Municipal sewage treatment device

Abstract

The utility model discloses a municipal sewage treatment device, which relates to the technical field of sewage treatment and comprises a machine body and a dosing mechanism, a filter plate is fixedly connected inside the machine body, and a water outlet is connected to one side of the bottom of the machine body. According to the municipal sewage treatment device, sewage is firstly filtered through a filter plate, water flows through through holes in the filter plate and enters the bottom of a machine body, at the moment, a driving motor can be started to drive a stirring rod to rotate to uniformly mix a medicament, and when the stirring rod rotates, a pushing block at the top is in contact with an arc-shaped block at the bottom of a connecting plate; and the connecting plate can drive a plurality of sets of ejection blocks to eject sundries clamped in the through holes out, and a servo motor on one side of the machine body can be started in a timing mode to drive a scraping plate to push the sundries on the filter plate to the position of an impurity discharging opening, so that the sundries are discharged through the impurity discharging opening and prevented from being accumulated on the filter plate.

Description

Technical Field

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

[0002] Municipal sewage treatment plants are facilities used to treat sewage generated in daily urban life. They are designed to remove pollutants in sewage through physical, chemical and biological treatment methods to protect water resources and environmental health.

[0003] For example, a municipal sewage treatment device with announcement number CN211712836U pours sewage into the main body cavity through the upper opening of the main body, and the sewage enters the lower layer of the main body cavity after being filtered through the filter net, and chemical agents are added to the lower layer of the main body cavity through the dosing pipe, and the first motor is turned on. The output end of the first motor drives the first coupling, the transmission shaft, the turntable, and the two sets of stirring shafts to rotate together, and multiple sets of stirring blades fully stir and mix the chemical agents and sewage. After the reaction is completed, the valve is opened to discharge the purified sewage, so that impurities in the sewage are filtered, thereby improving the purification efficiency.

[0004] When treating sewage, the municipal sewage treatment device in the above scheme will filter out large volumes of debris in the sewage through a filter net, and then add chemicals to treat the sewage for a second time. However, the debris carried by a large amount of sewage will cause clogging of the filter net, and it is difficult for the above sewage treatment device to clean these impurities in a timely manner, which will reduce the filtration efficiency of the municipal sewage treatment device and affect the filtration of sewage. Utility Model Content

[0005] The utility model aims to provide a municipal sewage treatment device to solve the problem that the filter screen in the existing sewage treatment device is prone to clogging as mentioned in the above background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a municipal sewage treatment device, comprising: a body and a dosing mechanism, wherein a filter plate is fixedly connected to the inside of the body, and a drain port is connected to one side of the bottom of the body.

[0007] The bottom of the body is movably connected with a stirring rod through a bearing, a plurality of through holes are provided inside the filter plate, and the plurality of through holes are equidistantly distributed on the filter plate, a pushing block is fixedly connected to the top of the stirring rod, a ball is rollingly connected to the top of the pushing block, a connecting plate is rollingly connected to the top of the pushing block through the ball, an arc block is fixedly connected to the bottom of the connecting plate, a plurality of top blocks are fixedly connected to the top of the connecting plate, a servo motor is installed on one side of the top of the body, a threaded rod is fixedly connected to the output end of the servo motor, a scraper is threadedly connected to the outer side of the threaded rod, Both ends of the scraper are slidably connected to the body, the scraper is arranged on the top of the filter plate, one side of the scraper is fixedly connected to a connecting rod, one end of the connecting rod is fixedly connected to a closing plate, a side of the body away from the servo motor is provided with a debris discharge port matching the closing plate, a dosing mechanism for uniform dosing is provided at the bottom of the body, the dosing mechanism includes a driving motor fixedly connected to the bottom of the body, an output end of the driving motor is fixedly connected to a driving gear, the outer side of the driving gear is meshedly connected to a driven gear, and the inner side of the driven gear is fixedly connected to a stirring rod.

