Efficient sand setting equipment for sewage treatment

Abstract

The utility model discloses efficient sand setting equipment for sewage treatment, which relates to the technical field of sewage treatment equipment and comprises a support plate, a dustproof box arranged in the middle of the support plate, an air purification component arranged in the middle of the top end of the dustproof box, a sand setting tank arranged at the bottom end in the dustproof box, and a stirring component arranged in the sand setting tank. A filter plate is arranged in the middle of the inner wall of the tank body, the air purification assembly comprises a fan, the fan is arranged in the middle of the top end of the dustproof box, an air inlet of the fan is connected with an air inlet pipe, one end of the air inlet pipe penetrates through one side of the top end of the dustproof box, and an air purifier is arranged in the middle of the air inlet pipe; the dust-proof box has the advantages that by means of the air purification assembly, a worker starts the draught fan to extract air in the dust-proof box, the air is filtered and purified through the air purifier and then exhausted to the outside, the worker is prevented from inhaling the air into the body to cause damage, and the body health of the worker is guaranteed.

Description

Technical Field

[0001] The utility model relates to a sand settling device, in particular to a high-efficiency sand settling device used for sewage treatment, belonging to the technical field of sewage treatment equipment. Background Art

[0002] Sewage treatment is the process of purifying sewage to meet the water quality requirements for drainage into a certain water body or reuse. Sewage treatment is widely used in various fields such as construction, agriculture, and transportation. Through treatment, wastewater is purified, pollution is reduced, and wastewater is recycled and reused to make full use of water resources. Sewage often contains a lot of sediment, which will seriously affect the life of pipes and water pumps in water treatment equipment. Therefore, the sand settling device plays a vital role in the sewage treatment process.

[0003] Among them, the "an efficient sewage impurity sand settling device" disclosed in the application number "CN202022642476.9" is also an increasingly mature technology, comprising a first sand settling tank, one side of the first sand settling tank is connected to the second sand settling tank, one side of the first sand settling tank is fixedly connected to a water inlet pipe, a first overflow weir is opened above one side of the first sand settling tank, a first baffle is fixedly connected below the first overflow weir and located at the inner side of the first sand settling tank, a pair of first fixed blocks are fixedly connected above the first baffle, a first filter plate is inserted between the pair of first fixed blocks, and the other end of the first sand outlet pipe is connected to a sand-water separation device. This device can further separate sand and water through the sand-water separation device, and at the same time discharge the separated sewage into the first sand settling tank for further treatment, which reduces the burden on subsequent sand and gravel treatment. After further retrieval, the application number "CN2017 20887711.4” disclosed in “A circulating sewage treatment and purification equipment” comprises an external device and a built-in device, wherein the internal device is provided with the built-in device, the surface of the box body is provided with an inlet pipe, the inlet pipe is fixedly connected with the external device through the box body, and the inlet pipe is provided with a return pipe; the built-in device is provided with a grit chamber, the grit chamber is provided with a sinking pipe, a grit plate is provided below the sinking pipe, the grit plate is fixedly connected with the built-in device through the grit chamber, a sedimentation tank is provided on the side of the grit chamber, a water exchange port is provided on the sedimentation tank, the grit chamber is fixedly connected with the sedimentation tank through the water exchange port, and a water outlet pipe is provided on the side of the sedimentation tank. The device increases the sterilization and disinfection effect by arranging a replaceable medicinal plate in the grit chamber, and a water quality sensor is arranged in combination with a frequency conversion controller to control a water pump, thereby forming an intelligent circulating sewage purification treatment effect, and the structure is simple and easy to implement.

