A multi-stage filtering sewage treatment and recycling device

Abstract

This utility model relates to the field of wastewater treatment technology and discloses a multi-stage filtration wastewater treatment and reuse device. The device comprises three sections: a three-stage filtration system located on the upper left of a water tank; a switching motor located on the upper left of the tank's annular wall; the switching motor connected to the middle of the three sections via a shaft; doors located on the outer sides of the sections; a first-stage filter screen positioned between the three sections; a filter cartridge fixed to the left side of the tank's inner bottom plate by a bracket, with a second-stage filter screen fixed inside the cartridge, the second-stage filter screen having a smaller mesh diameter than the first-stage filter screen; a filter fixed to the right side of the tank's inner bottom plate, located to the right of the filter cartridge; a second-stage water pump fixed to the upper right of the tank's annular wall; and a fourth-stage water pump connected to the filter via a fourth-stage outlet pipe. Filter screen switching can be completed without stopping the machine, improving the continuity of wastewater treatment. The multi-stage filtration design effectively intercepts impurities, resulting in a more stable filtration effect, facilitating wastewater reuse, and enhancing practicality.

Description

Technical Field

[0001] This utility model relates to the field of wastewater treatment technology, specifically to a wastewater treatment and recycling device with multi-stage filtration. Background Technology

[0002] Traditional wastewater treatment devices mostly employ single-stage filtration structures, which are prone to filter clogging, requiring frequent shutdowns for replacement or cleaning, thus affecting treatment efficiency. While some multi-stage filtration devices can improve filtration efficiency, the filter screens are inconvenient to clean, and existing devices require shutdown for filter screen replacement, making continuous operation impossible and reducing wastewater treatment efficiency. Therefore, a wastewater treatment and reuse device with multi-stage filtration is proposed. Utility Model Content

[0003] The purpose of this invention is to address the shortcomings and deficiencies of existing technologies by providing a wastewater treatment and recycling device with multi-stage filtration, which allows for filter switching without shutdown, thus improving the continuity of wastewater treatment. Through the multi-stage filtration design, impurities are effectively intercepted, resulting in a more stable filtration effect, facilitating wastewater regeneration, and enhancing practicality.

[0004] To achieve the above objectives, the present invention adopts the following technical solution: it includes a water tank;

[0005] It also includes:

[0006] The three-part plate is located at the upper left of the water tank;

[0007] The conversion motor is located on the upper left side of the annular wall of the water tank; the conversion motor is connected to an external power source; the conversion motor is connected to the middle of the three-part plate via a shaft;

[0008] The door body, there are three doors, and they are respectively located on the outer side between the three panels;

[0009] The number of No. 1 filters is three, and they are respectively set between the intervals of the three-part plate;

[0010] The filter cartridge is fixed to the left side of the inner bottom plate of the water tank by a bracket. A second filter screen is fixed inside the filter cartridge. The mesh diameter of the second filter screen is smaller than that of the first filter screen.

[0011] The filter is fixed to the right side of the inner bottom plate of the water tank, and the filter is located on the right side of the filter cartridge;

[0012] A connecting pipe, one end of which is inserted into the filter cartridge, and the other end of which is connected to the bottom of the filter.

[0013] The second water pump is fixed on the upper right side of the ring wall of the water tank and is connected to an external power source. The outlet of the second water pump is connected to the next process. The inlet of the second water pump is connected to the filter through the fourth outlet pipe.

[0014] Preferably, the bottom of the three-section plate is connected to a slider, and the bottom of the slider is provided with an annular slide rail, which is fixed to the water tank.

[0015] Preferably, the feed hopper is located above the three-section plate, and the feed hopper is connected to the water tank via a rod.

[0016] Preferably, the conversion motor is equipped with a waterproof cover, and the bottom of the waterproof cover is fixed to the water tank by a bracket.

