Breeding sewage pretreatment device

Abstract

The utility model relates to the technical field of sewage treatment, and discloses an aquaculture sewage pretreatment device which comprises a sewage tank, the left side of the sewage tank is fixedly connected with a shell, the interior of the shell is fixedly connected with a driving assembly, the exterior of the driving assembly is fixedly connected with a driving rod, the exterior of the driving rod is fixedly connected with a stirring assembly, and the stirring assembly is fixedly connected with the left side of the sewage tank. A driving bevel gear is fixedly connected to the exterior of the driving rod, a driven bevel gear is rotatably connected to the interior of the shell, an eccentric wheel is fixedly connected to the bottom of the driven bevel gear, a rotating plate is rotatably connected to the exterior of the eccentric wheel, and an extension rod is rotatably connected to the other end of the rotating plate. According to the sewage treatment device, the driving wheel can drive the driven wheel to rotate through the belt, then the driving rod and the driven rod can drive the stirring blades to rotate in the sewage tank, and then sewage in the sewage tank can be stirred.

Description

Technical Field

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

[0002] Aquaculture wastewater pretreatment device is a device or system used to treat aquaculture wastewater and pretreat solid particles, organic matter, nitrogen, phosphorus and other pollutants therein to reduce the negative impact on the environment and improve the subsequent treatment effect of wastewater.

[0003] After searching, a sewage pretreatment device for aquaculture with the announcement number CN212491800U includes a fixing frame, the outer surface of the water tank is fixedly connected to the inner wall of the treatment box, the top of the water tank is fixedly connected to the top of the inner wall of the treatment box, the bottom of the water tank is fitted to the top of the push plate, the left side of the push plate is fitted to the left side of the inner wall of the treatment box, the bottom of the push plate is fitted to the top of the filter plate, the rear end bottom of the push plate is fixedly connected to the front end of the brush, and the bottom of the brush is fitted to the top of the filter plate. The utility model can effectively remove feces in the blocked filter hole through the brush, so as to prevent the filter hole from being blocked and affecting the subsequent sewage solid-liquid separation operation, and further prevent microorganisms from breeding on the filter plate. By installing a water tank on the top of the filter plate, when the sewage is treated, the filter plate is evenly sprayed with water through the holes at the bottom of the water tank to clean the filter plate and prevent the filter plate from breeding microorganisms.

[0004] The above patent mentioned that "the bottom of the brush fits the top of the filter plate", but in actual use, although the bottom plate can be cleaned by the brush, multiple driving sources are used to drive the device to operate. The introduction of multiple driving sources will increase the manufacturing cost and procurement cost of the device. In addition, additional costs in terms of maintenance, debugging and energy consumption also need to be considered. Therefore, in response to the above problems, a farm wastewater pretreatment device is proposed. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides an aquaculture wastewater pretreatment device, which aims to improve the problem that some aquaculture wastewater pretreatment devices in the prior art use multiple driving sources to drive the device to operate.

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

[0007] A pretreatment device for aquaculture sewage, comprising a sewage tank, a shell fixedly connected to the left side of the sewage tank, a driving assembly fixedly connected to the inside of the shell, an active rod fixedly connected to the outside of the driving assembly, a stirring assembly fixedly connected to the outside of the active rod, an active bevel gear fixedly connected to the outside of the active rod, an eccentric wheel fixedly connected to the bottom of the driven bevel gear, a rotating plate rotatably connected to the outside of the eccentric wheel, an extension rod rotatably connected to the other end of the rotating plate, and a scraper fixedly connected to the other end of the extension rod;

[0008] As a further description of the above technical solution:

[0009] The driving assembly comprises a motor, a driving end of the motor is fixedly connected to a driving wheel, a belt is sleeved on the outside of the driving wheel, and the outside of the motor is fixedly connected to the inside of the housing;

[0010] As a further description of the above technical solution:

[0011] The stirring assembly comprises a stirring blade, the outside of which is fixedly connected to the outside of the active rod, the inside of the sewage tank is rotatably connected to a driven rod, and the left side of the driven rod is fixedly connected to a driven wheel;

[0012] As a further description of the above technical solution:

[0013] The interior of the sewage tank is fixedly connected to a limit rod, and the exterior of the scraper is slidably connected to the exterior of the limit rod;

[0014] As a further description of the above technical solution:

[0015] The outer portion of the extension rod is slidably connected to the interior of the sewage tank, and the outer portion of the scraper is slidably connected to the interior of the sewage tank;

[0016] As a further description of the above technical solution:

[0017] The bottom of the shell is fixedly connected with a feed pipe, the bottom of the sewage tank is fixedly connected with a table leg, and the adjacent sides of the two table legs are fixedly connected with a storage box;

[0018] As a further description of the above technical solution:

[0019] The left side of the sewage tank is fixedly connected with a flocculant tank, the top of the flocculant tank is fixedly connected with a pump body, and the output end of the pump body is fixedly connected with a water outlet pipe;

[0020] As a further description of the above technical solution:

[0021] The interior of the sewage tank is fixedly connected with a filter plate, and the exterior of the water outlet pipe is in contact with the exterior of the filter plate.