[0004] However, the above two methods still have the following defects when they are actually used: during the treatment process, sewage easily volatilizes toxic and harmful gases to the human body, which can cause damage to the health of workers when inhaled, thus resulting in low work efficiency. Utility Model Content

[0005] The utility model aims to provide a high-efficiency sand settling device for sewage treatment, so as to solve the problem in the above background technology that sewage easily volatilizes toxic and harmful gases to the human body during the treatment process.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-efficiency sand settling equipment for sewage treatment, comprising a support plate, a dustproof box is provided in the middle of the support plate, an air purification assembly is provided in the middle of the top of the dustproof box, a sand settling tank is provided at the bottom end of the dustproof box, a stirring assembly is provided inside the sand settling tank, a filter plate is provided in the middle of the inner wall of the sand settling tank, the air purification assembly comprises a fan, the fan is arranged in the middle of the top of the dustproof box, the air inlet of the fan is connected to an air inlet pipe, one end of the air inlet pipe passes through one side of the top of the dustproof box, an air purifier is provided in the middle of the air inlet pipe, and the stirring assembly comprises a motor frame, the motor frame is arranged in the middle of the top of the sand settling tank, a drive motor is provided at the top of the motor frame, and a transmission shaft of the drive motor passes through the motor frame and is connected with the top of the stirring shaft.

[0007] As a preferred technical solution of the utility model, the air outlet of the fan is connected with an air outlet pipe.

[0008] As a preferred technical solution of the utility model, the top end of the stirring shaft is rotatably connected to the middle part of the top end of the sand settling tank through a sealed bearing, the outer wall of the stirring shaft is provided with a stirring rod, and the outer wall of the stirring rod is provided with a stirring paddle.

[0009] As a preferred technical solution of the utility model, a sewage pump is provided on one side of the top of the support plate, the sewage inlet of the sewage pump is connected to the sewage inlet pipe, a valve is provided on one side of the sewage inlet pipe, one end of the sewage inlet pipe is connected to an annular sewage pumping plate, the bottom end of the annular sewage pumping plate is fitted with the top of the filter plate, and the inner side wall of the annular sewage pumping plate is provided with a sewage pumping port and communicates with the sewage inlet pipe.

[0010] As a preferred technical solution of the utility model, the sewage outlet of the sewage pump is connected to a sewage outlet pipe, the other side of the top of the support plate is snap-connected with a collection box, and one end of the sewage outlet pipe is arranged above the collection box.

[0011] As a preferred technical solution of the utility model, a discharge pipe is provided in the middle of the bottom end of the sand settling tank, and the discharge pipe passes through the middle of the bottom end of the dustproof box. The bottom end of the discharge pipe is threadedly connected to a first sealing cover, and a feed pipe is provided on one side of the top end of the sand settling tank, and the top end of the feed pipe is threadedly connected to a second sealing cover.

[0012] As a preferred technical solution of the utility model, a box door is rotatably provided on one side of the front of the dustproof box, a handle is provided in the middle of one side of the box door, a support foot is provided at the bottom end of the support plate, a non-slip base is provided at the bottom end of the support foot, and filter holes are provided on the surface of the filter plate.

[0013] Compared with the related art, the high-efficiency sand settling equipment for sewage treatment provided by the utility model has the following beneficial effects:

[0014] 1. Through the air purification component, the staff starts the fan to extract the gas inside the dustproof box, filter and purify the air through the air purifier, and then discharge it to the outside to prevent the staff from inhaling it and causing damage to the body, thus ensuring the health of the staff;

[0015] 2. By setting up a stirring component, the stirring component rotates to stir the sewage, which can fully separate the sewage and the sand and gravel mixed with it, improve work efficiency, and facilitate use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a cross-sectional structural schematic diagram of the utility model;

[0018] Figure 3 It is a partial enlarged structural schematic diagram of the stirring assembly of the utility model;

[0019] Figure 4 For this utility model Figure 2 Schematic diagram of the local enlarged structure at point A.

