Multi-media filter

Abstract

The utility model relates to the technical field of filters, in particular to a multi-medium filter which comprises an outer cylinder, a top cover arranged at the top of the outer cylinder, a drain pipe arranged at the bottom of the outer cylinder and communicated with the inside, a water guide pipe arranged at one end of the drain pipe extending into the inside, an intercepting component arranged above the water guide pipe, and a filter box arranged in the outer cylinder and close to the top, activated carbon adsorption cotton is arranged in the middle of the filter box, a water inlet pipe is arranged in the middle of the top of the top cover, and a valve is arranged at the tail end of the drainage pipe; according to the multi-medium filter, the outer cylinder is arranged to be matched with the top cover, internal protection matching is achieved, the filtering box with activated carbon adsorption cotton is arranged at the top of the interior of the outer cylinder to preliminarily filter an entering water body, and multi-layer multi-medium filtering matching is achieved through a first sponge mat, a second sponge mat and a third sponge mat under matching of the intercepting assembly; a water guide pipe is matched with a water drainage pipe to guide and discharge filtered water, and the tray with pulleys is matched, so that the overall flexible movement and matching are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of filters, in particular to a multi-media filter. Background Art

[0002] Multi-media filter is a process that uses one or more filter media to pass water with high turbidity through a certain thickness of granular or non-granular materials under a certain pressure, thereby effectively removing suspended impurities and clarifying the water. Commonly used filter materials include quartz sand, anthracite, manganese sand, etc., which are mainly used for water treatment to remove turbidity, soften water, and pre-treatment of pure water, etc.

[0003] The utility model with the announcement number CN218794100U discloses a multi-media filter, including a filter tank, wherein the top of the filter tank is provided with a water inlet, the bottom is provided with a water outlet, a plurality of filter layers for filtering sewage are provided inside the filter tank, the filter tank includes a tank body and an upper cover fixedly installed on the top of the tank body, a pressurizing component for adjusting the flow direction and pressure of sewage is provided between the upper cover and the filter layer, the pressurizing component includes a non-return pressure plate horizontally placed inside the tank body, a screw for adjusting the height of the non-return pressure plate, and a first motor for rotating the screw;

[0004] In the above technical solution, the pressurizing component can make the sewage flow evenly to the surface of the filter medium, and at the same time the pressurizing component further pressurizes the sewage, further improving the sewage treatment efficiency; however, the inside of the filter is not easy to fully clean and cooperate, and the accumulation of dirt in the upper filter layer affects the filtration after long-term use, causing the aqueous solution to be filtered from the side, reducing the filtration effect, and the filter is not easy to flexibly carry and move. Utility Model Content

[0005] The purpose of the utility model is to provide a multi-media filter to solve the problem that the multi-media filter with announcement number CN218794100U proposed in the above-mentioned background technology is not easy to fully clean and match, and the accumulation of dirt in the upper filter layer after long-term use affects the filtration, so that the aqueous solution is filtered from the side, which reduces the filtration effect, and the filter is not easy to flexibly carry and move.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A multi-media filter comprises an outer cylinder, a top cover is provided on the top of the outer cylinder, a drainage pipe communicating with the interior is provided at the bottom of the outer cylinder, a water guide pipe is provided at one end of the drainage pipe extending to the interior, an interception component is provided above the water guide pipe, a filter box is provided near the top of the outer cylinder, a plurality of sliders are provided on the outer wall of the filter box, a plurality of filter holes are provided at the bottom of the filter box, activated carbon adsorption cotton is provided in the middle of the filter box, a slide groove is provided on the inner wall of the outer cylinder corresponding to the slider, a water inlet pipe is provided in the middle of the top of the top cover, a valve is provided at the end of the drainage pipe, a tray is provided below the outer cylinder, the tray and the outer cylinder are connected by a plurality of support columns, and a plurality of pulleys are provided near the edge of the bottom of the tray.