[0022] The utility model has the following beneficial effects:

[0023] 1. In the utility model, by starting the motor, the motor can drive the driving wheel to rotate, so that the driving wheel can drive the driven wheel to rotate through the belt, and then the active rod and the driven rod can drive the stirring blade to rotate inside the sewage tank, and then the sewage inside the sewage tank can be stirred.

[0024] 2. In the utility model, the motor can drive the active bevel gear to rotate, the active bevel gear can drive the driven bevel gear to rotate, the driven bevel gear rotates the eccentric wheel, the eccentric wheel can drive the rotating plate to rotate, and the rotating plate can drive the scraper to slide inside the sewage tank through the extension rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a three-dimensional schematic diagram of a breeding wastewater pretreatment device proposed by the utility model;

[0026] Figure 2 This is a structural schematic diagram of a feed pipe of an aquaculture wastewater pretreatment device proposed by the utility model;

[0027] Figure 3 This is a schematic diagram of the structure of the stirring blade of an aquaculture wastewater pretreatment device proposed by the utility model;

[0028] Figure 4 This is a structural schematic diagram of an eccentric wheel of an aquaculture wastewater pretreatment device proposed by the utility model.

[0029] Legend:

[0030] 1. Sewage tank; 2. Shell; 3. Motor; 4. Driving wheel; 5. Belt; 6. Driving rod; 7. Stirring blade; 8. Driven rod; 9. Driven wheel; 10. Driving bevel gear; 11. Driven bevel gear; 12. Eccentric wheel; 13. Rotating plate; 14. Extension rod; 15. Scraper; 16. Limit rod; 17. Feeding pipe; 18. Storage box; 19. Flocculant box; 20. Pump body; 21. Outlet pipe; 22. Filter plate. DETAILED DESCRIPTION

[0031] 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.

[0032] Reference Figure 1-Figure 3 The utility model provides an embodiment: a pretreatment device for aquaculture sewage, including a sewage tank 1, which is used to temporarily store sewage to be treated and provide space for stirring and pretreatment. The left side of the sewage tank 1 is fixedly connected with a shell 2 for protecting the internal driving component. The inside of the shell 2 is fixedly connected with a driving component. The driving component includes a motor 3, which provides the necessary torque to drive the stirring mechanism. The driving end of the motor 3 is fixedly connected with a driving wheel 4. The outer sleeve of the driving wheel 4 is provided with a belt 5, which is sleeved on the driving wheel 4 to transmit the power of the motor to the active rod 6 to realize power transmission. The outside of the motor 3 is fixedly connected to the inside of the shell 2, and the outside of the driving component is fixedly connected with an active rod 6 to transmit the power from the motor 3 to drive the stirring component to work. The outside of the active rod 6 is fixedly connected with a stirring component. The stirring component includes a stirring blade 7. When the active rod 6 rotates, the stirring blade 7 stirs the sewage to separate the solid matter from the sewage. The stirring blade 7 is fixedly connected to the outside of the active rod 6, and the internal rotation of the sewage tank 1 is connected to the driven rod 8. The left side of the driven rod 8 is fixedly connected to the driven wheel 9. The external part of the active rod 6 is fixedly connected to the active bevel gear 10. The internal rotation of the shell 2 is connected to the driven bevel gear 11, which cooperates with the active bevel gear 10 to convert the power direction and transmit it to the eccentric wheel 12. The bottom of the driven bevel gear 11 is fixedly connected to the eccentric wheel 12. The external rotation of the eccentric wheel 12 is connected to the rotating plate 13, and its eccentric rotation can transmit power to the scraper 15 through the rotating plate 13 and the extension rod 14. The other end of the rotating plate 13 is rotatably connected to the extension rod 14 to amplify the movement of the rotating plate 13 so as to better remove the sediment in the sewage tank, convert the rotational motion of the eccentric wheel 12 into reciprocating motion, and the other end of the extension rod 14 is fixedly connected to the scraper 15.

