Multi-medium filter with self-cleaning function

Abstract

The utility model discloses a multi-media filter with a self-cleaning function, which belongs to the technical field of multi-media filters, and comprises a multi-media filter body, the inner wall of the multi-media filter body is fixedly connected with a fixed disc, the top of the fixed disc is communicated with a filter cap, and the filter cap is fixedly connected with the fixed disc. The top of the fixing disc is fixedly connected with a limiting rod, the top of the multi-media filter body is fixedly connected with a sealing plate, and the problems that most existing multi-media filters do not have a self-cleaning function, so that the inner walls of the multi-media filters are inconvenient to clean, and after filter materials are used for a long time, the inner walls of the multi-media filters cannot be cleaned easily are solved. In the prior art, particulate matters, suspended matters and the like adsorbed on the surface of a filter material are easily adhered to the inner wall of the multi-medium filter due to the contact between the filter material and the inner wall of the multi-medium filter, and the inner wall of the multi-medium filter is easily scaled for a long time, so that the filtering performance of the multi-medium filter is reduced in subsequent use.

Description

Technical Field

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

[0002] Multi-media filter is a kind of equipment used for water treatment. It uses a filter bed composed of filter media with different particle sizes and materials. Multi-media filter is suitable for various water treatment fields, such as water supply treatment, industrial wastewater treatment, swimming pool water treatment, etc.

[0003] At present, a Chinese utility model with publication number CN214513166U discloses a multi-media filter with a self-cleaning function, including a first shell and a top cover, a second shell is installed on the top of the first shell, and the central axis of the second shell is the same as the diameter of the first shell, and the central axis of the second shell is on the same vertical line as the central axis of the first shell; the top cover is installed on the top of the second shell, and the central axis of the top cover and the central axis of the second shell are on the same vertical line, a pressure pump, a water injection pipe and a water divider are provided, and clean water is injected into the water divider by the pressure pump, and the water is diverted through the inner tank and then sprayed out in a ring shape through the outer wall of the water divider to flush the second filter valve, and the flushed water carries impurities into the first shell, flushes the first filter valve in the process of passing through the first filter valve, and finally the sewage is discharged through the sewage valve.

[0004] However, most of the existing multi-media filters do not have a self-cleaning function, which makes it inconvenient to clean the inner wall of the multi-media filter. Moreover, after the filter material has been used for a long time, the contact between the filter material and the inner wall of the multi-media filter makes it easy for the particles and suspended matter adsorbed on the surface of the filter material to adhere to the inner wall of the multi-media filter, which makes it easy for the inner wall of the multi-media filter to scale over a long period of time, thereby reducing the filtering performance of the multi-media filter in subsequent use. Utility Model Content

[0005] The utility model provides a multi-media filter with a self-cleaning function, aiming to solve the problem that most of the existing multi-media filters do not have the self-cleaning function, which makes it inconvenient to clean the inner wall of the multi-media filter, and after the filter material is used for a long time, it is easy for the filter material to contact the inner wall of the multi-media filter, so that the particles and suspended matter adsorbed on the surface of the filter material are attached to the inner wall of the multi-media filter, which makes it easy for the inner wall of the multi-media filter to scale over a long period of time, thereby reducing the filtering performance of the multi-media filter in subsequent use.

[0006] The utility model is implemented as follows: a multi-media filter with a self-cleaning function comprises a multi-media filter body, an inner wall of the multi-media filter body is fixedly connected with a fixed disk, the top of the fixed disk is connected with a filter cap, the top of the fixed disk is fixedly connected with a limit rod, the top of the multi-media filter body is fixedly connected with a sealing plate, the top of the sealing plate is fixedly connected with a flushing component, the bottom of the sealing plate is fixedly connected with a reinforcing plate, the bottom of the reinforcing plate is fixedly connected with the top of the limit rod, and the surface of the limit rod is slidably connected with a cleaning component;

[0007] The flushing assembly includes a water pump, the bottom of which is fixedly connected to the top of the sealing plate, the top of the water pump is connected to a water inlet pipe, the surface of the water inlet pipe is fixedly connected to the surface of the multi-media filter body, the output end of the water pump is connected to a three-way pipe, the bottom of the three-way pipe passes through the sealing plate and the reinforcement plate and extends to the bottom of the reinforcement plate, and the bottom of the three-way pipe is connected to a rotating nozzle.

