A decentralized sewage treatment device

Abstract

The utility model discloses a decentralized sewage treatment device, including a sewage treatment box, a water inlet, a support frame, and a water outlet. A filter plate is fixed at a position near the top of the sewage treatment box, a fixed box is fixed at a position near the top of the inner wall of the sewage treatment box on both sides, and a slag discharge port is installed on the other side of the back end of the sewage treatment box. The utility model fixes the fixed box on both sides of the sewage treatment box, and the threaded rod and the threaded block cooperate with each other to move forward and backward. At the same time, the guide rod and the guide sleeve on the side cooperate to guide. Under the connection of the guide column, the purpose of adjusting the cleaning plate forward and backward is achieved. When sewage is treated, it is first filtered through the filter plate, and then the cleaning plate can clean the blockage above the filter plate, and the blockage can be discharged at the position of the slag discharge port after cleaning, so that the blockage treatment and discharge work is better completed during the work process, so that the overall cleaning ability is better improved during the work process.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a decentralized sewage treatment device. Background Art

[0002] Sewage refers to the polluted water discharged from life and production, and a large range of sewage is the water used in life. In order to improve the treatment effect of sewage, a variety of sewage treatment methods are gradually being used, such as decentralized sewage treatment, which is a biofilm sewage treatment process;

[0003] Based on the decentralized sewage treatment method, sewage flows from top to bottom through the gaps in the filter material with rich biofilm. When it is in full contact with the microorganisms in the biofilm, the pollutants in the sewage are adsorbed and degraded by the microorganisms, thereby purifying the sewage. Filter plates are used in this process. At this time, if sludge or lumps accumulate at the filter plate position, flow blockage is likely to occur, which can directly affect the subsequent flow effect. Utility Model Content

[0004] The utility model aims to provide a decentralized sewage treatment device to solve the problem in the above background technology that if sludge or block accumulation occurs at the filter plate position, flow blockage may occur, which may directly affect the subsequent flow effect.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a decentralized sewage treatment device, comprising a sewage treatment box, a water inlet, a support frame, and a water outlet, a filter plate is fixed at a position near the top of the sewage treatment box, fixed boxes are fixed at positions near the top of the inner wall of the sewage treatment box on both sides, a strip groove is opened inside one side of the fixed box, a guide rod is installed inside one of the fixed boxes, a threaded rod is installed inside the other fixed box, the outer wall of the threaded rod is connected to a threaded block, the outer wall of the guide rod is connected to a guide sleeve, a cleaning plate is fixed between the guide sleeve and the threaded block, a servo motor is installed on one side of the back end of the sewage treatment box, and a slag discharge port is installed on the other side of the back end of the sewage treatment box.

[0006] Preferably, the slag discharge port is communicated with the interior of the sewage treatment tank, and the fixed boxes are symmetrically distributed about the central axis of the sewage treatment tank.

[0007] Preferably, guide posts are fixed on both sides of the cleaning plate, the size of the guide posts is smaller than the inner diameter of the strip groove, and a threaded connection is formed between the threaded rod and the threaded block.

[0008] Preferably, one side of the guide column is fixed to one side of the threaded block, and one side of the other guide column is fixed to one side of the guide sleeve.

[0009] Preferably, a fixed plate is fixed near the middle of the sewage treatment tank, a water distribution plate is installed at the bottom end of the fixed plate, water distribution holes are opened inside the water distribution plate, a second packing layer is provided at the top of the water distribution plate, a first packing layer is provided at the top of the second packing layer, and a microbial carrier bed is provided at the bottom end of the water distribution plate.

[0010] Preferably, the fixing plates are symmetrically distributed about the central axis of the sewage treatment tank, and the water distribution holes are evenly distributed inside the water distribution plates.

[0011] Preferably, a mounting ring is installed on the inner wall of the water inlet, a center plate is provided at the middle position of the mounting ring, and a support rod is fixed between the center plate and the mounting ring.

