Oil removal and filtration equipment for oily wastewater

Abstract

The utility model relates to the technical field of filtering devices, and discloses oily wastewater deoiling and filtering equipment which comprises a hollow mixing barrel, a stirring assembly is arranged in a cavity of the mixing barrel and comprises a rotating shaft and a stirring rod, a driving assembly is arranged below the mixing barrel, and the rotating shaft is connected with the driving assembly. The driving assembly comprises a first gear, a second gear and a driving motor, a first supporting column is fixedly mounted at the bottom end of the mixing barrel, and a separation assembly is arranged on one side of the mixing barrel and comprises a separation box and a filter screen. The driving assembly is arranged outside the mixing barrel, so that the driving assembly can be protected, the service life of the device is prolonged, a first gear is prevented from being corroded in a mixing barrel cavity, the separation assembly for separating flocculates, impurities and water is arranged on one side of the mixing barrel, the flocculates, the impurities and the water can be rapidly separated, and the mixing efficiency is improved. Floccules and impurities roll downwards on the filter screen, so that the filter screen is prevented from being blocked, and the floccules and the impurities are convenient to clean.

Description

Technical Field

[0001] The utility model relates to the technical field of filtering devices, in particular to an oily wastewater oil removal filtering device. Background Art

[0002] The prior art discloses a super filtration and reuse device for deoiling wastewater of an electroplating production line (patent application number: CN216998009U), comprising a device housing, a water inlet pipe is bolted to the top end of the device housing, a drain pipe is bolted to the bottom end of the device housing, a solenoid valve is bolted to the drain pipe, a servo motor is welded and fixed to the bottom end surface of the device housing, an output end of the servo motor is connected to a fixed shaft, a first bevel gear and a filter plate are welded and fixed to the fixed shaft, a second bevel gear is meshingly connected to the first bevel gear, and the device is provided with a stirring rod.

[0003] The existing technology can further improve the mixing efficiency and uniformity between wastewater, flocculant and deoiling agent, thereby effectively avoiding the problem of incomplete purification of wastewater at the side. However, the driving structure of the existing technology is arranged in the device casing. During the oily wastewater purification process, the driving structure is always immersed in the mixed liquid, which affects the service life of the device. At the same time, flocculants and impurities may also hinder the operation of the device.

[0004] Therefore, those skilled in the art provide an oil wastewater oil removal and filtration device to solve the problems raised in the above background technology. Utility Model Content

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides an oily wastewater oil removal and filtering device.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an oil wastewater oil removal and filtration equipment, including a mixing barrel, which is hollow. A stirring component for stirring the oil wastewater is arranged in the cavity of the mixing barrel, and the stirring component includes a rotating shaft and a stirring rod. A driving component for driving the rotating shaft is arranged below the mixing barrel, and the driving component includes a first gear, a second gear and a driving motor. A first supporting column is fixedly installed at the bottom end of the mixing barrel, and a separation component for separating flocculants and impurities from water is arranged on one side of the mixing barrel, and the separation component includes a separation box and a filter.

[0007] Preferably, one end of the rotating shaft is located in the cavity of the mixing barrel, the rotating shaft movably passes through the bottom end of the mixing barrel, the rotating shaft and the mixing barrel are installed through a sealed bearing, and the stirring rod is fixedly installed on the outer wall surface of the rotating shaft.

[0008] Preferably, the first gear is fixedly mounted on an end of the rotating shaft away from the mixing barrel, the rotating shaft fixedly passes through the first gear, the number of the rotating shafts is multiple, and the number of the first gears corresponds to the number of the rotating shafts.

[0009] Preferably, the second gear is movably engaged with the plurality of first gears, and the output end of the drive motor is fixedly connected to the second gear.

[0010] Preferably, a connecting pipe is provided between the mixing barrel and the separation box, and a water pump is provided on the outer wall surface of the connecting pipe.

[0011] Preferably, the separation box is a rectangular body with a hollow top, and second support columns are fixedly installed at the four corners of the bottom wall of the separation box. The bottom of the separation box is fixedly connected to a water pipe, and the water pipe is connected to the cavity of the separation box.

[0012] Preferably, an inclined chute is provided in the cavity of the separation box, and the filter is arranged in the inclined chute.