[0008] In order to achieve the effect of brushing off the scale on the inner wall of the multi-media filter body, as a preferred multi-media filter with self-cleaning function of the utility model, the cleaning assembly includes a connecting plate, the inner wall of the connecting plate is slidably connected to the surface of the limit rod, the surface of the connecting plate is fixedly connected with an annular block, the surface of the annular block is fixedly connected with a cleaning brush, the surface of the cleaning brush is in contact with the inner wall of the multi-media filter body, the top of the connecting plate is fixedly connected with an adjustable telescopic rod, the bottom of the adjustable telescopic rod is fixedly connected to the top of the sealing plate, and the output end of the adjustable telescopic rod passes through the top of the sealing plate and is fixedly connected to the top of the connecting plate.

[0009] In order to discharge the filter media and clean waste water in the multi-media filter body, as a preferred multi-media filter with self-cleaning function of the utility model, the surface of the multi-media filter body is connected to a discharge pipe, and two discharge pipes are provided, and the other discharge pipe is located at the bottom of the multi-media filter body.

[0010] In order to support the multi-media filter body, as a preferred multi-media filter with self-cleaning function of the utility model, the bottom of the multi-media filter body is fixedly connected to support columns, and there are four support columns in total, and the support columns are evenly distributed at the bottom of the multi-media filter body.

[0011] In order to assist in guiding the installation position of the tee and fix the tee, as a preferred multi-media filter with self-cleaning function of the utility model, a guide hole is opened on the top of the sealing plate, and the guide hole passes through the top of the sealing plate and extends to the bottom of the reinforcement plate. The inner wall of the guide hole is fixedly connected to the surface of the tee.

[0012] In order to assist in guiding the wastewater addition position, as a preferred multi-media filter with self-cleaning function of the utility model, a feed pipe is provided on the top of the sealing plate, and the end of the feed pipe close to the sealing plate passes through the top of the sealing plate and extends to the bottom of the sealing plate.

[0013] In order to limit the sliding position of the connecting plate, as a preferred multi-media filter with self-cleaning function of the utility model, the top of the connecting plate is provided with auxiliary holes, there are two auxiliary holes in total, and the inner walls of the auxiliary holes are in contact with the surface of the limiting rod.

[0014] In order to reinforce the adjustable telescopic rod, as a preferred embodiment of the multi-media filter with self-cleaning function of the utility model, an auxiliary plate is fixedly connected to the surface of the adjustable telescopic rod, and the bottom of the auxiliary plate is fixedly connected to the top of the sealing plate.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The multi-media filter with a self-cleaning function is provided with a multi-media filter body, a fixed disk, a filter cap, a limit rod, a sealing plate, a flushing component, a reinforcement plate and a cleaning component. By adding wastewater into the multi-media filter body, the multi-media filter body can filter the added wastewater through internal filter material, and the fixed disk is connected with the filter cap so that the filter cap can guide the wastewater flowing out after filtration to the bottom of the multi-media filter body. When the multi-media filter body needs to be cleaned, the flushing component can be connected to a water source, and then the flushing component can be started to guide water into the multi-media filter body, and the flushing component can be cleaned by water pressure. When the water is transported, it rotates, so that the water can be sprayed onto the inner wall of the multi-media filter body, thereby cleaning the multi-media filter body, and the sprayed water can be limited by the sealing plate to avoid water splashing. When scale occurs on the inner wall of the multi-media filter body, the cleaning component can be started to move up and down through the limit of the limit rod, and the cleaning component can be in contact with the inner wall of the multi-media filter body to brush off the scale on the inner wall of the multi-media filter body when moving up and down, and the scale after cleaning can be flushed by flushing the flushing component to separate it from the inner wall of the multi-media filter body. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structural diagram of the multi-media filter with self-cleaning function of the utility model;

[0018] Figure 2It is a cross-sectional view of the multi-media filter body in the utility model;

[0019] Figure 3 This is a schematic diagram of the connection between the multi-media filter body and the fixed disk in the utility model;

[0020] Figure 4 It is a structural schematic diagram of the flushing component in the utility model;

[0021] Figure 5 It is a structural schematic diagram of the cleaning component in the utility model.