[0017] Preferably, water outlets are fixed at the bottom between the three-part panel and the door, with the rightmost water outlet located above the water tank.

[0018] Preferably, a No. 1 water pump is fixed at the top of the filter cartridge, and the inlet end of the No. 1 water pump is connected to an external water source; the outlet end of the No. 1 water pump is connected to a No. 1 outlet pipe, which passes through the filter cartridge; a No. 2 outlet pipe is screwed onto the bottom of the No. 1 outlet pipe; a No. 1 gear is fitted onto the upper end of the No. 2 outlet pipe, and the left side of the No. 1 gear meshes with the No. 2 gear; a rotating motor is fixed on the filter cartridge and connected to an external power source; the output shaft of the rotating motor passes through the filter cartridge and is connected to the No. 2 gear; a No. 3 outlet pipe is connected through the bottom of the No. 2 outlet pipe, which is located above the No. 2 filter screen; several nozzles are connected through the bottom of the No. 3 outlet pipe, and the nozzles on the left and right sides are asymmetrically arranged.

[0019] Compared with the prior art, the beneficial effects of this utility model are:

[0020] 1. The structure of three-section plate and No. 1 filter screen can be used to switch the filter screen without stopping the machine, thus improving the continuity of sewage treatment;

[0021] 2. Through multi-stage filtration design, impurities are effectively intercepted, the filtration effect is more stable, wastewater regeneration is facilitated, and practicality is improved. Attached Figure Description

[0022] Figure 1 This is the southwest isometric view of this utility model.

[0023] Figure 2 yes Figure 1 Enlarged view of part A in the image.

[0024] Figure 3 This is a schematic diagram of the structure of the door when it is opened in this utility model.

[0025] Figure 4 This is a cross-sectional view of the waterproof cover in this utility model.

[0026] Figure 5 This is a cross-sectional view of the filter cartridge in this utility model.

[0027] Explanation of reference numerals in the attached figures:

[0028] 1. Water tank; 2. Three-section plate; 3. Slider; 4. Circular slide rail; 5. Feed hopper; 6. Conversion motor; 7. Waterproof cover; 8. Door; 9. Water outlet hopper; 10. Filter screen No. 1; 11. Filter cartridge; 12. Filter screen No. 2; 13. Water pump No. 1; 14. Water outlet pipe No. 2; 15. Gear No. 1; 16. Gear No. 2; 17. Water outlet pipe No. 3; 18. Nozzle; 19. Filter; 20. Connecting pipe; 21. Water pump No. 2; 22. Water outlet pipe No. 4; 23. Rotating motor; 24. Detailed Implementation

[0029] The technical solutions of this utility model will be clearly and completely described below with reference to the accompanying drawings. The preferred embodiments described are only examples. All other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0030] The specific implementation method adopts the following technical solution:

[0031] Please see Figure 1-5 This embodiment includes a water tank 1;

[0032] It also includes:

[0033] The three-part plate 2 is located on the upper left side of the water tank 1; the bottom of the three-part plate 2 is connected to a slider 3 by a rod, and the bottom of the slider 3 is provided with a circular slide rail 4, which is fixed on the water tank 1.

[0034] The feed hopper 5 is located above the three-part plate 2 and is connected to the water tank 1 by a rod.

[0035] The conversion motor 6 is located on the upper left side of the ring wall of the water tank 1. The conversion motor 6 is connected to an external power source. The specific model of the conversion motor 6 is purchased and installed directly from the market according to actual usage requirements. The conversion motor 6 is connected to the middle of the three-part plate 2 through a shaft. The conversion motor 6 is equipped with a waterproof cover 7, and the bottom of the waterproof cover 7 is fixed to the water tank 1 through a bracket.

[0036] There are three door bodies 8, which are respectively located on the outer side between the three-part plates 2; water outlet 9 is fixed at the bottom between the three-part plates 2 and the door bodies 8, and the water outlet 9 located on the far right is located above the water tank 1.