[0008] Preferably, a rubber pad is provided on the lower surface of the top cover, the top of the rubber pad is bonded and fixed to the bottom of the top cover, and blocks are provided on the outer wall of the rubber pad at positions corresponding to the slide grooves.

[0009] In the utility model, the rubber pad is arranged to increase the tightness of the installation of the top cover and the outer cylinder, and the clamping block and the sliding groove are plugged and matched to achieve the stability of the installation of the top cover and the outer cylinder.

[0010] Preferably, a plurality of through holes are provided on the upper surface of the top cover near the edge, fastening bolts are provided in the through holes, and threaded holes are provided at the top of the outer cylinder corresponding to the through holes.

[0011] In the utility model, a fastening bolt is arranged to pass through the through hole and be threadedly connected with the threaded hole, thereby increasing the stability of the installation of the top cover and the outer cylinder and reducing the top cover from being separated from the outer cylinder and losing the protection of the interior during use.

[0012] Preferably, a handle is symmetrically provided on the upper surface of the top cover, the bottom of the handle is fixedly connected to the top cover by a screw, and a transparent plate is provided on the upper surface of the top cover near the right side, and the transparent plate is bonded and fixed to the top cover on all sides.

[0013] In the utility model, the setting of the pull handle is helpful for opening or installing the top cover, and the transparent plate is made of tempered glass, which is convenient for outsiders to observe the initial filtering status inside through the transparent plate.

[0014] Preferably, the support columns are distributed in a circular shape with equal spacing, and the tops of the support columns are welded and fixed to the bottom of the outer tube, the bottoms of the support columns are welded and fixed to the top of the tray, the tops of the pulleys are fixedly connected to the tray by screws, and the pulleys are distributed in a circular shape with equal spacing.

[0015] In the utility model, the support column connects the tray and the outer cylinder, the tray holds up the whole, and with the cooperation of the pulley, it helps the whole to move flexibly, and the pulley is equipped with a locking structure, and the locking structure is stepped on to fix the position of the pulley, thereby fixing the position of the whole.

[0016] Preferably, the water inlet pipe is bonded and fixed to the outer cylinder, and the top of the drain pipe is welded and fixed to the bottom of the water guide pipe. A plurality of water guide holes are opened on the outer wall of the water guide pipe, and the water guide holes are distributed in a circular shape with equal intervals.

[0017] In the utility model, with the cooperation of the water inlet pipe, it is helpful to continuously allow the water that needs to be filtered to enter the outer cylinder for multi-media filtration. The multiple water guide holes on the water guide pipe help the water filtered inside the outer cylinder to be discharged into the drain pipe, thereby achieving filtration and drainage coordination.

[0018] Preferably, the intercepting component is provided with a first sponge pad, a second sponge pad and a third sponge pad in sequence from the inside to the outside, the inner diameter of the first sponge pad is adapted to the outer diameter of the water pipe, the outer diameter of the first sponge pad is adapted to the inner diameter of the inner wall of the second sponge pad, the outer diameter of the second sponge pad is adapted to the inner diameter of the inner wall of the third sponge pad, the third sponge pad is sleeved on the second sponge pad, the second sponge pad is sleeved on the first sponge pad, and the first sponge pad is sleeved on the water pipe.

[0019] In the utility model, the first sponge pad, the second sponge pad and the third sponge pad are arranged to perform multi-layer filtering on the water before discharge again, and the mesh holes of the first sponge pad, the second sponge pad and the third sponge pad are increased from the inside to the outside, so as to achieve sufficient filtering and interception.

[0020] Preferably, the outer diameter of the filter box is matched with the inner diameter of the outer cylinder, the outer diameter of the activated carbon adsorption cotton is matched with the inner diameter of the filter box, the slider and the filter box are an integrally formed structure, the width of the outer wall of the slider is matched with the width of the inner wall of the slide groove, grooves are symmetrically opened on the inner wall of the filter box near the top, the filter holes are distributed in a circular shape with equal intervals, and a pressing column is also provided at the bottom of the filter box, and the bottom of the pressing column is in contact with the top of the third sponge pad.