[0020] In the figure: 1. support plate; 2. dustproof box; 3. box door; 4. handle; 5. valve; 6. air purification component; 7. stirring component; 8. support foot; 9. non-slip base; 10. discharge pipe; 11. first sealing cover; 12. second sealing cover; 13. feed pipe; 14. sewage pump; 15. sewage discharge pipe; 16. collection box; 17. annular sewage extraction plate; 18. filter plate; 19. sand settling tank; 20. sewage inlet pipe; 601. fan; 602. air outlet pipe; 603. air inlet pipe; 604. air purifier; 701. drive motor; 702. motor frame; 703. stirring shaft; 704. sealed bearing; 705. stirring rod; 706. stirring paddle. DETAILED DESCRIPTION

[0021] 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.

[0022] Embodiment 1:

[0023] See also Figure 1-4 The utility model provides a high-efficiency sand settling device for sewage treatment, including a support plate 1, a dustproof box 2 is fixedly provided in the middle of the support plate 1, an air purification component 6 is provided in the middle of the top of the dustproof box 2, a sand settling tank 19 is fixedly provided at the bottom end of the dustproof box 2, a stirring component 7 is provided inside the sand settling tank 19, a filter plate 18 is fixedly provided in the middle of the inner wall of the sand settling tank 19, the dustproof box 2 can prevent external dust from entering the sand settling tank 19, and can also prevent toxic and harmful gases in the sand settling tank 19 from diffusing to the outside, and the filter plate 18 can filter sand and gravel in the sewage;

[0024] The air purification component 6 includes a fan 601, which is arranged in the middle of the top of the dustproof box 2. The air inlet of the fan 601 is connected to an air inlet pipe 603. One end of the air inlet pipe 603 passes through one side of the top of the dustproof box 2. An air purifier 604 is fixedly arranged in the middle of the air inlet pipe 603. The fan 601 can extract the toxic and harmful gases in the dustproof box 2, and the air purifier 604 can purify the toxic and harmful gases and discharge them to the outside, which is convenient to use.

[0025] The air outlet of the fan 601 is connected to the air outlet pipe 602. When the fan 601 is started, the gas inside the dustproof box 2 is extracted through the air inlet pipe 603, and the toxic and harmful gas is purified by the air purifier 604, and then discharged to the outside through the air outlet pipe 602, which is convenient to use;

[0026] Specifically, the fan 601 is started, and the gas inside the dustproof box 2 is extracted through the air inlet pipe 603, and the toxic and harmful gas is purified by the air purifier 604, and then discharged to the outside through the air outlet pipe 602. It is easy to use. The dustproof box 2 set can prevent external dust from entering the sand settling tank 19, and can also prevent the toxic and harmful gas in the sand settling tank 19 from diffusing to the outside. The filter plate 18 set can filter the sand and gravel in the sewage.

[0027] Embodiment 2:

[0028] The stirring assembly 7 includes a motor frame 702, which is arranged in the middle of the top of the sand settling tank 19. A driving motor 701 is fixedly arranged at the top of the motor frame 702. The transmission shaft of the driving motor 701 passes through the motor frame 702 and is fixedly connected to the top of the stirring shaft 703. The motor frame 702 supports the driving motor 701. When the driving motor 701 is started, the transmission shaft of the driving motor 701 rotates to drive the stirring shaft 703 to rotate.

[0029] The top of the stirring shaft 703 is rotatably connected to the middle of the top of the grit tank 19 through a sealed bearing 704. A plurality of stirring rods 705 are fixedly provided on the outer wall of the stirring shaft 703. A stirring paddle 706 is fixedly provided on the outer wall of the stirring rod 705. The provided sealed bearing 704 can increase the airtightness of the grit tank 19 to prevent the internal sewage from leaking out. The stirring shaft 703 rotates to drive the stirring rod 705 to rotate. The stirring rod 705 rotates to drive the stirring paddle 706 to rotate. The stirring paddle 706 increases the contact area with the sewage to make the stirring more sufficient, thereby accelerating the separation of sand and gravel in the sewage.