[0013] The utility model provides an oil wastewater oil removal and filtering device, which has the following beneficial effects:

[0014] (1) In the oil wastewater deoiling and filtering equipment, the driving component is arranged outside the mixing barrel to protect the driving component, extend the service life of the device, and prevent the first gear from being corroded in the mixing barrel cavity. By arranging a separation component for separating floccules and impurities from water on one side of the mixing barrel, floccules and impurities can be quickly separated from water, and floccules and impurities can roll downward on the filter screen to avoid clogging of the filter screen, which is also convenient for cleaning floccules and impurities.

[0015] (2) This oil wastewater oil removal and filtration equipment has multiple rotating shafts. The rotating shaft is fixed and passes through the first gear. The second gear is movably engaged with the corresponding multiple first gears. The driving motor drives the second gear to rotate during operation. The second gear drives the multiple first gears to drive the corresponding rotating shafts to rotate to complete the stirring work.

[0016] (3) The oil wastewater deoiling and filtering equipment is provided with a connecting pipe to connect the mixing barrel with the separation box, and a water pump is provided to adjust the flow rate within a reasonable range. An inclined trough is provided in the cavity of the separation box, and a filter is provided in the inclined trough. The filter can separate floccules and impurities from water. The floccules and impurities are retained above the filter, and water flows out from the sewer pipe below. The filter is provided with an inclined device, and the floccules and impurities roll along the filter due to their own gravity and inertia, which is convenient for cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional structural diagram of an oil wastewater oil removal and filtering device of the utility model;

[0018] Figure 2 This is a three-dimensional structural diagram of a stirring assembly of an oily wastewater oil removal and filtration device of the utility model;

[0019] Figure 3 This is a three-dimensional structural diagram of a driving component of an oily wastewater oil removal and filtering device of the utility model;

[0020] Figure 4 This is a three-dimensional structural diagram of a separation component of an oily wastewater oil removal and filtration device of the utility model;

[0021] Figure 5 This is a schematic diagram of the installation position of the filter screen and separation box of an oil wastewater oil removal filtering device of the utility model.

[0022] Legend:

[0023] 10. Mixing barrel; 11. First support column; 12. Driving assembly; 13. Connecting pipe; 14. Water pump; 15. Separation assembly; 16. Rotating shaft; 17. Stirring rod; 18. First gear; 19. Second gear; 20. Driving motor; 21. Separation box; 22. Drain pipe; 23. Second support column; 24. Filter. DETAILED DESCRIPTION

[0024] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0025] In the description of the embodiments of the present utility model, it should be noted that the terms "center", "upper", "lower", "inner", "outer", "side", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0026] In the description of the embodiments of the present utility model, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" 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 embodiments of the present utility model can be understood according to specific circumstances.

[0027] like Figure 1-5 As shown: an oil wastewater oil removal and filtration equipment includes a mixing barrel 10, which is hollow. A stirring component for stirring the oil wastewater is arranged in the cavity of the mixing barrel 10, and the stirring component includes a rotating shaft 16 and a stirring rod 17. A driving component 12 for driving the rotating shaft 16 is arranged below the mixing barrel 10, and the driving component 12 includes a first gear 18, a second gear 19 and a driving motor 20. A first supporting column 11 is fixedly installed at the bottom end of the mixing barrel 10, and a separation component 15 for separating flocculants and impurities from water is arranged on one side of the mixing barrel 10, and the separation component 15 includes a separation box 21 and a filter screen 24.

[0028] Specifically, compared with the prior art, the present application arranges the drive component 12 outside the mixing barrel 10 to protect the drive component 12, extend the service life of the device, and prevent the first gear 18 from being corroded in the cavity of the mixing barrel 10. By arranging a separation component 15 on one side of the mixing barrel 10 to separate floccules and impurities from water, floccules, impurities and water can be quickly separated, and floccules and impurities roll downward on the filter screen 24 to avoid clogging of the filter screen 24, which is also convenient for cleaning floccules and impurities.

[0029] One end of the rotating shaft 16 is located in the cavity of the mixing barrel 10 , and the rotating shaft 16 movably passes through the bottom end of the mixing barrel 10 . The rotating shaft 16 and the mixing barrel 10 are installed through a sealed bearing, and the stirring rod 17 is fixedly installed on the outer wall surface of the rotating shaft 16 .

[0030] Specifically, the rotating shaft 16 and the mixing barrel 10 are installed through a sealed bearing, and the stirring rod 17 is fixedly installed on the outer wall surface of the rotating shaft 16. During the rotation of the rotating shaft 16, the stirring rod 17 is driven to rotate to mix and stir the oil wastewater, flocculation purifier and deoiling agent in the mixing barrel 10 cavity.