[0021] In the utility model, the filter box is stably plugged in with the outer cylinder through the plug-in cooperation of the slider and the slide groove. The cooperation of the groove provides a fulcrum, which is helpful for removing or installing the filter box. The activated carbon adsorption cotton is plugged in with the filter box to achieve a preliminary filtration operation on the incoming water. Under the action of multiple water filtering holes, the preliminarily filtered water is guided into the outer cylinder. With the cooperation of the pressing column, the interception component is pressed and fixed to avoid the interception component moving up during filtering and affecting the filtering operation.

[0022] Compared with the prior art, the beneficial effects of the utility model are:

[0023] 1. The utility model realizes internal protection by setting an outer cylinder and a top cover. A filter box with activated carbon adsorption cotton is provided at the top of the outer cylinder to initially filter the incoming water. With the cooperation of the interception component, the first sponge pad, the second sponge pad and the third sponge pad are used to realize multi-layer multi-media filtration. The water pipe and the drain pipe are cooperated to guide and discharge the filtered water. With the cooperation of the tray with pulleys, it is helpful for the overall flexible movement.

[0024] 2. The utility model provides a slider that is plugged in with the slide groove to make the combined installation of the filter box and the outer cylinder more stable. The interception component is fixed in position with the cooperation of the pressing column. The top cover is tightly plugged in with the outer cylinder with the cooperation of the rubber pad, and the top cover and the outer cylinder are stably fixed with the cooperation of the fastening bolts. The handle is convenient for opening or installing the top cover. The installation of a transparent plate helps outsiders to observe the initial internal filtration status in real time. The activated carbon adsorption cotton and the interception component are convenient for disassembly and replacement, which helps to continue the filtration. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0026] Figure 2 This is a schematic diagram of the sealing cover of the utility model without the structure;

[0027] Figure 3 This is a schematic diagram of the combined structure of the filter box and the outer cylinder of the utility model;

[0028] Figure 4 This is a bottom view of the sealing cover of the utility model;

[0029] Figure 5 This is a schematic diagram of the combined structure of the outer cylinder, the drainage pipe and the interception component of the utility model;

[0030] Figure 6 It is a schematic diagram of the overall cross-sectional structure of the utility model.

[0031] The meaning of each number in the figure is:

[0032] Outer cylinder; 10, support column; 11, tray; 110, pulley; 12, slide groove; 13, threaded hole; 14, first sponge pad; 15, second sponge pad; 16, third sponge pad;

[0033] Top cover; 20, rubber pad; 200, clamping block; 21, perforation; 210, fastening bolt; 22, handle; 23, transparent plate;

[0034] Water inlet pipe;

[0035] Drain pipe; 40, valve; 41, water pipe; 410, water hole;

[0036] Filter box; 50. Activated carbon adsorption cotton; 51. Sliding block; 52. Filter hole; 53. Groove; 54. Pressing column. DETAILED DESCRIPTION

[0037] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0038] See also Figure 1-Figure 6 , this embodiment provides a technical solution:

[0039] The multi-media filter comprises an outer cylinder 1, a top cover 2 is arranged on the top of the outer cylinder 1, a rubber pad 20 is arranged on the lower surface of the top cover 2, the top of the rubber pad 20 is bonded and fixed to the bottom of the top cover 2, and a block 200 is arranged on the outer wall of the rubber pad 20 corresponding to the slide groove 12.

[0040] In the present invention, the rubber pad 20 is provided to increase the tightness of the installation of the top cover 2 and the outer cylinder 1, and the clamping block 200 is plugged and matched with the slide groove 12 to achieve the stability of the installation of the top cover 2 and the outer cylinder 1.