[0037] There are three No. 1 filters 10, and they are respectively arranged between the intervals of the three-part plate 2.

[0038] A filter cartridge 11 is fixed to the left side of the inner bottom plate of the water tank 1 by a bracket. A second filter screen 12 is fixed inside the filter cartridge 11, and the mesh diameter of the second filter screen 12 is smaller than that of the first filter screen 10. A first water pump 13 is fixed to the top of the filter cartridge 11, and the inlet end of the first water pump 13 is connected to an external water source. A first water outlet pipe 14 is connected to the outlet end of the first water pump 13 and passes through the filter cartridge 11. A second water outlet pipe 15 is screwed onto the bottom of the first water outlet pipe 14 via a bearing. A first gear 16 is fitted onto the upper end of the second water outlet pipe 15. The left side of 16 is engaged with the second gear 17; the rotating motor 24 is fixed on the filter cylinder 11 and is connected to an external power source. The specific model of the rotating motor 24 is purchased and installed directly from the market according to the actual usage requirements; the output shaft of the rotating motor 24 is screwed through the filter cylinder 11 and connected to the second gear 17 via a shaft and bearing; the bottom of the second water outlet pipe 15 is connected to the third water outlet pipe 18, which is located above the second filter screen 12. Several nozzles 19 are connected to the bottom of the third water outlet pipe 18, and the left and right nozzles 19 are asymmetrically arranged.

[0039] The filter 20 is fixed to the right side of the inner bottom plate of the water tank 1 and is located on the right side of the filter cartridge 11.

[0040] A connecting pipe 21, one end of which passes through the filter cartridge 11, and the other end of which is connected to the bottom of the filter 20.

[0041] The second water pump 22 is fixed to the upper right side of the ring wall of the water tank 1. The second water pump 22 is connected to an external power source. The specific model of the second water pump 22 is purchased and installed directly from the market according to actual usage requirements. The outlet end of the second water pump 22 is connected to the next process. The inlet end of the second water pump 22 is connected to the filter 20 through the fourth outlet pipe 23.

[0042] When using this utility model, water enters from the feed hopper 5, passes through one gap of the three-part plate 2, is filtered by the first filter screen 10, and falls into the water tank 1 through the water outlet hopper 9. Water is pre-stored in the filter cylinder 11 and the filter 20. The second water pump 22 is started, and the water in the water tank 1 is drawn out through the filter 20 and the filter cylinder 11. The second filter screen 12 further intercepts impurities, and the second filter screen 12 under this structure is not easy to clog. The water is then filtered again through the filter 20 and drawn out by the second water pump 22, completing multi-stage filtration.

[0043] After a certain period of use, start the conversion motor 6 to make the three-part plate 2 rotate, so that the clean No. 1 filter screen 10 faces the feed hopper 5 and the No. 1 filter screen 10 is replaced without stopping the machine. Open the corresponding door 8 to clean the impurities on the No. 1 filter screen 10.

[0044] Regularly start the No. 1 water pump 13 and the rotating motor 24. The No. 1 water pump 13 introduces external water and sprays it out through the nozzle 19. The rotating motor 24 causes the No. 2 gear 17 and the No. 1 gear 16 to rotate, causing several nozzles 19 to rotate and backwash the No. 2 filter screen 12 to prevent the No. 2 filter screen 12 from clogging. At the same time, clean the bottom of the water tank 1 regularly.

[0045] Compared with the prior art, the beneficial effects of this utility model are:

[0046] 1. The system adopts a structure that combines three plates 2 with filter screen 10. The automatic replacement of filter screen 10 is achieved through the switching motor 6. The filter screen can be switched without stopping the machine, thus improving the continuity of sewage treatment.

[0047] 2. Through the multi-stage filtration design of No. 2 filter screen 12, filter 20 and filter cartridge 11, impurities are effectively intercepted, the filtration effect is more stable, and it is easy to realize wastewater regeneration.