[0012] Preferably, a driving motor is installed inside the center plate, an output end of the driving motor is connected to a transmission shaft, and both sides of the transmission shaft are installed with breaking rods.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the decentralized sewage treatment device not only improves the cleaning capacity of the filter plate, but also improves the water distribution capacity and water inlet treatment capacity of the sewage treatment device;

[0014] By installing and fixing the fixed box on both sides of the sewage treatment tank, and then opening the strip groove inside the fixed box, the servo motor can drive the threaded rod to rotate after it works. At this time, the threaded rod and the threaded block cooperate with each other to move forward and backward. At the same time, the guide rod and the guide sleeve on the side cooperate to guide. Under the connection of the guide column, the purpose of adjusting the cleaning plate forward and backward is achieved. When sewage is treated, it is first filtered through the filter plate, and then the cleaning plate can clean the blockage above the filter plate. After cleaning, it can be discharged at the position of the slag discharge port, so that the work of handling and discharging the blockage is better completed during the work process, so that the overall cleaning ability is better improved during the work process;

[0015] By fixing the water distribution plate near the middle of the sewage treatment tank, the sewage is first filtered by the filter plate when entering the tank, and then filtered by the first packing layer and the second packing layer in turn, and then discharged through the water distribution plate, and evenly distributed through the water distribution holes, and finally the decentralized sewage treatment work is completed at the position of the microbial bed, thereby improving the overall water distribution capacity during the work process;

[0016] By installing the mounting ring on the inner wall of the water inlet and using the support rod to complete the connection and fixation between the center plate and the mounting ring, the sewage can first enter through the mesh between the mounting ring and the center plate. After the driving motor in the center plate works, it can drive the breaking rod to rotate, so as to achieve the purpose of breaking up, thereby better improving the overall sewage treatment capacity. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0018] Figure 2 It is a partial top view structural schematic diagram of the utility model;

[0019] Figure 3 It is a schematic diagram of a partial top view of the water inlet structure of the utility model;

[0020] Figure 4 It is a schematic diagram of the top view structure of the water distribution plate of the utility model.

[0021] In the figure: 1. sewage treatment tank; 2. water inlet; 3. cleaning plate; 4. filter plate; 5. first packing layer; 6. second packing layer; 7. water distribution plate; 8. support frame; 9. water outlet; 10. microbial carrier bed; 11. water distribution hole; 12. servo motor; 13. slag discharge port; 14. guide sleeve; 15. guide rod; 16. fixed box; 17. strip groove; 18. threaded rod; 19. threaded block; 20. mounting ring; 21. support rod; 22. center plate; 23. transmission shaft; 24. breaking rod; 25. fixed plate. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-4 The utility model provides an embodiment: a decentralized sewage treatment device, including a sewage treatment box 1, a water inlet 2, a support frame 8, and a water outlet 9. A filter plate 4 is fixed at a position near the top of the sewage treatment box 1, and fixed boxes 16 are fixed at positions near the top of the inner wall of the sewage treatment box 1 on both sides. A strip groove 17 is opened inside one side of the fixed box 16, a guide rod 15 is installed inside one fixed box 16, and a threaded rod 18 is installed inside the other fixed box 16. The outer wall of the threaded rod 18 is connected to a threaded block 19, and the outer wall of the guide rod 15 is connected to a guide sleeve 14. A cleaning plate 3 is fixed between the guide sleeve 14 and the threaded block 19, a servo motor 12 is installed on one side of the back end of the sewage treatment box 1, and a slag discharge port 13 is installed on the other side of the back end of the sewage treatment box 1.

[0024] The slag discharge port 13 is communicated with the interior of the sewage treatment tank 1 , and the fixed boxes 16 are symmetrically distributed about the central axis of the sewage treatment tank 1 .

[0025] Guide posts are fixed on both sides of the cleaning plate 3 , and the size of the guide posts is smaller than the inner diameter of the strip groove 17 . A threaded connection is formed between the threaded rod 18 and the threaded block 19 .

[0026] One side of the guide column is fixed to one side of the threaded block 19 , and one side of the other guide column is fixed to one side of the guide sleeve 14 .

[0027] A fixed plate 25 is fixed near the middle of the sewage treatment tank 1, a water distribution plate 7 is installed at the bottom of the fixed plate 25, a water distribution hole 11 is opened inside the water distribution plate 7, a second packing layer 6 is provided at the top of the water distribution plate 7, a first packing layer 5 is provided at the top of the second packing layer 6, and a microbial carrier bed 10 is provided at the bottom of the water distribution plate 7.

[0028] The fixing plates 25 are symmetrically distributed about the central axis of the sewage treatment tank 1 , and the water distribution holes 11 are evenly distributed inside the water distribution plate 7 .

[0029] A mounting ring 20 is installed on the inner wall of the water inlet 2 , a center plate 22 is provided at the middle position of the mounting ring 20 , and a support rod 21 is fixed between the center plate 22 and the mounting ring 20 .