[0041] Furthermore, a plurality of through holes 21 are provided on the upper surface of the top cover 2 near the edge, and fastening bolts 210 are provided in the through holes 21 . Threaded holes 13 are provided at the top of the outer tube 1 corresponding to the through holes 21 .

[0042] In the present invention, a fastening bolt 210 is provided to pass through the through hole 21 and is threadedly connected to the threaded hole 13, thereby increasing the stability of the installation of the top cover 2 and the outer cylinder 1 and reducing the possibility that the top cover 2 is separated from the outer cylinder 1 and loses the protection of the interior during use.

[0043] Specifically, a handle 22 is symmetrically provided on the upper surface of the top cover 2, and the bottom of the handle 22 is fixedly connected to the top cover 2 by screws. A transparent plate 23 is provided near the right side of the upper surface of the top cover 2, and the transparent plate 23 is bonded and fixed to the top cover 2 on all sides.

[0044] In the present invention, the setting of the pull handle 22 is helpful for opening or installing the top cover 2, and the transparent plate 23 is made of tempered glass, which is convenient for outsiders to observe the initial filtering status inside through the transparent plate 23.

[0045] It should be noted that a drain pipe 4 connected to the interior is provided at the bottom of the outer tube 1, and a water pipe 41 is provided at one end extending to the interior, and an interception component is provided above the water pipe 41. The interception component is provided with a first sponge pad 14, a second sponge pad 15, and a third sponge pad 16 in sequence from the inside to the outside. The inner diameter of the first sponge pad 14 is matched with the outer diameter of the water pipe 41, the outer diameter of the first sponge pad 14 is matched with the inner diameter of the inner wall of the second sponge pad 15, the outer diameter of the second sponge pad 15 is matched with the inner diameter of the inner wall of the third sponge pad 16, the third sponge pad 16 is sleeved on the second sponge pad 15, the second sponge pad 15 is sleeved on the first sponge pad 14, and the first sponge pad 14 is sleeved on the water pipe 41.

[0046] In the utility model, a first sponge pad 14, a second sponge pad 15 and a third sponge pad 16 are provided to perform multi-layer filtration on the water before discharge, and the mesh holes of the first sponge pad 14, the second sponge pad 15 and the third sponge pad 16 are increased from the inside to the outside to achieve sufficient filtration and interception.

[0047] Furthermore, a filter box 5 is provided near the top of the outer cylinder 1, a plurality of sliders 51 are provided on the outer wall of the filter box 5, a plurality of filter holes 52 are provided at the bottom of the filter box 5, an activated carbon adsorption cotton 50 is provided in the middle of the filter box 5, and a slide groove 12 is provided on the inner wall of the outer cylinder 1 corresponding to the slider 51;

[0048] It is worth adding that the outer diameter of the filter box 5 is matched with the inner diameter of the outer cylinder 1, the outer diameter of the activated carbon adsorption cotton 50 is matched with the inner diameter of the filter box 5, the slider 51 and the filter box 5 are an integrally formed structure, the width of the outer wall of the slider 51 is matched with the width of the inner wall of the slide groove 12, and grooves 53 are symmetrically opened on the inner wall of the filter box 5 near the top, and the filter holes 52 are distributed in a circular shape with equal intervals. A pressing column 54 is also provided at the bottom of the filter box 5, and the bottom of the pressing column 54 is in contact with the top of the third sponge pad 16.

[0049] In the utility model, the filter box 5 is stably plugged in with the outer tube 1 under the plug-in cooperation of the slider 51 and the slide groove 12. With the cooperation of the groove 53, a fulcrum is provided, which is helpful for removing or installing the filter box 5. The activated carbon adsorption cotton 50 is plugged in with the filter box 5 to achieve a preliminary filtering operation on the incoming water body. Under the action of multiple filter holes 52, the preliminarily filtered water body is guided into the outer tube 1. With the cooperation of the pressing column 54, the interception component is pressed and fixed to avoid the interception component moving up during filtering and affecting the filtering operation.

