Wastewater treatment device and wastewater treatment method

Abstract

The present invention discloses a wastewater treatment device and a wastewater treatment method, belonging to the technical field of wastewater purification equipment, including a filter box, the bottom of the filter box is connected to a clean water pipe, the inner wall of the other side of the filter box is connected to a slag box, the inner side of the filter box is installed with a filter mechanism located between the raw water pipe and the slag box, the filter mechanism includes a motor installed on the outer wall of the filter box, the output end of the motor is connected to a runner, a plurality of evenly distributed filter plates are installed on the outer wall of the runner, the bottom surface of the slag box is an inclined surface, and a scraper is movably installed on the bottom surface of the slag box. The present invention sets the filter mechanism, the motor drives the runner to rotate, so that the filter plate periodically passes through the raw water pipe, the wastewater transported by the raw water pipe is filtered by the filter plate and discharged from the clean water pipe, the filtered impurities adhere to the filter plate and continue to rotate to the slag box, are scraped off by the scraper, and are discharged from the slag box, and the filter screen can be automatically cleaned to prevent clogging.

Description

Technical Field

[0001] The invention relates to a wastewater treatment device and a wastewater treatment method, belonging to the technical field of wastewater purification equipment. Background Art

[0002] In order to save water resources and achieve energy conservation and environmental protection, wastewater is generally purified and then reused. Wastewater purification requires the use of a wastewater treatment device, which is a facility for removing suspended matter in wastewater and can be used for the pretreatment or final treatment of wastewater.

[0003] Impurities filtered by existing wastewater treatment devices will accumulate on the filter. After running for a period of time, the accumulated impurities will clog the filter, thereby reducing the service life of the filter. When the filter needs to be cleaned, it is necessary to manually remove the filter from the main body, which is time-consuming, laborious and inefficient.

[0004] Therefore, the present invention proposes a new solution. Summary of the invention

[0005] The main purpose of the present invention is to provide a wastewater treatment device in order to solve the deficiencies of the prior art.

[0006] The purpose of the present invention can be achieved by adopting the following technical solutions:

[0007] A wastewater treatment device comprises a filter box, a raw water pipe is connected to the side wall of one side of the filter box, a clean water pipe is connected to the bottom of the filter box, a slag box is connected to the inner wall of the other side of the filter box, a filter mechanism located between the raw water pipe and the slag box is installed on the inner side of the filter box, the filter mechanism comprises a motor installed on the outer wall of the filter box, a runner is connected to the output end of the motor, a plurality of evenly distributed filter plates are installed on the outer wall of the runner, the bottom surface of the slag box is an inclined surface, and a scraper is movably installed on the bottom surface of the slag box.

[0008] Preferably, a plurality of mounting grooves are provided on the outer wall of the rotating wheel, the filter plate is rotatably mounted on the inner side of the mounting groove by a rotating rod, a torsion spring is installed on the outer wall of the rotating rod, and the torsion spring can make the filter plate parallel to the bottom surface of the mounting groove.

[0009] Preferably, both ends of the mounting groove are provided with rotation holes that cooperate with the rotation rod, and one side of the filter plate is fixedly connected with a rotating drum that cooperates with the rotation rod.

[0010] Preferably, a baffle is connected to the top of the filter plate.

[0011] Preferably, the bottom of the scraper is fixedly connected to a first connecting plate that passes through the slag box, the bottom of the slag box is fixedly connected to a second connecting plate, the side wall of the second connecting plate is connected to a limiting rod that passes through the first connecting plate and is parallel to the bottom surface of the slag box, and the outer wall of the limiting rod is installed with a spring located between the first connecting plate and the second connecting plate.

[0012] Preferably, a limiting hole cooperating with the limiting rod is formed on the first connecting plate.

[0013] Preferably, a sliding groove slidably matched with the first connecting plate is provided on the bottom surface of the slag box.

[0014] Preferably, a collecting box located below the slag discharge box is connected to the side wall of the filter box, and a filter frame is installed inside the collecting box.

[0015] Preferably, a downpipe is connected between the bottom of the collecting box and the filtering box, and a hanging ear overlapped on the top of the collecting box is connected to the top of the filtering frame.