[0008] Preferably, sliding rods are slidably connected to both sides of the connecting plate, the top of the sliding rods is fixedly connected to the filter plate, and the bottom of the sliding rods is fixedly connected to the body via a protrusion.

[0009] Preferably, the top of the driving gear is movably connected to the machine body via a rotating shaft, and the bottom of the stirring rod is movably connected to a bent pipe via a bearing.

[0010] Preferably, one end of the curved pipe is fixedly connected to a pressure pump, and the bottom of the pressure pump is fixedly connected to the machine body.

[0011] Preferably, the input end of the pressure pump is fixedly connected with a dosing pipe, and the interior of the stirring rod is provided with a dosing tank connected with the bent pipe.

[0012] Preferably, one end of the medicine adding tank is connected to a medicine spraying pipe, and one end of the medicine spraying pipe is fixedly connected to the stirring rod.

[0013] Preferably, the bottom of the spraying pipe is connected to a plurality of spraying ports, and the plurality of spraying ports are equidistantly distributed.

[0014] Compared with the prior art, the beneficial effect of the municipal sewage treatment device is as follows: when treating sewage, the municipal sewage treatment device will first filter the sewage through the filter plate, and the through holes in the filter plate will allow water to pass through and enter the bottom of the body. At this time, the drive motor can be started to drive the stirring rod to rotate to mix the reagent. When the stirring rod rotates, the pushing block on the top will contact the arc block at the bottom of the connecting plate, thereby pushing the connecting plate to move upward, and the connecting plate can drive multiple groups of top blocks to push out the debris stuck in the through holes, and the servo motor on one side of the body will start at a fixed time to drive the scraper to push the debris on the filter plate to the position of the discharge port, so that the debris is discharged through the discharge port to prevent accumulation on the filter plate. In this way, through the above operation, the sewage in the municipal sewage treatment device can be easily treated secondary, and the debris can be prevented from clogging the filter plate, thereby completing the efficient treatment of sewage. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0016] Figure 2 It is a three-dimensional cross-sectional schematic diagram of the utility model;

[0017] Figure 3 This is a three-dimensional schematic diagram of the connection plate of the utility model;

[0018] Figure 4 This is a three-dimensional schematic diagram of the filter plate of the utility model;

[0019] Figure 5 It is a three-dimensional cross-sectional schematic diagram of the stirring rod of the utility model.

[0020] In the figure: 1. body; 2. filter plate; 3. drain outlet; 4. stirring rod; 5. through hole; 6. push block; 7. connecting plate; 8. arc block; 9. top block; 10. servo motor; 11. threaded rod; 12. scraper; 13. connecting rod; 14. closing plate; 15. debris outlet; 16. dosing mechanism; 161. drive motor; 162. drive gear; 163. driven gear; 164. elbow; 165. pressure pump; 166. dosing pipe; 167. dosing tank; 168. spraying pipe; 17. slide rod. 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] See also Figure 1-Figure 5The utility model provides a technical solution: a municipal sewage treatment device, comprising: a body 1 and a dosing mechanism 16, a filter plate 2 is fixedly connected to the inside of the body 1, and a drain port 3 is connected to one side of the bottom of the body 1.