[0022] In the figure, 1. multi-media filter body; 2. fixed plate; 3. filter cap; 4. limit rod; 5. sealing plate; 6. flushing assembly; 601. water pump; 602. water inlet pipe; 603. three-way pipe; 604. rotating nozzle; 7. reinforcement plate; 8. cleaning assembly; 801. connecting plate; 802. annular block; 803. cleaning brush; 804. adjusting telescopic rod; 9. discharge pipe; 10. support column; 11. guide hole; 12. feed pipe; 13. auxiliary hole; 14. auxiliary plate. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0024] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0025] See also Figure 1-5The utility model provides a technical solution: a multi-media filter with a self-cleaning function, comprising a multi-media filter body 1, a fixed plate 2 is fixedly connected to the inner wall of the multi-media filter body 1, a filter cap 3 is connected to the top of the fixed plate 2, a limit rod 4 is fixedly connected to the top of the fixed plate 2, a sealing plate 5 is fixedly connected to the top of the multi-media filter body 1, a flushing component 6 is fixedly connected to the top of the sealing plate 5, a reinforcing plate 7 is fixedly connected to the bottom of the sealing plate 5, the bottom of the reinforcing plate 7 is fixedly connected to the top of the limit rod 4, and a cleaning component 8 is slidably connected to the surface of the limit rod 4;

[0026] The flushing assembly 6 includes a water pump 601, the bottom of the water pump 601 is fixedly connected to the top of the sealing plate 5, the top of the water pump 601 is connected to a water inlet pipe 602, the surface of the water inlet pipe 602 is fixedly connected to the surface of the multi-media filter body 1, the output end of the water pump 601 is connected to a three-way pipe 603, the bottom of the three-way pipe 603 passes through the sealing plate 5 and the reinforcement plate 7, and extends to the bottom of the reinforcement plate 7, and the bottom of the three-way pipe 603 is connected to a rotating nozzle 604.

[0027] In this embodiment: by arranging a multi-media filter body 1, a fixed disk 2, a filter cap 3, a limit rod 4, a sealing plate 5, a flushing assembly 6, a reinforcement plate 7 and a cleaning assembly 8, waste water can be added to the multi-media filter body 1, so that the multi-media filter body 1 can filter the added waste water through the internal filter material, and through the connection between the fixed disk 2 and the filter cap 3, the filter cap 3 can guide the filtered waste water to the bottom of the multi-media filter body 1, and then when the multi-media filter body 1 needs to be cleaned, the flushing assembly 6 can be connected to the water source, and then by starting the flushing assembly 6, the flushing assembly 6 can guide water into the multi-media filter body 1, and through the effect of water pressure, the flushing assembly 6 can be made to flow in the multi-media filter body 1. The filter element 5 is used to clean the filter body 1, and the sealing plate 5 can be used to limit the sprayed water to prevent water from splashing out. When scale forms on the inner wall of the filter body 1, the cleaning component 8 can be started to move up and down through the limit rod 4. The cleaning component 8 is in contact with the inner wall of the filter body 1, so that the scale on the inner wall of the filter body 1 can be brushed off when the cleaning component 8 moves up and down. The scale can be flushed by the flushing component 6 to be separated from the inner wall of the filter body 1.

[0028] As a technical optimization solution of the utility model, the cleaning component 8 includes a connecting plate 801, the inner wall of the connecting plate 801 is slidably connected to the surface of the limiting rod 4, the surface of the connecting plate 801 is fixedly connected to a ring block 802, the surface of the ring block 802 is fixedly connected to a cleaning brush 803, the surface of the cleaning brush 803 contacts the inner wall of the multi-media filter body 1, the top of the connecting plate 801 is fixedly connected to an adjustable telescopic rod 804, the bottom of the adjustable telescopic rod 804 is fixedly connected to the top of the sealing plate 5, and the output end of the adjustable telescopic rod 804 passes through the top of the sealing plate 5 and is fixedly connected to the top of the connecting plate 801.

[0029] In this embodiment: by setting up the cleaning component 8, by starting the adjustable telescopic rod 804, the adjustable telescopic rod 804 can drive the connecting plate 801 to move under the fixation of the sealing plate 5, and through the connection between the connecting plate 801 and the annular block 802, when the connecting plate 801 moves, the annular block 802 can be driven to move, and then through the movement of the annular block 802, the annular block 802 can drive the cleaning brush 803 to move, and through the contact between the cleaning brush 803 and the inner wall of the multi-media filter body 1, the cleaning brush 803 cleans the inner wall of the multi-media filter body 1 when moving, and through the sliding connection between the connecting plate 801 and the limit rod 4, the sliding position of the connecting plate 801 will not be offset.