[0016] A wastewater treatment method for a wastewater treatment device, comprising:

[0017] Step 1: Connect the raw water pipe of the device to the wastewater, the raw water pipe transports the wastewater to the filter box, start the motor to drive the wheel to rotate, so that the filter plate periodically passes through the raw water pipe;

[0018] Step 2: The wastewater is flushed onto the filter plate, filtered through the filter plate and then discharged from the clean water pipe, and the filtered impurities are attached to the filter plate;

[0019] Step 3: The motor drives the wheel to continue rotating until the filter plate moves to the slag box, and the impurities on the filter plate are scraped off by the scraper and discharged from the slag box into the collection box;

[0020] Step 4: The filter frame further controls the scraped impurities, and the controlled water flows back into the filter box from the sewer pipe. The impurities in the filter frame are collected and finally taken out of the filter frame for processing.

[0021] Beneficial technical effects of the present invention: According to the wastewater treatment device of the present invention, through the setting of the filtering mechanism, the motor drives the wheel to rotate, so that the filter plate periodically passes through the raw water pipe, and the wastewater transported by the raw water pipe is filtered by the filter plate and discharged from the clean water pipe. The filtered impurities adhere to the filter plate and continue to rotate to the slag box, are scraped off by the scraper, and are discharged from the slag box. The filter screen can be automatically cleaned to prevent blockage, save manpower, and there is no need to stop the machine to clean the filter screen, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1A cross-sectional view of the overall structure of a preferred embodiment provided according to the present invention;

[0023] Figure 2 It is a schematic diagram of the overall structure of a preferred embodiment provided according to the present invention;

[0024] Figure 3 A structural diagram of a filter box according to a preferred embodiment of the present invention;

[0025] Figure 4 A structural exploded view of a filter mechanism according to a preferred embodiment of the present invention;

[0026] Figure 5 A schematic diagram of a scraper structure according to a preferred embodiment of the present invention;

[0027] Figure 6 The figure is a schematic diagram of the filter frame structure according to a preferred embodiment of the present invention.

[0028] In the figure: 1. filter box; 2. raw water pipe; 3. clean water pipe; 4. slag box; 5. motor; 6. impeller; 7. filter plate; 8. scraper; 9. mounting groove; 10. rotating rod; 11. torsion spring; 12. rotating hole; 13. rotating drum; 14. baffle; 15. first connecting plate; 16. second connecting plate; 17. limiting rod; 18. spring; 19. limiting hole; 20. slide; 21. collecting box; 22. filter frame; 23. sewer pipe; 24. hanging ear. DETAILED DESCRIPTION

[0029] In order to make the technical solution of the present invention more clear and specific to those skilled in the art, the present invention is further described in detail below in conjunction with embodiments and drawings, but the implementation manner of the present invention is not limited thereto.

[0030] like Figure 1-Figure 6As shown, the wastewater treatment device provided in this embodiment includes a filter box 1, a raw water pipe 2 is connected to the side wall of one side of the filter box 1, a clean water pipe 3 is connected to the bottom of the filter box 1, a slag box 4 is connected to the inner wall of the other side of the filter box 1, a filtering mechanism located between the raw water pipe 2 and the slag box 4 is installed on the inner side of the filter box 1, the filtering mechanism includes a motor 5 installed on the outer wall of the filter box 1, the output end of the motor 5 is connected to a runner 6, a plurality of evenly distributed filter plates 7 are installed on the outer wall of the runner 6, the bottom surface of the slag box 4 is an inclined surface, and a scraper 8 is movably installed on the bottom surface of the slag box 4. Through the setting of the filtering mechanism, the motor 5 drives the wheel 6 to rotate, so that the filter plate 7 periodically passes through the raw water pipe 2. The waste water transported by the raw water pipe 2 is filtered by the filter plate 7 and then discharged from the clean water pipe 3. The filtered impurities adhere to the filter plate 7 and continue to rotate to the slag box 4, are scraped off by the scraper 8, and are discharged from the slag box 4. The filter screen can be automatically cleaned to prevent blockage, save manpower, and do not need to stop the machine to clean the filter screen, thereby improving work efficiency.