[0030] A driving motor is installed inside the center plate 22, and a transmission shaft 23 is connected to the output end of the driving motor. A breaking rod 24 is installed on both sides of the transmission shaft 23;

[0031] Furthermore, the fixing box 16 is fixed on both sides of the sewage treatment box 1, and a guide is formed by opening the strip groove 17, so that the threaded rod 18 and the guide rod 15 can be designed as a built-in type, reducing the loss problem caused by direct contact of sewage with the threaded rod 18 and the guide rod 15.

[0032] Working principle: First, during operation, sewage enters from the water inlet 2, and then the support rod 21 is used to complete the connection and fixation between the center plate 22 and the mounting ring 20. At this time, the sewage can first pass through the mesh between the mounting ring 20 and the center plate 22 to reach the interior of the sewage treatment tank 1, and then the sewage is first filtered through the filter plate 4, and the cleaning plate 3 can be used to clean the blockage above the filter plate 4. After cleaning, the residue is discharged at the residue discharge port 13, filtered by the filter plate 4, and then processed by the first filler layer 5 and the second filler layer 6, and discharged through the water distribution plate 7, and evenly distributed by the water distribution holes 11, and finally the decentralized sewage treatment work is completed at the position of the microbial bed 10. When the overall combination is fully in contact with the microorganisms in the microbial bed 10, the pollutants in the sewage are adsorbed and degraded by the microorganisms, and finally discharged at the water outlet 9.

[0033] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. A decentralized sewage treatment device, comprising a sewage treatment tank (1), a water inlet (2), a support frame (8), and a water outlet (9), characterized in that: A filter plate (4) is fixed at a position near the top of the sewage treatment box (1), and fixed boxes (16) are fixed at positions near the top of both sides of the inner wall of the sewage treatment box (1). A strip groove (17) is provided inside one side of the fixed box (16). A guide rod (15) is installed inside one of the fixed boxes (16), and a threaded rod (18) is installed inside the other fixed box (16). The outer wall of the threaded rod (18) is connected to a threaded block (19), and the outer wall of the guide rod (15) is connected to a guide sleeve (14). A cleaning plate (3) is fixed between the guide sleeve (14) and the threaded block (19). A servo motor (12) is installed on one side of the back end of the sewage treatment box (1), and a slag discharge port (13) is installed on the other side of the back end of the sewage treatment box (1).

2. A decentralized sewage treatment device according to claim 1, characterized in that: The slag discharge port (13) is in communication with the interior of the sewage treatment tank (1), and the fixed box (16) is symmetrically distributed about the central axis of the sewage treatment tank (1).

3. A decentralized sewage treatment device according to claim 1, characterized in that: Guide columns are fixed on both sides of the cleaning plate (3), the size of the guide columns is smaller than the inner diameter of the strip groove (17), and a threaded connection is formed between the threaded rod (18) and the threaded block (19).

4. A decentralized sewage treatment device according to claim 3, characterized in that: One side of one guide column is fixed to one side of the threaded block (19), and one side of the other guide column is fixed to one side of the guide sleeve (14).

5. A decentralized sewage treatment device according to claim 1, characterized in that: A fixed plate (25) is fixed near the middle of the sewage treatment tank (1), a water distribution plate (7) is installed at the bottom end of the fixed plate (25), a water distribution hole (11) is opened inside the water distribution plate (7), a second packing layer (6) is provided at the top end of the water distribution plate (7), a first packing layer (5) is provided at the top end of the second packing layer (6), and a microorganism carrier bed (10) is provided at the bottom end of the water distribution plate (7).

6. A decentralized sewage treatment device according to claim 5, characterized in that: The fixed plate (25) is symmetrically distributed about the central axis of the sewage treatment tank (1), and the water distribution holes (11) are evenly distributed inside the water distribution plate (7).

7. A decentralized sewage treatment device according to claim 1, characterized in that: A mounting ring (20) is installed on the inner wall of the water inlet (2), a center plate (22) is provided at the middle of the mounting ring (20), and a support rod (21) is fixed between the center plate (22) and the mounting ring (20).

8. A decentralized sewage treatment device according to claim 7, characterized in that: A driving motor is installed inside the central plate (22); an output end of the driving motor is connected to a transmission shaft (23); and both sides of the transmission shaft (23) are installed with breaking rods (24).

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