The main body (1) has a filter groove (2) at the lower end of its interior and a limiting groove (3) at the upper end of its interior that communicates with the filter groove (2). A fixing ring (4) that is fixedly connected to the main body (1) is provided between the filter groove (2) and the limiting groove (3). The filter shell (5) is embedded on the fixing ring (4), and the bottom of the filter shell (5) is threadedly connected to the connecting shell (6). The filter assembly is provided inside the filter housing (5) and the connecting housing (6); Cover (7), the top of the main body (1) is threadedly connected to the cover (7); A clamping assembly is provided at the bottom of the cover (7) for clamping the filter shell (5).

2. The activated carbon adsorptive filter according to claim 1, wherein A sealing gasket (8) is provided between the filter shell (5) and the fixing ring (4).

3. The activated carbon adsorptive filter according to claim 2, wherein The clamping assembly includes: A clamping column (9) is fixedly connected to the middle of the inner wall of the cover (7). A clamping plate (10) is provided below the clamping column (9). Connecting rod (11): Several inclined connecting rods (11) are provided on the bottom circumference of the pressing plate (10). A clamping ring (12) is fixedly connected to the bottom of the connecting rod (11), and the clamping ring (12) is in contact with the filter shell (5); The first spring (13) is fixedly connected between the pressing column (9) and the pressing plate (10). The second spring (14) is provided on the outer sleeve of the first spring (13), and the two ends of the second spring (14) are fixedly connected to the pressing column (9) and the pressing plate (10) respectively.

4. The activated carbon adsorptive filter according to claim 1, wherein The filtering component includes: The installation part (15) is provided in the top of the filter shell (5) with a water inlet channel (33) and the installation part (15) is provided inside the filter shell (5). The abutting part (16) is formed by extending one end of the filter shell (5) inward. The abutting part (16) has several through holes (17) on its circumference. Water outlet channel (18) is provided in the middle of the connecting shell (6); The filter body (19) is provided inside the mounting part (15), and the filter body (19) has a placement part (20) inside. Activated carbon layer (21), an activated carbon layer (21) is provided in the middle of the placement part (20); First cover (22), one end of the placement part (20) is fitted with the first cover (22), and a plurality of abutting parts (23) are provided on the circumference of the first cover (22). The second cover (24) is fitted at the other end of the placement part (20), and the second cover (24) has a plurality of round holes (25).

5. An activated carbon adsorptive filter according to claim 4, wherein The filter body (19) is a hollow cylinder made of high-density fiber. When the filter body (19) is assembled in the mounting part (15), it does not completely fit the inner wall of the mounting part (15), forming a gap space.

6. The activated carbon adsorptive filter according to claim 4, wherein The inner surface of the connecting shell (6) is fixedly provided with a limiting ring channel (26), and a limiting strip (27) adapted to the limiting ring channel (26) is provided below the second cover (24). A sealing ring (32) is provided between the limiting ring channel (26) and the limiting strip (27).

7. The activated carbon adsorptive filter according to claim 1, wherein The main body (1) has an annular groove (28) on its side wall, and a sealing ring (29) is provided in the annular groove (28). The inner wall of the cover (7) is in contact with the sealing ring (29).

8. The activated carbon adsorptive filter according to claim 1, wherein The main body (1) has an inlet pipe (30) connected to the limiting groove (3) on the upper side wall, and an outlet pipe (31) connected to the filter tank (2) at the bottom of the main body (1).

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