[0030] A sewage pump 14 is fixedly provided on one side of the top of the support plate 1, and a sewage inlet of the sewage pump 14 is connected to a sewage inlet pipe 20, and a valve 5 is fixedly provided on one side of the sewage inlet pipe 20. An annular sewage pumping plate 17 is fixedly connected to one end of the sewage inlet pipe 20, and the bottom end of the annular sewage pumping plate 17 is fitted with the top of the filter plate 18, and a sewage pumping port is fixedly provided on the inner side wall of the annular sewage pumping plate 17 and communicated with the sewage inlet pipe 20. The valve 5 is opened, and the sewage pump 14 is started to pump the filtered sand and gravel into the annular sewage pumping plate 17 through the sewage pumping port, and then transported through the sewage inlet pipe 20;

[0031] The sewage outlet of the sewage pump 14 is connected with a sewage outlet pipe 15, and the other side of the top of the support plate 1 is connected with a collecting box 16. One end of the sewage outlet pipe 15 is arranged above the collecting box 16, and is transported to the inside of the collecting box 16 through the sewage inlet pipe 20 and the sewage outlet pipe 15, so that the filtered sand and gravel are uniformly processed, which is convenient to use;

[0032] A discharge pipe 10 is fixedly provided in the middle of the bottom end of the sand settling tank 19, and the discharge pipe 10 passes through the middle of the bottom end of the dustproof box 2. The bottom end of the discharge pipe 10 is threadedly connected with a first sealing cover 11. A feed pipe 13 is fixedly provided on one side of the top end of the sand settling tank 19, and the top end of the feed pipe 13 is threadedly connected with a second sealing cover 12. The first sealing cover 11 and the second sealing cover 12 can increase the airtightness of the device. The feed pipe 13 is convenient for the staff to introduce sewage into the sand settling tank 19, and the discharge pipe 10 is convenient for discharging the filtered sewage.

[0033] A box door 3 is rotatably provided on one side of the front of the dustproof box 2, a handle 4 is fixedly provided in the middle of one side of the box door 3, four supporting feet 8 are fixedly provided at the bottom end of the support plate 1, respectively located at the four bottom corners of the support plate 1, and a non-slip base 9 is fixedly provided at the bottom end of the supporting feet 8. A plurality of filtering holes are fixedly provided on the surface of the filter plate 18. The provided handle 4 is convenient for the staff to open the box door 3, and opening the box door 3 is convenient for the staff to pour the sewage into the sand settling tank 19. The provided supporting feet 8 and non-slip base 9 can increase the stability of the device;

[0034] Specifically, the driving motor 701 is started, and the transmission shaft of the driving motor 701 rotates to drive the stirring shaft 703 to rotate. The provided sealing bearing 704 can increase the airtightness of the sand settling tank 19 to prevent the internal sewage from leaking. The stirring shaft 703 rotates to drive the stirring rod 705 to rotate. The stirring rod 705 rotates to drive the stirring paddle 706 to rotate. The stirring paddle 706 increases the contact area with the sewage to make the stirring more sufficient, thereby accelerating the separation of sand and gravel in the sewage.

[0035] When in use, the staff first opens the box door 3 through the handle 4, then opens the second sealing cover 12 to pour the sewage into the sand settling tank 19, and then starts the driving motor 701. The transmission shaft of the driving motor 701 rotates to drive the stirring shaft 703 to rotate. The provided sealing bearing 704 can increase the airtightness of the sand settling tank 19 to prevent the sewage inside from leaking out. The stirring shaft 703 rotates to drive the stirring rod 705 to rotate. The stirring rod 705 rotates to drive the stirring paddle 706 to rotate. The stirring paddle 706 increases the contact area with the sewage to make the stirring more sufficient, and accelerates the separation of sand and gravel in the sewage. Then, the fan 601 is started, and the gas inside the dustproof box 2 is extracted through the air inlet pipe 603. The toxic and harmful gases are purified through the air purifier 604, and then discharged to the outside through the air outlet pipe 602. It is convenient to use;

