Sewage treatment device

Abstract

The utility model relates to the technical field of sewage treatment, and particularly discloses a sewage treatment device which comprises an adjusting tank, an efficient pre-aeration tank, an efficient filter tank and an ecological biological combined water purification tank which are arranged in sequence, a plurality of floating platforms are arranged in the efficient filter tank, and two adjacent sides of the floating platforms are fixedly connected with first connecting blocks; second connecting blocks are fixedly connected to the two adjacent sides, away from the first connecting block, of the floating platform, the top of the first connecting block is fixedly connected with at least three sets of threaded rods, and through holes used for being clamped into the threaded rods in a matched mode are formed in the second connecting blocks. The two clamping blocks are clamped into the clamping grooves to limit the disc plate, the disc plate can fix and limit the flowerpot of the aquatic plant, and the situation that the aquatic plant is turned over to be separated from the containing groove by water waves caused by strong wind weather is avoided.

Description

Technical Field

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

[0002] As the country's environmental protection requirements become increasingly stringent, sewage discharge standards continue to improve, which puts higher requirements on traditional sewage treatment equipment. Now the integrated equipment for domestic sewage and organic industrial sewage treatment is mainly traditional activated sludge process integrated equipment, but this type of integrated equipment is gradually unable to meet the increasingly high emission standards. On this basis, integrated equipment based on traditional activated sludge method and artificial wetlands has gradually emerged. Aquatic plants can purify the upper, middle and lower layers of polluted water bodies, and have strong water purification capabilities.

[0003] The existing patent announcement number CN204211544U discloses an aquatic plant ecological planting device for a floating island, including a planting frame, wherein the planting frame includes a first planting frame for planting floating plants and a second planting frame for planting algae, which is located below the first planting frame. A through cavity is formed in the first planting frame, an outer tube is arranged in the cavity, an inner tube is sleeved in the outer tube, a plurality of brackets are pivotally connected to the lower part of the inner tube through a first sleeve ring, a second planting frame is arranged at the end of the bracket, and a control device for controlling the opening and closing of the bracket is also arranged on the inner tube. The control device includes several support rods, one end of which is arranged on each bracket and the other end is slidably connected to the lower part of the inner tube through a second ring. The second ring is located below the first ring. A spring is arranged between the first ring and the second ring. A latch that can engage with the second ring to limit its sliding is also arranged on the inner tube. A button for controlling the latch is arranged on the upper part of the inner tube. The control device controls the opening and closing of each bracket. When placing and harvesting, each bracket is closed, which is convenient for placement and harvesting. When used for purifying water in water, each bracket is opened to facilitate the plants to expand the area of ​​water purification.

[0004] When the above device is placed on a water body for sewage treatment, it has poor stability and is applicable in a limited environment. It can only be used in a pool with small wind and waves. The aquatic plants are not fixed. When the wind and waves are too strong, the aquatic plants will fall out of the planting frame. In view of the above problems, a sewage treatment device is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a sewage treatment device to solve the problems raised in the above background technology.

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

[0007] A sewage treatment device, comprising a regulating tank, a high-efficiency pre-aeration tank, a high-efficiency filter tank and an ecological biological combined water purification tank arranged in sequence, wherein a plurality of floating platforms are arranged in the high-efficiency filter tank, the two adjacent sides of the floating platforms are fixedly connected with a first connecting block, the two adjacent sides of the floating platforms away from the first connecting block are fixedly connected with a second connecting block, the top of the first connecting block is fixedly connected with no less than three groups of threaded rods, the second connecting block is provided with a through hole for fitting the threaded rod, the threaded rod is threadedly connected with a mounting pipe, and the second connecting block is provided with a fixing assembly for fixing the mounting pipe;

[0008] A placement groove is provided on the top of the floating platform, a disc plate is clamped in the placement groove, two groups of clamping grooves are provided on the top of the disc plate, two groups of clamping blocks are clamped in the clamping grooves, a spring is fixedly connected between the two groups of clamping blocks, and a limiting component for limiting the sliding of the clamping blocks is provided on the top of the floating platform.