[0050] Secondly, a water inlet pipe 3 is provided in the middle of the top of the top cover 2, and the water inlet pipe 3 is bonded and fixed to the outer tube 1, and the top of the drain pipe 4 is welded and fixed to the bottom of the water pipe 41. A plurality of water guide holes 410 are opened on the outer wall of the water pipe 41, and the water guide holes 410 are distributed in a circular shape with equal intervals.

[0051] In the utility model, with the cooperation of the water inlet pipe 3, it helps to continuously allow the water that needs to be filtered to enter the outer tube 1 for multi-media filtration. The multiple water guide holes 410 on the water guide pipe 41 help the water filtered inside the outer tube 1 to be discharged into the drain pipe 4, thereby achieving filtration and drainage coordination.

[0052] Furthermore, a valve 40 is provided at the end of the drain pipe 4, a tray 11 is provided below the outer tube 1, the tray 11 is connected to the outer tube 1 through a plurality of support columns 10, and a plurality of pulleys 110 are provided at the bottom of the tray 11 near the edge.

[0053] Secondly, the support columns 10 are distributed in a circular shape with equal spacing, and the tops of the support columns 10 are welded and fixed to the bottom of the outer tube 1, the bottoms of the support columns 10 are welded and fixed to the top of the tray 11, and the tops of the pulleys 110 are fixedly connected to the tray 11 by screws, and the pulleys 110 are distributed in a circular shape with equal spacing.

[0054] In the utility model, the support column 10 connects the tray 11 and the outer tube 1, and the tray 11 holds up the whole, and with the cooperation of the pulley 110, it helps the whole to move flexibly. The pulley 110 is equipped with a locking structure, and the locking structure is stepped on to fix the position of the pulley 110, thereby fixing the overall position.

[0055] When the multi-media filter of this embodiment is used, the user first connects the drain pipe 4 with the valve 40 to the outer tube 1, and the water pipe 41 with the water guide hole 410 to the drain pipe 4, and the third sponge pad 16, the second sponge pad 15 and the first sponge pad 14 are sequentially sleeved on the water guide pipe 41, and then the activated carbon adsorption cotton 50 is plugged and matched with the filter box 5, and the filter box 5 is plugged and matched with the slide groove 12 on the outer tube 1 through the slider 51, and the bottom of the pressing column 54 is tightly fitted with the top of the third sponge pad 16, and then the top cover 2 with the water inlet pipe 3 is plugged and matched with the outer tube 1 through the rubber pad 20, and then fixed by the fastening bolts 210;

[0056] When water filtering is required, the water to be filtered from the outside is guided into the interior from the water inlet pipe 3. After preliminary filtration by the activated carbon adsorption cotton 50, the water passes through the filter hole 52 into the outer tube 1. With the cooperation of the third sponge pad 16, the second sponge pad 15 and the first sponge pad 14, multi-layer multi-media filtration is achieved. After long-term use, when the internal activated carbon adsorption cotton 50, the third sponge pad 16, the second sponge pad 15 and the first sponge pad 14 need to be cleaned and replaced, the fastening bolts 210 are manually removed to open the top cover 2. With the cooperation of the groove 53, it is convenient to take out and replace the filter box 5 to realize the removal and replacement of the internal activated carbon adsorption cotton 50. The filter box 5 is taken out, which is convenient for the removal and replacement of the third sponge pad 16, the second sponge pad 15 and the first sponge pad 14 below. The overall operation is convenient, and with the cooperation of the pulley 110, it is helpful for the overall flexible movement. The valve 40 is manually opened to facilitate the discharge and collection of the filtered water inside.