[0036] When the sewage is filtered, the first sealing cover 11 is opened to discharge the filtered sewage from the discharge pipe 10, and then the valve 5 is opened, and the sewage pump 14 is started to pump the filtered sand and gravel into the annular sewage pumping plate 17 through the sewage pumping port, and then transported to the collection box 16 through the sewage inlet pipe 20 and the sewage outlet pipe 15, so that the filtered sand and gravel are uniformly processed, which is convenient to use.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An efficient sand settling device for sewage treatment, comprising a support plate (1), characterized in that: A dustproof box (2) is provided in the middle of the support plate (1), an air purification component (6) is provided in the middle of the top of the dustproof box (2), a sand settling tank (19) is provided at the bottom of the dustproof box (2), a stirring component (7) is provided inside the sand settling tank (19), and a filter plate (18) is provided in the middle of the inner wall of the sand settling tank (19); The air purification component (6) comprises a fan (601), the fan (601) is arranged in the middle of the top of the dustproof box (2), the air inlet of the fan (601) is connected to an air inlet pipe (603), one end of the air inlet pipe (603) passes through one side of the top of the dustproof box (2), and an air purifier (604) is arranged in the middle of the air inlet pipe (603); The stirring assembly (7) comprises a motor frame (702), wherein the motor frame (702) is arranged in the middle of the top end of the sand settling tank (19), and a driving motor (701) is arranged at the top end of the motor frame (702), and a transmission shaft of the driving motor (701) passes through the motor frame (702) and is connected to the top end of the stirring shaft (703).

2. The high-efficiency sand settling equipment for sewage treatment according to claim 1 is characterized in that: The air outlet of the fan (601) is connected to an air outlet pipe (602).

3. The high-efficiency sand settling equipment for sewage treatment according to claim 1 is characterized in that: The top end of the stirring shaft (703) is rotatably connected to the middle part of the top end of the sand settling tank (19) via a sealed bearing (704), the outer wall of the stirring shaft (703) is provided with a stirring rod (705), and the outer wall of the stirring rod (705) is provided with a stirring paddle (706).

4. The high-efficiency sand settling equipment for sewage treatment according to claim 1 is characterized in that: A sewage pump (14) is provided on one side of the top end of the support plate (1), the sewage inlet of the sewage pump (14) is connected to a sewage inlet pipe (20), a valve (5) is provided on one side of the sewage inlet pipe (20), one end of the sewage inlet pipe (20) is connected to an annular sewage pumping plate (17), the bottom end of the annular sewage pumping plate (17) is in contact with the top end of the filter plate (18), and the inner side wall of the annular sewage pumping plate (17) is provided with a sewage pumping port and communicates with the sewage inlet pipe (20).

5. The high-efficiency sand settling equipment for sewage treatment according to claim 4 is characterized in that: The sewage outlet of the sewage pump (14) is connected to a sewage outlet pipe (15), the other side of the top end of the support plate (1) is snap-connected to a collection box (16), and one end of the sewage outlet pipe (15) is arranged above the collection box (16).

6. The high-efficiency sand settling equipment for sewage treatment according to claim 1, characterized in that: A discharge pipe (10) is provided in the middle of the bottom end of the sand settling tank (19), and the discharge pipe (10) passes through the middle of the bottom end of the dustproof box (2). The bottom end of the discharge pipe (10) is threadedly connected to a first sealing cover (11). A feed pipe (13) is provided on one side of the top end of the sand settling tank (19), and the top end of the feed pipe (13) is threadedly connected to a second sealing cover (12).

7. The high-efficiency sand settling equipment for sewage treatment according to claim 1 is characterized by: A box door (3) is rotatably provided on one side of the front of the dustproof box (2), a handle (4) is provided in the middle of one side of the box door (3), a support foot (8) is provided at the bottom end of the support plate (1), a non-slip base (9) is provided at the bottom end of the support foot (8), and a filter hole is provided on the surface of the filter plate (18).

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