[0031] In this embodiment, if Figure 1 , Figure 2 and Figure 4 As shown, a plurality of mounting grooves 9 are provided on the outer wall of the rotating wheel 6, and the filter plate 7 is rotatably installed on the inner side of the mounting groove 9 by means of a rotating rod 10. A torsion spring 11 is installed on the outer wall of the rotating rod 10, and the torsion spring 11 can make the filter plate 7 parallel to the bottom surface of the mounting groove 9. Both ends of the mounting groove 9 are provided with rotating holes 12 that cooperate with the rotating rod 10. A rotating drum 13 that cooperates with the rotating rod 10 is fixedly connected to one side of the filter plate 7, and a baffle 14 is connected to the top of the filter plate 7. Through the setting of the torsion spring 11, the torsion spring 11 can make the filter plate 7 parallel to the bottom surface of the mounting groove 9, thereby ensuring the filtering effect, and through the setting of the torsion spring 11, when the scraper 8 cleans the filter plate 7, it can be reversed to a certain extent, thereby ensuring the cleaning effect, and through the setting of the baffle 14, waste water is prevented from directly rushing out of the filter plate 7, thereby improving the filtering efficiency.

[0032] In this embodiment, if Figure 1 , Figure 3 and Figure 5 As shown, the bottom of the scraper 8 is fixedly connected with a first connecting plate 15 that passes through the slag box 4, the bottom of the slag box 4 is fixedly connected with a second connecting plate 16, the side wall of the second connecting plate 16 is connected with a limiting rod 17 that passes through the first connecting plate 15 and is parallel to the bottom surface of the slag box 4, the outer wall of the limiting rod 17 is installed with a spring 18 located between the first connecting plate 15 and the second connecting plate 16, the first connecting plate 15 is provided with a limiting hole 19 that cooperates with the limiting rod 17, and the bottom surface of the slag box 4 is provided with a chute 20 that slidably cooperates with the first connecting plate 15. Through the arrangement of the limiting rod 17, the spring 18 and the limiting hole 19, when the scraper 8 cleans the filter plate 7, the scraper 8 can compress the spring 18 to move to prevent the filter plate 7 from being scratched.

[0033] In this embodiment, if Figure 1 , Figure 3 and Figure 6 As shown, the side wall of the filter box 1 is connected to a collecting box 21 located below the slag box 4, a filter frame 22 is installed inside the collecting box 21, a downpipe 23 is connected between the bottom of the collecting box 21 and the filter box 1, and the top of the filter frame 22 is connected to a hanging ear 24 overlapped on the top of the collecting box 21. Through the arrangement of the collecting box 21, the filter frame 22 and the downpipe 23, the filtered impurities can be further controlled, and the controlled water flows back into the filter box 1 from the downpipe 23. Through the arrangement of the hanging ear 24, the filter frame 22 can be conveniently taken out for cleaning.

[0034] A wastewater treatment method for a wastewater treatment device, comprising:

[0035] Step 1: connect the raw water pipe 2 of the device to the waste water, the raw water pipe 2 transports the waste water to the filter box 1, start the motor 5 to drive the wheel 6 to rotate, so that the filter plate 7 periodically passes through the raw water pipe 2;

[0036] Step 2: The waste water is flushed onto the filter plate 7, and is discharged from the clean water pipe 3 after being filtered by the filter plate 7, and the filtered impurities are attached to the filter plate 7;

[0037] Step 3: The motor 5 drives the rotating wheel 6 to continue rotating until the filter plate 7 moves to the slag box 4, and the impurities on the filter plate 7 are scraped off by the scraper 8 and discharged from the slag box 4 into the collection box 21;

[0038] Step 4: The filter frame 22 further controls the scraped impurities, and the controlled water flows back into the filter box 1 from the downpipe 23, and the impurities in the filter frame 22 are collected and finally taken out of the filter frame 22 for processing

[0039] In this embodiment, if Figure 1-Figure 6 As shown, the working process of a wastewater treatment device provided in this embodiment is as follows:

[0040] The motor 5 drives the wheel 6 to rotate, so that the filter plate 7 periodically passes through the raw water pipe 2. The waste water transported by the raw water pipe 2 rushes on the filter plate 7, is filtered by the filter plate 7 and discharged from the clean water pipe 3. The filtered impurities adhere to the filter plate 7 and continue to rotate to the slag box 4, are scraped off by the scraper 8, and are discharged from the slag box 4 to the collection box 21. The filter frame 22 can further control the filtered impurities. The controlled water flows back into the filter box 1 from the downpipe 23. The impurities in the filter frame 22 are collected and taken out of the filter frame 22 for treatment.