[0009] In an optional scheme: a water inlet is installed on one side of the regulating tank, and a high-efficiency pre-aeration tank is fixedly connected to the side of the regulating tank away from the water inlet, a water pump is arranged in the regulating tank, the outlet pipe of the water pump is connected to the inlet pipe of the connecting pipe, the connecting pipe is installed on one side of the high-efficiency pre-aeration tank, a high-efficiency filter is fixedly connected to the side of the high-efficiency pre-aeration tank away from the regulating tank, an ecological biological combined water purification tank is fixedly connected to the side of the high-efficiency filter away from the regulating tank, a water collecting pipe is installed in the ecological biological combined water purification tank, one end of the water collecting pipe is connected to the water outlet, and the water outlet is installed on one side of the ecological biological combined water purification tank.

[0010] In an optional solution: the fixing assembly includes a moving tube and a slider, the moving tube is rotatably connected to the mounting tube, sliders are fixedly connected to both sides of the moving tube, and a sliding groove is provided on the inner wall of the through hole for cooperating with the sliding engagement of the slider.

[0011] In an optional solution: the limit assembly includes a limit groove and a limit block, the bottom of the clamping block is fixedly connected to the limit block, the top of the floating platform is provided with a limit groove for sliding with the limit block, and the cross-sections of the limit groove and the limit block are both T-shaped.

[0012] In an optional solution: a cover plate is clamped on the top of the disc plate, and a rubber pad is provided on the side of the inner wall of the cover plate that contacts the disc plate.

[0013] In an optional solution: the inner wall of the placement groove is connected to a support plate, and the cross-section of the support plate is circular.

[0014] In an optional solution: the mounting tube and the moving tube rotate in opposite directions.

[0015] In an optional solution: the water level of the ecological biological combined water purification pool is lower than the water level of the high-efficiency filter pool, and the water level of the high-efficiency filter pool is lower than the water level of the high-efficiency pre-aeration pool.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] The utility model provides a disc plate, a clamping block, a spring and a limiting assembly, wherein two groups of clamping blocks are clamped into a clamping groove to limit the disc plate, and the disc plate can fix and limit the flowerpot of aquatic plants, thereby preventing the aquatic plants from being overturned and separated from the placement groove due to water waves caused by strong winds.

[0018] The utility model provides a fixing component, which can limit the installation pipe and reduce the phenomenon that the installation pipe falls off due to the shaking of water waves for a long time.

[0019] The utility model comprises a regulating tank, an efficient pre-aeration tank, an efficient filter tank and an ecological biological combined water purification tank in sequence. The regulating tank can balance the water quantity and quality of sewage, the efficient pre-aeration tank completes aeration by inhaling air through water flow, the efficient filter tank can effectively remove suspended matter in sewage, and the aquatic plants planted on the floating platform are used to absorb pollutants in sewage. The ecological biological combined water purification tank can efficiently remove pollutants. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the utility model.

[0021] Figure 2 It is a schematic diagram of the local structure of the utility model.

[0022] Figure 3 It is a structural schematic diagram of the location of the clamping block in the utility model.

[0023] Figure 4 It is a structural schematic diagram of the location of the sliding block in the utility model.

[0024] Figure 5 It is a schematic diagram of the local structure of the utility model.

[0025] In the figure: 1. floating platform; 2. first connecting block; 3. second connecting block; 4. threaded rod; 5. through hole; 6. placement groove; 7. cover plate; 8. support plate; 9. moving pipe; 10. slide groove; 11. slider; 12. mounting pipe; 13. clamping groove; 14. disc plate; 15. clamping block; 16. limiting groove; 17. spring; 18. limiting block; 19. water inlet; 20. regulating tank; 21. high-efficiency pre-aeration tank; 22. high-efficiency filter tank; 23. water outlet; 24. ecological biological combined water purification tank; 25. water collecting pipe. DETAILED DESCRIPTION

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like 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 an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] 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.