[0023] The bottom of the body 1 is movably connected with a stirring rod 4 through a bearing, a plurality of through holes 5 are provided inside the filter plate 2, and the plurality of through holes 5 are equidistantly distributed on the filter plate 2, a pushing block 6 is fixedly connected to the top of the stirring rod 4, a ball is rollingly connected to the top of the pushing block 6, a connecting plate 7 is rollingly connected to the top of the pushing block 6 through the ball, an arc block 8 is fixedly connected to the bottom of the connecting plate 7, a plurality of top blocks 9 are fixedly connected to the top of the connecting plate 7, a servo motor 10 is installed on one side of the top of the body 1, a threaded rod 11 is fixedly connected to the output end of the servo motor 10, a scraper 12 is threadedly connected to the outer side of the threaded rod 11, both ends of the scraper 12 are slidably connected to the body 1, and the scraper 12 is arranged on the top of the filter plate 2 A connecting rod 13 is fixedly connected to one side of the scraper 12, and a closing plate 14 is fixedly connected to one end of the connecting rod 13. A debris discharge port 15 matching the closing plate 14 is provided on the side of the body 1 away from the servo motor 10. A dosing mechanism 16 for uniform dosing is provided at the bottom of the body 1. The dosing mechanism 16 includes a driving motor 161 fixedly connected to the bottom of the body 1, and a driving gear 162 is fixedly connected to the output end of the driving motor 161. A driven gear 163 is meshedly connected to the outer side of the driving gear 162. The interior of the driven gear 163 is fixedly connected to the stirring rod 4. A sliding groove matching the scraper 12 is provided inside the body 1, and the scraper 12 and the threaded rod 11 form a threaded transmission structure;

[0024] Slide rods 17 are slidably connected to both sides of the connecting plate 7, the top of the slide rod 17 is fixedly connected to the filter plate 2, and the bottom of the slide rod 17 is fixedly connected to the body 1 through a protrusion; the top of the driving gear 162 is movably connected to the body 1 through a rotating shaft, and the bottom of the stirring rod 4 is movably connected to a curved pipe 164 through a bearing; one end of the curved pipe 164 is fixedly connected to a pressure pump 165, and the bottom of the pressure pump 165 is fixedly connected to the body 1; the input end of the pressure pump 165 is fixedly connected to a dosing pipe 166, and a dosing groove 167 connected to the curved pipe 164 is provided inside the stirring rod 4; one end of the dosing groove 167 is connected to a drug spraying pipe 168, and one end of the drug spraying pipe 168 is fixedly connected to the stirring rod 4; the bottom of the drug spraying pipe 168 is connected to a plurality of groups of drug spraying ports, and the plurality of groups of drug spraying ports are equidistantly distributed, and the driving gear 162 and the driven gear 163 constitute a meshing transmission structure.

[0025] In specific implementation, when treating sewage, the municipal sewage treatment device will first filter the sewage through the filter plate 2, and the through hole 5 in the filter plate 2 will allow the water to pass through and enter the bottom of the body 1. At this time, the driving motor 161 and the pressure pump 165 can be started, and the driving motor 161 will drive the driving gear 162 to mesh with the driven gear 163, so that the driven gear 163 drives the stirring rod 4 to rotate, and the pressure pump 165 will pressurize the medicine delivered by the dosing pipe 166, and input it into the stirring rod 4 through the curved pipe 164, and finally send it into the medicine spraying pipe 168 through the dosing groove 167. The medicine spraying port at the bottom of the medicine spraying pipe 168 will discharge the medicine, and the rotating stirring rod 4 can drive the medicine spraying pipe 168 to rotate, so that the medicine evenly enters the body 1, and the stirring rod 4 can mix the sewage and the medicine again to improve the effect of sewage treatment;

[0026] When the stirring rod 4 rotates, the pushing block 6 at the top will contact the arc block 8 at the bottom of the connecting plate 7 through the ball bearing, thereby pushing the connecting plate 7 to move upward. When the connecting plate 7 moves, it can drive multiple groups of top blocks 9 to move upward and enter the through hole 5 at the corresponding position to eject the debris stuck in the through hole 5 to prevent it from clogging the through hole 5. The servo motor 10 on one side of the body 1 will start at a fixed time to drive the threaded rod 11 and the scraper 12 to perform threaded transmission, so that the scraper 12 can move back and forth once. When the scraper 12 moves, it can push the debris on the filter plate 2 to the position of the debris discharge port 15. When the scraper 12 moves, it can drive the closing plate 14 to disengage from the blockage of the debris discharge port 15 through the connecting rod 13, so that the debris is discharged through the debris discharge port 15 to prevent accumulation on the filter plate 2. In this way, through the above operation, it is convenient to carry out secondary treatment of sewage in the municipal sewage treatment device, and prevent debris from clogging the filter plate 2, thereby completing efficient treatment of sewage.