[0030] As a technical optimization solution of the utility model, the surface of the multi-media filter body 1 is connected with a discharge pipe 9 , two discharge pipes 9 are provided, and the other discharge pipe 9 is located at the bottom of the multi-media filter body 1 .

[0031] In this embodiment, by providing a discharge pipe 9 , the discharge pipe 9 can be connected with the multi-media filter body 1 , so that the discharge pipe 9 can be used to discharge the filter material and clean wastewater in the multi-media filter body 1 .

[0032] As a technical optimization solution of the present invention, the bottom of the multi-media filter body 1 is fixedly connected to the support columns 10 , and there are four support columns 10 in total, and the support columns 10 are evenly distributed at the bottom of the multi-media filter body 1 .

[0033] In this embodiment, by providing the support column 10 , the support column 10 can be connected to the multi-media filter body 1 , so that the support column 10 can support the multi-media filter body 1 , thereby improving the use stability of the multi-media filter body 1 .

[0034] As a technical optimization solution of the utility model, a guide hole 11 is opened at the top of the sealing plate 5, and the guide hole 11 passes through the top of the sealing plate 5 and extends to the bottom of the reinforcement plate 7. The inner wall of the guide hole 11 is fixedly connected to the surface of the three-way pipe 603.

[0035] In this embodiment: by providing the guide hole 11, the guide hole 11 can be connected to the three-way pipe 603, so that the guide hole 11 can assist in guiding the installation position of the three-way pipe 603 and fix the three-way pipe 603.

[0036] As a technical optimization solution of the present invention, a feed pipe 12 is provided on the top of the sealing plate 5 , and one end of the feed pipe 12 close to the sealing plate 5 passes through the top of the sealing plate 5 and extends to the bottom of the sealing plate 5 .

[0037] In this embodiment, by providing the feed pipe 12, the feed pipe 12 can be connected to the sealing plate 5, so that the feed pipe 12 can be used to assist in guiding the wastewater addition position.

[0038] As a technical optimization solution of the present invention, an auxiliary hole 13 is opened on the top of the connecting plate 801 , and there are two auxiliary holes 13 in total, and the inner wall of the auxiliary hole 13 contacts the surface of the limiting rod 4 .

[0039] In this embodiment: by setting the auxiliary hole 13, the auxiliary hole 13 can be in contact with the limiting rod 4, so that the auxiliary hole 13 can limit the sliding position of the connecting plate 801 through the limiting rod 4, thereby avoiding the sliding position of the connecting plate 801 from being offset.

[0040] As a technical optimization solution of the present invention, an auxiliary plate 14 is fixedly connected to the surface of the adjustable telescopic rod 804 , and the bottom of the auxiliary plate 14 is fixedly connected to the top of the sealing plate 5 .

[0041] In this embodiment: by providing the auxiliary plate 14, the auxiliary plate 14 can be connected to the adjustable telescopic rod 804, so that the auxiliary plate 14 can reinforce the adjustable telescopic rod 804 through the connection with the sealing plate 5, thereby improving the use stability of the adjustable telescopic rod 804.