[0028] See also Figure 1-Figure 5 In this embodiment, a sewage treatment device includes a regulating tank 20, a high-efficiency pre-aeration tank 21, a high-efficiency filter tank 22 and an ecological biological combined water purification tank 24 arranged in sequence, and a plurality of floating platforms 1 are arranged in the high-efficiency filter tank 22, and the two adjacent sides of the floating platform 1 are fixedly connected with a first connecting block 2, and the two adjacent sides of the floating platform 1 away from the first connecting block 2 are fixedly connected with a second connecting block 3, and the top of the first connecting block 2 is fixedly connected with no less than three groups of threaded rods 4, and the second connecting block 3 is provided with a through hole 5 for fitting the threaded rod 4, and the threaded rod 4 is threadedly connected with a mounting pipe 12, and the second connecting block 3 is provided with a fixing component for fixing the mounting pipe 12;

[0029] The top of the floating platform 1 is provided with a placement groove 6, a disc plate 14 is clamped in the placement groove 6, two groups of clamping grooves 13 are provided on the top of the disc plate 14, two groups of clamping blocks 15 are clamped in the clamping grooves 13, and a spring 17 is fixedly connected between the two groups of the clamping blocks 15. A limiting component for limiting the sliding of the clamping blocks 15 is provided on the top of the floating platform 1. First, a group of first connecting blocks 2 and a group of second connecting blocks 3 are spliced, and the threaded rod 4 is clamped into the through hole 5. The mounting tube 12 is used to rotate downward on the threaded rod 4. The fixing assembly fixes the mounting tube 12 to reduce shaking, and the flowerpot of the aquatic plant is placed in the placement groove 6. The bottom of the disc plate 14 presses the top of the flowerpot. When the disc plate 14 moves downward, the two groups of blocks 15 are squeezed toward each other. The limiting assembly limits the sliding of the blocks 15 and squeezes the spring 17. After the disc plate 14 is close to the top of the floating platform 1, the elastic force of the spring 17 is used to pop out the two groups of blocks 15, limit the disc plate 14, and then the cover plate 7 is clamped on the disc plate 14 for protection to reduce shaking.

[0030] A water inlet 19 is installed on one side of the regulating tank 20, and a high-efficiency pre-aeration tank 21 is fixedly connected to the side of the regulating tank 20 away from the water inlet 19. A water pump is arranged in the regulating tank 20, and the outlet pipe of the water pump is connected to the inlet pipe of the connecting pipe, and the connecting pipe is installed on one side of the high-efficiency pre-aeration tank 21. A high-efficiency filter tank 22 is fixedly connected to the side of the high-efficiency pre-aeration tank 21 away from the regulating tank 20, and an ecological biological combined water purification tank 24 is fixedly connected to the side of the high-efficiency filter tank 22 away from the regulating tank 20. A water collecting pipe 25 is installed in the ecological biological combined water purification tank 24, and one end of the water collecting pipe 25 is connected to the water outlet 23, and the water outlet 23 is installed in On one side of the ecological biological combined water purification tank 24, the sewage is collected and then flows into the regulating tank 20 through the water inlet 19 to balance the water quantity and quality. When the liquid level in the regulating tank 20 reaches the set value, the water pump will send the water to the high-efficiency pre-aeration tank 21 for treatment through the connecting pipe. After aeration, the treated sewage flows into the high-efficiency filter tank 22 for treatment. Aquatic plants are arranged in the high-efficiency filter tank 22 to purify the upper, middle and lower layers of the polluted water body. After treatment in the high-efficiency filter tank 22, the sewage flows into the ecological biological combined water purification tank 24 by gravity. The ecological biological combined water purification tank 24 can efficiently remove pollutants without clogging. The treated sewage is collected by the water collection pipe 25 and discharged through the outlet 23 to meet the discharge standards.

[0031] The regulating tank 20, the high-efficiency pre-aeration tank 21, the high-efficiency filter tank 22 and the ecological biological combined water purification tank 24 in the utility model are existing technologies. In actual use, the high-efficiency pre-aeration tank 21 adopts a pipeline-type high-efficiency oxygenation device connected to a water pump, and oxygenation is carried out through the pipeline water pressure, which effectively reduces the operating energy consumption. A porous water distribution pipe is arranged in the ecological biological combined water purification tank 24, and the water distribution pipe can be directly connected to the water collection pipe for use.