[0027] To sum up: when using the municipal sewage treatment device, the sewage is first sent into the body 1 from the top, the filter plate 2 will filter the sewage once, and the dosing pipe 166 can add medicine to the body 1 to perform secondary treatment on the sewage. After the treatment is completed, the valve of the drain outlet 3 can be opened to discharge the water. The contents not described in detail in this specification belong to the existing technology known to professional and technical personnel in this field.

[0028] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A municipal sewage treatment device, comprising: A machine body (1) and a dosing mechanism (16), wherein a filter plate (2) is fixedly connected to the inside of the machine body (1), and a drain port (3) is connected to one side of the bottom of the machine body (1), characterized in that: The bottom of the machine body (1) is movably connected to a stirring rod (4) via a bearing, a plurality of through holes (5) are provided inside the filter plate (2), and the plurality of through holes (5) are equidistantly distributed on the filter plate (2), a pushing block (6) is fixedly connected to the top of the stirring rod (4), a ball is rollingly connected to the top of the pushing block (6), a connecting plate (7) is rollingly connected to the top of the pushing block (6) via the ball, an arc block (8) is fixedly connected to the bottom of the connecting plate (7), a plurality of top blocks (9) are fixedly connected to the top of the connecting plate (7), a servo motor (10) is installed on one side of the top of the machine body (1), a threaded rod (11) is fixedly connected to the output end of the servo motor (10), a scraper (12) is threadedly connected to the outer side of the threaded rod (11), and both ends of the scraper (12) are connected to the The machine body (1) is slidably connected, the scraper (12) is arranged on the top of the filter plate (2), one side of the scraper (12) is fixedly connected to a connecting rod (13), one end of the connecting rod (13) is fixedly connected to a closing plate (14), a side of the machine body (1) away from the servo motor (10) is provided with a debris discharge port (15) matching the closing plate (14), the bottom of the machine body (1) is provided with a dosing mechanism (16) for uniform dosing, the dosing mechanism (16) comprises a driving motor (161) fixedly connected to the bottom of the machine body (1), the output end of the driving motor (161) is fixedly connected to a driving gear (162), the outer side of the driving gear (162) is meshingly connected to a driven gear (163), and the inner part of the driven gear (163) is fixedly connected to a stirring rod (4).

2. A municipal sewage treatment device according to claim 1, characterized in that: Sliding rods (17) are slidably connected to both sides of the connecting plate (7); the top of the sliding rod (17) is fixedly connected to the filter plate (2); and the bottom of the sliding rod (17) is fixedly connected to the machine body (1) via a protrusion.

3. A municipal sewage treatment device according to claim 1, characterized in that: The top of the driving gear (162) is movably connected to the machine body (1) via a rotating shaft, and the bottom of the stirring rod (4) is movably connected to a bent pipe (164) via a bearing.

4. A municipal sewage treatment device according to claim 3, characterized in that: One end of the curved pipe (164) is fixedly connected to a pressure pump (165), and the bottom of the pressure pump (165) is fixedly connected to the machine body (1).

5. A municipal sewage treatment device according to claim 4, characterized in that: The input end of the pressure pump (165) is fixedly connected to a dosing pipe (166), and the interior of the stirring rod (4) is provided with a dosing tank (167) which is connected to the bent pipe (164).

6. A municipal sewage treatment device according to claim 5, characterized in that: One end of the medicine adding tank (167) is connected to a medicine spraying pipe (168), and one end of the medicine spraying pipe (168) is fixedly connected to the stirring rod (4).

7. A municipal sewage treatment device according to claim 6, characterized in that: The bottom of the medicine spraying pipe (168) is connected to a plurality of groups of medicine spraying openings, and the plurality of groups of medicine spraying openings are distributed at equal intervals.

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