[0033] Reference Figure 3-Figure 4The interior of the sewage tank 1 is fixedly connected with a limit rod 16, which is used to provide a linear motion trajectory for the scraper 15, ensuring that the scraper 15 moves stably along a predetermined path while avoiding damage or failure due to deviation. The outside of the scraper 15 is slidably connected to the outside of the limit rod 16, the outside of the extension rod 14 is slidably connected to the inside of the sewage tank 1, and the outside of the scraper 15 is slidably connected to the inside of the sewage tank 1. The bottom of the shell 2 is fixedly connected with a discharge pipe 17, which is used to discharge the solid impurities separated from the stirred sewage to the storage tank 18. The bottom of the sewage tank 1 is fixedly connected with table legs to ensure stability during the sewage treatment process. A storage box 18 is fixedly connected to the adjacent side of the two table legs, and a flocculant box 19 is fixedly connected to the left side of the sewage tank 1 for storing flocculants, which are chemical substances that can promote the agglomeration of suspended particles in sewage into larger agglomerates so that they can be more easily removed by filtration or sedimentation. A pump body 20 is fixedly connected to the top of the flocculant tank 19, and its function is to pump the flocculant into the sewage to promote the coagulation and precipitation of impurities in the sewage. An outlet pipe 21 is fixedly connected to the output end of the pump body 20, and a filter plate 22 is fixedly connected to the interior of the sewage tank 1, and the exterior of the outlet pipe 21 is in contact with the exterior of the filter plate 22.

[0034] Working principle: by starting the motor 3, under the drive of the motor 3, the motor 3 can drive the driving wheel 4 to rotate, under the rotation of the driving wheel 4, the driving wheel 4 can drive the driven wheel 9 to rotate through the belt 5, and then the active rod 6 and the driven rod 8 can drive the stirring blade 7 to rotate inside the sewage tank 1, and then the sewage inside the sewage tank 1 can be stirred, and under the start of the motor 3, the motor 3 can drive the active bevel gear 10 to rotate, under the rotation of the active bevel gear 10, the active bevel gear 10 can drive the driven bevel gear 11 to rotate, so that the driven bevel gear 11 rotates the eccentric wheel 12, under the rotation of the eccentric wheel 12, the eccentric wheel 12 can drive the rotating plate 13 to rotate, under the rotation of the rotating plate 13, the rotating plate 13 can drive the scraper 15 to slide inside the sewage tank 1 through the extension rod 14, because of the limit rod 16, the scraper 15 will not be detached from the inside of the sewage tank 1.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can 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 should be included in the protection scope of the present invention.

Claims

1. A pretreatment device for aquaculture wastewater, comprising a wastewater tank (1), characterized in that: The left side of the sewage tank (1) is fixedly connected to a shell (2), the interior of the shell (2) is fixedly connected to a driving assembly, the exterior of the driving assembly is fixedly connected to an active rod (6), the exterior of the active rod (6) is fixedly connected to a stirring assembly, the exterior of the active rod (6) is fixedly connected to an active bevel gear (10), the interior of the shell (2) is rotatably connected to a driven bevel gear (11), the bottom of the driven bevel gear (11) is fixedly connected to an eccentric wheel (12), the exterior of the eccentric wheel (12) is rotatably connected to a rotating plate (13), the other end of the rotating plate (13) is rotatably connected to an extension rod (14), and the other end of the extension rod (14) is fixedly connected to a scraper (15).

2. The aquaculture wastewater pretreatment device according to claim 1, characterized in that: The driving assembly comprises a motor (3), a driving end of the motor (3) being fixedly connected to a driving wheel (4), an outer portion of the driving wheel (4) being sleeved with a belt (5), and an outer portion of the motor (3) being fixedly connected to an inner portion of the housing (2).

3. The aquaculture wastewater pretreatment device according to claim 1, characterized in that: The stirring assembly comprises a stirring blade (7), the outside of the stirring blade (7) is fixedly connected to the outside of the active rod (6), the inside of the sewage tank (1) is rotatably connected to a driven rod (8), and the left side of the driven rod (8) is fixedly connected to a driven wheel (9).

4. The aquaculture wastewater pretreatment device according to claim 1, characterized in that: The interior of the sewage tank (1) is fixedly connected to a limiting rod (16), and the exterior of the scraper (15) is slidably connected to the exterior of the limiting rod (16).

5. The aquaculture wastewater pretreatment device according to claim 1, characterized in that: The outside of the extension rod (14) is slidably connected to the inside of the sewage tank (1), and the outside of the scraper (15) is slidably connected to the inside of the sewage tank (1).

6. The aquaculture wastewater pretreatment device according to claim 1, characterized in that: The bottom of the shell (2) is fixedly connected to a feed pipe (17), the bottom of the sewage tank (1) is fixedly connected to a table leg, and the adjacent sides of the two table legs are fixedly connected to a storage box (18).

7. The aquaculture wastewater pretreatment device according to claim 1, characterized in that: The left side of the sewage tank (1) is fixedly connected to a flocculant tank (19), the top of the flocculant tank (19) is fixedly connected to a pump body (20), and the output end of the pump body (20) is fixedly connected to a water outlet pipe (21).

8. The aquaculture wastewater pretreatment device according to claim 7, characterized in that: A filter plate (22) is fixedly connected to the interior of the sewage tank (1), and the exterior of the water outlet pipe (21) is in contact with the exterior of the filter plate (22).

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