[0032] The fixing assembly includes a moving tube 9 and a slider 11. The moving tube 9 is rotatably connected to the mounting tube 12. The sliders 11 are fixedly connected to both sides of the moving tube 9. A sliding groove 10 for slidingly engaging with the slider 11 is provided on the inner wall of the through hole 5. The moving tube 9 is rotated, and the moving tube 9 drives the slider 11 to slide in the sliding groove 10, so as to limit the mounting tube 12, reduce shaking, and reduce the phenomenon of the mounting tube 12 falling off due to long-term shaking of water waves.

[0033] The limiting assembly includes a limiting groove 16 and a limiting block 18. The bottom of the clamping block 15 is fixedly connected to the limiting block 18. The top of the floating platform 1 is provided with a limiting groove 16 for sliding with the limiting block 18. The cross-sections of the limiting groove 16 and the limiting block 18 are both T-shaped. By setting the T-shaped limiting groove 16 and the limiting block 18, the sliding of the two groups of clamping blocks 15 can be made more stable.

[0034] The top of the disc plate 14 is clamped with a cover plate 7, and a rubber pad is provided on the side of the inner wall of the cover plate 7 that contacts the disc plate 14. By providing the cover plate 7, the disc plate 14 can be protected while the card block 15 can be protected, thereby reducing the phenomenon that water enters the card slot 13 and soaks the card block 15.

[0035] The inner wall of the placement groove 6 is connected with a support plate 8, and the cross-section of the support plate 8 is circular. By providing the circular support plate 8, the flower pots of aquatic plants can be placed conveniently, and the flower pots of aquatic plants can be limited and fixed in position in cooperation with the disc plate 14.

[0036] The installation tube 12 and the movable tube 9 rotate in opposite directions. By providing the movable tube 9 which rotates in the opposite direction to the installation tube 12, the installation tube 12 can be easily rotated.

[0037] The water level of the ecological biological combined water purification pool 24 is lower than that of the high-efficiency filter pool 22, and the water level of the high-efficiency filter pool 22 is lower than that of the high-efficiency pre-aeration pool 21, which can facilitate the natural flow of water into the next step for water purification.

[0038] The working principle of the utility model is: after being collected, sewage flows by gravity into the regulating tank 20 through the water inlet 19 to balance the water quantity and quality. When the liquid level in the regulating tank 20 reaches the set value, the water pump will send the water to the high-efficiency pre-aeration tank 21 for treatment through the connecting pipe to complete the aeration. After treatment, the sewage flows into the high-efficiency filter tank 22 for treatment. Aquatic plants are arranged in the high-efficiency filter tank 22 to purify the upper, middle and lower layers of the polluted water body.

[0039] First, a group of first connecting blocks 2 and a group of second connecting blocks 3 are spliced, the threaded rod 4 is inserted into the through hole 5, and the mounting tube 12 is used to rotate downward on the threaded rod 4, and the moving tube 9 is moved downward, so that the slider 11 is inserted into the slide groove 10, and the moving tube 9 is rotated. The moving tube 9 drives the slider 11 to slide in the slide groove 10, and the mounting tube 12 is limited to reduce shaking, and the flower pot of aquatic plants is placed on the support plate 8, and the disc plate 14 is inserted into the placement groove 6. The bottom of the disc plate 14 presses the top of the flower pot. When the disc plate 14 moves downward, the two groups of card blocks 15 are squeezed towards each other, and the two groups of card blocks 15 drive the limit block 18 to slide in the limit groove 16, and the spring 17 is squeezed. After the disc plate 14 is close to the top of the floating platform 1, the elastic force of the spring 17 is used to pop out the two groups of card blocks 15, and the disc plate 14 is limited. Then the cover plate 7 is clamped on the disc plate 14 for protection and to reduce shaking;

[0040] After being treated in the high-efficiency filter 22, the sewage flows by gravity into the ecological biological combined water purification pool 24. The ecological biological combined water purification pool 24 can remove pollutants efficiently without clogging. The treated sewage is collected by the water collection pipe 25 and discharged through the outlet 23 in compliance with the standards.