[0031] The first gear 18 is fixedly mounted on one end of the rotating shaft 16 away from the mixing barrel 10, and the rotating shaft 16 is fixedly passed through the first gear 18. There are multiple rotating shafts 16, and the first gears 18 correspond to the number of rotating shafts 16. The second gear 19 is movably engaged with the multiple first gears 18, and the output end of the driving motor 20 is fixedly connected to the second gear 19.

[0032] Specifically, there are multiple rotating shafts 16, which are fixedly passed through the first gear 18, and the second gear 19 is movably engaged with the corresponding multiple first gears 18. The driving motor 20 drives the second gear 19 to rotate during operation, and the second gear 19 drives the multiple first gears 18 to drive the corresponding rotating shafts 16 to rotate to complete the stirring work.

[0033] A connecting pipe 13 is provided between the mixing barrel 10 and the separation box 21, and a water pump 14 is provided on the outer wall of the connecting pipe 13. The separation box 21 is a rectangular body with a hollow top, and second support columns 23 are fixedly installed at the four corners of the bottom wall of the separation box 21. A downpipe 22 is fixedly connected to the bottom of the separation box 21, and the downpipe 22 is connected to the cavity of the separation box 21. An inclined chute is provided in the cavity of the separation box 21, and a filter screen 24 is provided in the chute.

[0034] Specifically, a connecting pipe 13 is provided to connect the mixing barrel 10 with the separation box 21, and a water pump 14 is provided to adjust the flow rate within a reasonable range. An inclined trough is provided in the cavity of the separation box 21, and a filter screen 24 is provided in the inclined trough. The filter screen 24 can separate floccules and impurities from water. The floccules and impurities remain above the filter screen 24, and water flows out from the sewer pipe 22 below. The filter screen 24 is provided as an inclined device, and the floccules and impurities roll along the filter screen 24 due to their own gravity and inertia, so as to facilitate cleaning.

[0035] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. An oily wastewater deoiling and filtering device, comprising a mixing barrel (10), the mixing barrel (10) being hollow, a stirring assembly for stirring the oily wastewater being arranged in the cavity of the mixing barrel (10), characterized in that: The stirring assembly comprises a rotating shaft (16) and a stirring rod (17); a driving assembly (12) for driving the rotating shaft (16) is arranged below the mixing barrel (10); the driving assembly (12) comprises a first gear (18), a second gear (19) and a driving motor (20); a first supporting column (11) is fixedly mounted at the bottom end of the mixing barrel (10); a separation assembly (15) for separating flocculants and impurities from water is arranged on one side of the mixing barrel (10); the separation assembly (15) comprises a separation box (21) and a filter screen (24).

2. The oily wastewater deoiling and filtering equipment according to claim 1 is characterized in that: One end of the rotating shaft (16) is located in the cavity of the mixing barrel (10), the rotating shaft (16) movably passes through the bottom end of the mixing barrel (10), the rotating shaft (16) and the mixing barrel (10) are installed via a sealed bearing, and the stirring rod (17) is fixedly installed on the outer wall surface of the rotating shaft (16).

3. The oily wastewater deoiling and filtering equipment according to claim 1 is characterized in that: The first gear (18) is fixedly mounted on an end of the rotating shaft (16) away from the mixing barrel (10); the rotating shaft (16) is fixedly passed through the first gear (18); there are a plurality of rotating shafts (16); and the number of the first gears (18) corresponds to the number of the rotating shafts (16).

4. The oily wastewater deoiling and filtering equipment according to claim 1 is characterized in that: The second gear (19) is movably meshed with the plurality of first gears (18), and the output end of the driving motor (20) is fixedly connected to the second gear (19).

5. The oily wastewater deoiling and filtering equipment according to claim 1 is characterized in that: A connecting pipe (13) is provided between the mixing barrel (10) and the separation box (21), and a water pump (14) is provided on the outer wall surface of the connecting pipe (13).

6. The oily wastewater deoiling and filtering equipment according to claim 1 is characterized by: The separation box (21) is a rectangular body with a hollow top, and second support columns (23) are fixedly mounted on four corners of the bottom wall of the separation box (21). The bottom end of the separation box (21) is fixedly connected to a downpipe (22), and the downpipe (22) is connected to the cavity of the separation box (21).

7. The oily wastewater deoiling and filtering equipment according to claim 6 is characterized in that: An inclined chute is provided in the cavity of the separation box (21), and the filter screen (24) is arranged in the inclined chute.

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