[0042] Working principle: First, wastewater is added into the multi-media filter body 1, so that the multi-media filter body 1 can filter the added wastewater through the internal filter material, and through the connection between the fixed plate 2 and the filter cap 3, the filter cap 3 can guide the wastewater flowing out after filtration to the bottom of the multi-media filter body 1. After that, when the multi-media filter body 1 needs to be cleaned, the water pump 601 can be started, and the water pump 601 can pump water into the three-way pipe 603 through the water inlet pipe 602. When the water reaches the rotating nozzle 604 through the water pressure during water delivery, the rotating nozzle 604 can rotate and spray water onto the inner wall of the multi-media filter body 1, thereby cleaning the multi-media filter body 1. When scaling occurs on the inner wall of the multi-media filter body 1, the adjustable telescopic When the rod 804 is started, the adjustable telescopic rod 804 can drive the connecting plate 801 to move under the fixation of the sealing plate 5, and through the connection between the connecting plate 801 and the annular block 802, when the connecting plate 801 moves, the annular block 802 can be driven to move, and then through the movement of the annular block 802, the annular block 802 can drive the cleaning brush 803 to move, and through the contact between the cleaning brush 803 and the inner wall of the multi-media filter body 1, the cleaning brush 803 can clean the inner wall of the multi-media filter body 1 when moving, and then the scale after cleaning can be flushed by flushing the flushing component 6 to separate it from the inner wall of the multi-media filter body 1, and then the waste water can be discharged to the designated location through the discharge pipe 9, thereby completing the cleaning of the multi-media filter body 1.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A multi-media filter with a self-cleaning function, comprising a multi-media filter body (1), characterized in that: The inner wall of the multi-media filter body (1) is fixedly connected to a fixed disk (2), the top of the fixed disk (2) is connected to a filter cap (3), the top of the fixed disk (2) is fixedly connected to a limit rod (4), the top of the multi-media filter body (1) is fixedly connected to a sealing plate (5), the top of the sealing plate (5) is fixedly connected to a flushing assembly (6), the bottom of the sealing plate (5) is fixedly connected to a reinforcing plate (7), the bottom of the reinforcing plate (7) is fixedly connected to the top of the limit rod (4), and the surface of the limit rod (4) is slidably connected to a cleaning assembly (8); The flushing assembly (6) comprises a water pump (601), the bottom of the water pump (601) being fixedly connected to the top of the sealing plate (5), the top of the water pump (601) being connected to a water inlet pipe (602), the surface of the water inlet pipe (602) being fixedly connected to the surface of the multi-media filter body (1), the output end of the water pump (601) being connected to a three-way pipe (603), the bottom of the three-way pipe (603) passing through the sealing plate (5) and the reinforcement plate (7) and extending to the bottom of the reinforcement plate (7), and the bottom of the three-way pipe (603) being connected to a rotating nozzle (604).

2. The multi-media filter with self-cleaning function according to claim 1, characterized in that: The cleaning assembly (8) comprises a connecting plate (801), the inner wall of the connecting plate (801) being slidably connected to the surface of the limiting rod (4), the surface of the connecting plate (801) being fixedly connected to an annular block (802), the surface of the annular block (802) being fixedly connected to a cleaning brush (803), the surface of the cleaning brush (803) being in contact with the inner wall of the multi-media filter body (1), the top of the connecting plate (801) being fixedly connected to an adjustable telescopic rod (804), the bottom of the adjustable telescopic rod (804) being fixedly connected to the top of the sealing plate (5), and the output end of the adjustable telescopic rod (804) passing through the top of the sealing plate (5) and being fixedly connected to the top of the connecting plate (801).

3. The multi-media filter with self-cleaning function according to claim 1, characterized in that: The surface of the multi-media filter body (1) is connected to a discharge pipe (9), two discharge pipes (9) are provided, and the other discharge pipe (9) is located at the bottom of the multi-media filter body (1).

4. The multi-media filter with self-cleaning function according to claim 1, characterized in that: The bottom of the multi-media filter body (1) is fixedly connected to a support column (10), and a total of four support columns (10) are provided, and the support columns (10) are evenly distributed at the bottom of the multi-media filter body (1).

5. The multi-media filter with self-cleaning function according to claim 1, characterized in that: A guide hole (11) is provided at the top of the sealing plate (5), the guide hole (11) passes through the top of the sealing plate (5) and extends to the bottom of the reinforcing plate (7), and the inner wall of the guide hole (11) is fixedly connected to the surface of the three-way pipe (603).

6. The multi-media filter with self-cleaning function according to claim 1, characterized in that: A feed pipe (12) is provided at the top of the sealing plate (5); one end of the feed pipe (12) close to the sealing plate (5) penetrates the top of the sealing plate (5) and extends to the bottom of the sealing plate (5).

7. The multi-media filter with self-cleaning function according to claim 2, characterized in that: An auxiliary hole (13) is provided at the top of the connecting plate (801), two auxiliary holes (13) are provided in total, and the inner walls of the auxiliary holes (13) are in contact with the surface of the limiting rod (4).

8. The multi-media filter with self-cleaning function according to claim 2, characterized in that: An auxiliary plate (14) is fixedly connected to the surface of the adjustable telescopic rod (804), and the bottom of the auxiliary plate (14) is fixedly connected to the top of the sealing plate (5).

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