[0041] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A sewage treatment device, comprising a regulating tank (20), a high-efficiency pre-aeration tank (21), a high-efficiency filter tank (22) and an ecological biological combined water purification tank (24) arranged in sequence, characterized in that: A plurality of floating platforms (1) are arranged in the high-efficiency filter tank (22), the two adjacent sides of the floating platforms (1) are fixedly connected with first connecting blocks (2), the two adjacent sides of the floating platforms (1) away from the first connecting blocks (2) are fixedly connected with second connecting blocks (3), the top of the first connecting block (2) is fixedly connected with no less than three groups of threaded rods (4), the second connecting block (3) is provided with through holes (5) for fitting the threaded rods (4), the threaded rods (4) are threadedly connected with mounting tubes (12), and the second connecting block (3) is provided with a fixing assembly for fixing the mounting tube (12); The top of the floating platform (1) is provided with a placement groove (6), a disc plate (14) is clamped in the placement groove (6), two groups of clamping grooves (13) are provided on the top of the disc plate (14), two groups of clamping blocks (15) are clamped in the clamping grooves (13), a spring (17) is fixedly connected between the two groups of clamping blocks (15), and a limiting component for limiting the sliding of the clamping blocks (15) is provided on the top of the floating platform (1).

2. A sewage treatment device according to claim 1, characterized in that: A water inlet (19) is installed on one side of the regulating tank (20), and a high-efficiency pre-aeration tank (21) is fixedly connected to a side of the regulating tank (20) away from the water inlet (19). A water pump is arranged in the regulating tank (20), and a water outlet pipe of the water pump is connected to a water inlet pipe of a connecting pipe, and the connecting pipe is installed on one side of the high-efficiency pre-aeration tank (21). A high-efficiency filter (22) is fixedly connected to a side of the high-efficiency pre-aeration tank (21) away from the regulating tank (20), and an ecological biological combined water purification tank (24) is fixedly connected to a side of the high-efficiency filter (22) away from the regulating tank (20). A water collecting pipe (25) is installed in the ecological biological combined water purification tank (24), and one end of the water collecting pipe (25) is connected to a water outlet (23), and the water outlet (23) is installed on one side of the ecological biological combined water purification tank (24).

3. A sewage treatment device according to claim 1, characterized in that: The fixing assembly comprises a moving tube (9) and a sliding block (11); the moving tube (9) is rotatably connected to the mounting tube (12); the sliding blocks (11) are fixedly connected to both sides of the moving tube (9); and a sliding groove (10) for cooperating with the sliding block (11) for sliding engagement is provided on the inner wall of the through hole (5).

4. A sewage treatment device according to claim 1, characterized in that: The limiting assembly comprises a limiting groove (16) and a limiting block (18); the bottom of the clamping block (15) is fixedly connected to the limiting block (18); the top of the floating platform (1) is provided with a limiting groove (16) for cooperating with the limiting block (18) for sliding; the cross-sections of the limiting groove (16) and the limiting block (18) are both T-shaped.

5. A sewage treatment device according to claim 1, characterized in that: The top of the circular disc (14) is clamped with a cover plate (7), and a rubber pad is provided on the side of the inner wall of the cover plate (7) that contacts the circular disc (14).

6. A sewage treatment device according to claim 1, characterized in that: The inner wall of the placement groove (6) is connected to a support plate (8), and the cross section of the support plate (8) is circular.

7. A sewage treatment device according to claim 1, characterized in that: The mounting tube (12) and the moving tube (9) rotate in opposite directions.

8. A sewage treatment device according to claim 1, characterized in that: The water level of the ecological biological combined water purification pool (24) is lower than the water level of the high-efficiency filter pool (22), and the water level of the high-efficiency filter pool (22) is lower than the water level of the high-efficiency pre-aeration pool (21).

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