[0041] The above description is only a further embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solutions and concepts of the present invention within the scope disclosed by the present invention, which belong to the protection scope of the present invention.

Claims

1. A wastewater treatment device, comprising a filter box (1), a raw water pipe (2) being connected to a side wall of one side of the filter box (1), and a clean water pipe (3) being connected to the bottom of the filter box (1), characterized in that: A slag box (4) is connected to the inner wall of the other side of the filter box (1); a filtering mechanism located between the raw water pipe (2) and the slag box (4) is installed on the inner side of the filter box (1); the filtering mechanism comprises a motor (5) installed on the outer wall of the filter box (1); the output end of the motor (5) is connected to a rotating wheel (6); a plurality of evenly distributed filtering plates (7) are installed on the outer wall of the rotating wheel (6); the bottom surface of the slag box (4) is an inclined surface; a scraper (8) is movably installed on the bottom surface of the slag box (4).

2. A wastewater treatment device according to claim 1, characterized in that: A plurality of mounting grooves (9) are provided on the outer wall of the rotating wheel (6); the filter plate (7) is rotatably mounted on the inner side of the mounting groove (9) via a rotating rod (10); a torsion spring (11) is mounted on the outer wall of the rotating rod (10); the torsion spring (11) can make the filter plate (7) parallel to the bottom surface of the mounting groove (9).

3. A wastewater treatment device according to claim 2, characterized in that: Both ends of the installation groove (9) are provided with rotation holes (12) that cooperate with the rotation rod (10), and one side of the filter plate (7) is fixedly connected with a rotation cylinder (13) that cooperates with the rotation rod (10).

4. A wastewater treatment device according to claim 1, characterized in that: A baffle (14) is connected to the top of the filter plate (7).

5. A wastewater treatment device according to claim 1, characterized in that: The bottom of the scraper (8) is fixedly connected to a first connecting plate (15) penetrating the slag box (4); the bottom of the slag box (4) is fixedly connected to a second connecting plate (16); a limiting rod (17) penetrating the first connecting plate (15) and parallel to the bottom surface of the slag box (4) is connected to the side wall of the second connecting plate (16); a spring (18) located between the first connecting plate (15) and the second connecting plate (16) is installed on the outer wall of the limiting rod (17).

6. A wastewater treatment device according to claim 5, characterized in that: The first connecting plate (15) is provided with a limiting hole (19) which cooperates with the limiting rod (17).

7. A wastewater treatment device according to claim 5, characterized in that: The bottom surface of the slag box (4) is provided with a sliding groove (20) which is slidably matched with the first connecting plate (15).

8. A wastewater treatment device according to claim 1, characterized in that: A collecting box (21) located below the slag discharge box (4) is connected to the side wall of the filtering box (1), and a filtering frame (22) is installed inside the collecting box (21).

9. A wastewater treatment device according to claim 8, characterized in that: A downpipe (23) is connected between the bottom of the collection box (21) and the filter box (1), and a hanging ear (24) overlapped on the top of the collection box (21) is connected to the top of the filter frame (22).

10. A wastewater treatment method for a wastewater treatment device, characterized in that: include: Step 1: connect the raw water pipe (2) of the device to waste water, the raw water pipe (2) transports waste water to the filter box (1), start the motor (5) to drive the wheel (6) to rotate, so that the filter plate (7) periodically passes through the raw water pipe (2); Step 2: the waste water is flushed onto the filter plate (7), filtered by the filter plate (7) and then discharged from the clean water pipe (3), and the filtered impurities are attached to the filter plate (7); Step 3: The motor (5) drives the rotating wheel (6) to continue rotating until the filter plate (7) moves to the slag discharge box (4), and the impurities on the filter plate (7) are scraped off by the scraper (8) and discharged from the slag discharge box (4) into the collection box (21); Step 4: The filter frame (22) further controls the scraped impurities, and the controlled water flows back into the filter box (1) from the downpipe (23), and the impurities in the filter frame (22) are collected and finally taken out of the filter frame (22) for processing.

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