[0048] 3. Install water pump 13, nozzle 19 and rotating motor 24 to regularly backwash filter screen 12 to prevent clogging and extend its service life.

[0049] 4. The design of regularly cleaning the bottom of water tank 1 can prevent the accumulation of impurities from affecting water quality and ensure the long-term efficient operation of the filtration system.

[0050] For those skilled in the art, modifications can be made to the technical solutions described in the foregoing embodiments, and equivalent substitutions can be made to some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A wastewater treatment and reuse device with multi-stage filtration, comprising a water tank (1); Its features are, It also includes: The three-part plate (2) is located on the upper left side of the water tank (1); The conversion motor (6) is located on the upper left side of the ring wall of the water tank (1); the conversion motor (6) is connected to an external power source; the conversion motor (6) is connected to the middle of the three-part plate (2) through a shaft; The number of door bodies (8) is three, and they are respectively located on the outer side between the three-part plates (2); There are three No. 1 filters (10), and they are respectively located between the intervals of the three-part plate (2); The filter cartridge (11) is fixed to the left side of the inner bottom plate of the water tank (1) by a bracket. A second filter screen (12) is fixed inside the filter cartridge (11). The mesh diameter of the second filter screen (12) is smaller than that of the first filter screen (10). The filter (20) is fixed on the right side of the inner bottom plate of the water tank (1) and is located on the right side of the filter cylinder (11). A connecting pipe (21) is provided, one end of which is inserted into the filter cartridge (11), and the other end of which is connected to the bottom of the filter (20). The second water pump (22) is fixed on the upper right side of the ring wall of the water tank (1) and is connected to an external power source. The outlet of the second water pump (22) is connected to the next process. The inlet of the second water pump (22) is connected to the filter (20) through the fourth outlet pipe (23).

2. The wastewater treatment and reuse device with multi-stage filtration as described in claim 1, characterized in that: The bottom of the three-section plate (2) is connected to a slider (3), and the bottom of the slider (3) is provided with a circular slide rail (4), which is fixed on the water tank (1).

3. A wastewater treatment and reuse device with multi-stage filtration as described in claim 1, characterized in that: The feed hopper (5) is located above the three-section plate (2), and the feed hopper (5) is connected to the water tank (1) by a rod.

4. A wastewater treatment and reuse device with multi-stage filtration as described in claim 1, characterized in that: The converter motor (6) is equipped with a waterproof cover (7), and the bottom of the waterproof cover (7) is fixed to the water tank (1) by a bracket.

5. A wastewater treatment and reuse device with multi-stage filtration as described in claim 1, characterized in that: Water outlets (9) are fixed at the bottom between the three-part plate (2) and the door (8), with the rightmost water outlet (9) located above the water tank (1).

6. A wastewater treatment and reuse device with multi-stage filtration as described in claim 1, characterized in that: A No. 1 water pump (13) is fixed at the top of the filter cartridge (11). The inlet end of the No. 1 water pump (13) is connected to an external water source. The outlet end of the No. 1 water pump (13) is connected to a No. 1 outlet pipe (14). The No. 1 outlet pipe (14) is inserted into the filter cartridge (11). A No. 2 outlet pipe (15) is screwed onto the bottom of the No. 1 outlet pipe (14). A No. 1 gear (16) is fitted onto the upper end of the No. 2 outlet pipe (15). A No. 2 gear (17) meshes with the left side of the No. 1 gear (16). The motor (24) is fixed on the filter cylinder (11), and the rotating motor (24) is connected to an external power source. The output shaft of the rotating motor (24) is connected to the second gear (17) after passing through the filter cylinder (11). The bottom of the second water outlet pipe (15) is connected to the third water outlet pipe (18), which is located above the second filter screen (12). The bottom of the third water outlet pipe (18) is connected to several nozzles (19), and the left and right nozzles (19) are asymmetrically arranged.

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