Claims

1. A multi-media filter, comprising an outer cylinder (1), a top cover (2) being provided on the top of the outer cylinder (1), a drainage pipe (4) being provided on the bottom of the outer cylinder (1) and communicating with the interior, a water guide pipe (41) being provided at one end of the drainage pipe (4) extending to the interior, an interception assembly being provided above the water guide pipe (41), and a filter box (5) being provided near the top of the outer cylinder (1), characterized in that: The outer wall of the filter box (5) is provided with a plurality of sliders (51), the bottom of the filter box (5) is provided with a plurality of filter holes (52), the middle of the filter box (5) is provided with activated carbon adsorption cotton (50), the inner wall of the outer cylinder (1) is provided with a slide groove (12) at a position corresponding to the slider (51), the middle of the top of the top cover (2) is provided with a water inlet pipe (3), the end of the drain pipe (4) is provided with a valve (40), a tray (11) is provided below the outer cylinder (1), the tray (11) is connected to the outer cylinder (1) via a plurality of support columns (10), and a plurality of pulleys (110) are provided at the bottom of the tray (11) near the edge.

2. The multi-media filter according to claim 1, characterized in that: A rubber pad (20) is provided on the lower surface of the top cover (2), the top of the rubber pad (20) is bonded and fixed to the bottom of the top cover (2), and a clamping block (200) is provided on the outer wall of the rubber pad (20) at a position corresponding to the slide groove (12).

3. The multi-media filter according to claim 2, characterized in that: A plurality of through holes (21) are provided on the upper surface of the top cover (2) near the edge, and fastening bolts (210) are provided in each of the through holes (21). Threaded holes (13) are provided at the top of the outer cylinder (1) at locations corresponding to the through holes (21).

4. The multi-media filter according to claim 3, characterized in that: A handle (22) is symmetrically provided on the upper surface of the top cover (2), and the bottom of the handle (22) is fixedly connected to the top cover (2) by screws. A transparent plate (23) is provided on the upper surface of the top cover (2) near the right side, and the transparent plate (23) is adhesively fixed to the top cover (2) on all sides.

5. The multi-media filter according to claim 1, characterized in that: The support columns (10) are distributed in a circular shape at equal intervals, and the tops of the support columns (10) are welded and fixed to the bottom of the outer cylinder (1), the bottoms of the support columns (10) are welded and fixed to the top of the tray (11), the tops of the pulleys (110) are fixedly connected to the tray (11) by screws, and the pulleys (110) are distributed in a circular shape at equal intervals.

6. The multi-media filter according to claim 1, characterized in that: The water inlet pipe (3) is bonded and fixed to the outer cylinder (1), and the top of the drainage pipe (4) is welded and fixed to the bottom of the water guide pipe (41). A plurality of water guide holes (410) are provided on the outer wall of the water guide pipe (41), and the water guide holes (410) are distributed in a circular shape with equal intervals.

7. The multi-media filter according to claim 1, characterized in that: The interception component is provided with a first sponge pad (14), a second sponge pad (15), and a third sponge pad (16) in sequence from the inside to the outside; the inner diameter of the first sponge pad (14) is matched with the outer diameter of the water pipe (41); the outer diameter of the first sponge pad (14) is matched with the inner diameter of the inner wall of the second sponge pad (15); the outer diameter of the second sponge pad (15) is matched with the inner diameter of the inner wall of the third sponge pad (16); the third sponge pad (16) is sleeved on the second sponge pad (15); the second sponge pad (15) is sleeved on the first sponge pad (14); and the first sponge pad (14) is sleeved on the water pipe (41).

8. The multi-media filter according to claim 7, characterized in that: The outer diameter of the filter box (5) is matched with the inner diameter of the outer cylinder (1), the outer diameter of the activated carbon adsorption cotton (50) is matched with the inner diameter of the filter box (5), the slider (51) and the filter box (5) are an integrally formed structure, the width of the outer wall of the slider (51) is matched with the width of the inner wall of the slide groove (12), the inner wall of the filter box (5) is symmetrically provided with grooves (53) near the top, the filter holes (52) are distributed in a circular shape with equal spacing, and a pressing column (54) is also provided at the bottom of the filter box (5), and the bottom of the pressing column (54) is in contact with the top of the third sponge pad (16).

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