CN211381175U - Device for removing oil stain on water surface - Google Patents

Abstract

The utility model discloses a device for removing oil stain on water surface, which comprises a cleaning cylinder body, a drum component and a motor component, wherein the drum component comprises a first semi-cylindrical shell, a first front baffle, a first rear baffle and a baffle plate, the first semi-cylindrical shell, the first front baffle, the first rear baffle and the baffle plate mutually enclose to form a first semi-cylindrical inner cavity, the outer wall of the first semi-cylindrical shell is respectively provided with an inflow port and an overflow port, the height from the overflow port to the baffle plate is greater than that from the inflow port to the baffle plate, the motor component drives the drum component to rotate, the cleaning cylinder body is provided with an oil discharge groove, the drum component is arranged on the cleaning cylinder body and leads the baffle plate to be in a horizontal position, when the clapboard is positioned under the water containing oil, the oil-containing sewage in the cleaning cylinder body can flow into the first semi-cylindrical inner cavity from the inflow port, when the motor component drives the rotary drum component to rotate to the position where the overflow outlet is communicated with the oil discharge groove, oily sewage in the first semi-cylindrical inner cavity overflows into the oil discharge groove from the overflow outlet. The utility model discloses chemical detergent dependence and emission have been reduced.

Description

Device for removing oil stain on water surface

Technical Field

The utility model relates to a tableware cleaning technology field especially relates to a get rid of surface of water greasy dirt device.

Background

No matter the family, restaurant, hotel or dining room, the dish bowl after the meal all is stained with a large amount of oil stain, generally adds clear water and detergent in washing the pond, or uses the mode of spraying to wash away the oil stain on the dish bowl, washs afterwards, can remain the greasy dirt in the washing pond, if will wash the greasy dirt direct discharge in the pond, the sewage of emission can influence the environment. Therefore, at present, in order to remove oil stains, people generally add a large amount of water and detergent into a cleaning pool to remove the oil stains, the method for removing the oil stains wastes a large amount of detergent and water resources, even can cause a large amount of chemical liquid after emulsification to be discharged into a sewer, causes the burden of urban sewage treatment to be aggravated, and has low efficiency and poor oil stain removing effect in manual oil stain removal.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a device for removing oil stains on water surface, which reduces the use of detergent and improves the oil stain discharge efficiency.

The purpose of the utility model is realized by adopting the following technical scheme:

a device for removing oil stain on water surface comprises a cleaning cylinder body, a rotary cylinder assembly and a motor assembly, wherein the rotary cylinder assembly comprises a first semi-cylindrical shell, a first front baffle, a first rear baffle and a partition plate, the first semi-cylindrical shell, the first front baffle, the first rear baffle and the partition plate mutually enclose to form a first semi-cylindrical inner cavity, the outer wall of the first semi-cylindrical shell is respectively provided with an inflow port and an overflow port communicated with the first semi-cylindrical inner cavity, the height from the overflow port to the partition plate is larger than the height from the inflow port to the partition plate, the motor assembly is in driving connection with the rotary cylinder assembly and is used for driving the rotary cylinder assembly to rotate, the cleaning cylinder body is provided with an oil drainage groove, the rotary cylinder assembly is arranged on the cleaning cylinder body and enables the partition plate to be in a horizontal position, when the partition plate is positioned under oil stain water, the oil stain in the cleaning cylinder body can flow into the first semi-cylindrical inner cavity from the inflow port, when the motor assembly drives the drum assembly to rotate to the position where the overflow outlet is communicated with the oil discharge groove in the first direction, the oily sewage in the first semi-cylindrical inner cavity can overflow from the overflow outlet into the oil discharge groove.

Further, the motor assembly comprises a servo motor and a rotating shaft connected with an output shaft of the servo motor, and the rotating shaft is connected with the partition plate.

Furthermore, the device for removing the oil stain on the water surface further comprises an overflow pipeline, a filtering cylinder body and a reclaimed water pipeline, wherein one end of the overflow pipeline is connected with the oil discharge groove, the other end of the overflow pipeline is connected with the filtering cylinder body, one end of the reclaimed water pipeline is connected with the filtering cylinder body through a water pump, the other end of the reclaimed water pipeline is communicated with the cleaning cylinder body, and the filtering cylinder body is used for filtering oily sewage flowing out of the overflow pipeline.

Further, get rid of surface of water greasy dirt device is still including the support otter board that has first net and have the movable filter plate of second net, support the otter board install in filter cylinder body is inside and will filter cylinder body internal portion separates into epicoele and cavity of resorption, movable filter plate demountable installation in filter cylinder body is internal, just movable filter plate is located support the top of otter board, movable filter plate upper berth is equipped with adsorbing material.

Further, the adsorption material is sponge or filter paper.

Further, the diameter of the second mesh is smaller than the diameter of the first mesh.

Furthermore, the movable filter plate is provided with at least one handle or a handle.

Further, the drum assembly further comprises a second semi-cylindrical shell, a second front baffle and a second rear baffle, wherein a second semi-cylindrical inner cavity is formed by the second semi-cylindrical shell, the second front baffle, the second rear baffle and the partition board in a surrounding mode, a first opening and a second opening which are communicated with the second semi-cylindrical inner cavity are formed in the outer wall of the second semi-cylindrical shell, and when the partition board is located under cleaning water, the second semi-cylindrical inner cavity is filled with cleaning water.

Further, the inflow port and the outflow port extend in the axial direction of the first semi-cylindrical housing, and the first opening and the second opening extend in the axial direction of the second semi-cylindrical housing.

Compared with the prior art, the beneficial effects of the utility model reside in that:

according to the characteristic that oil is lighter than water, the separating plate of the drum component is soaked under water, so that oily sewage in the cleaning cylinder body can flow into the first semi-cylindrical inner cavity from the inflow port; then when the motor component drives the rotary drum component to rotate to the position where the overflow outlet is communicated with the oil discharge groove along the first direction, oily sewage in the first semi-cylindrical inner cavity can overflow into the oil discharge groove from the overflow outlet, so that the oily sewage in the cleaning cylinder body is discharged, after the oily sewage in the first semi-cylindrical inner cavity is discharged, the motor component drives the rotary drum component to reset, because the water level in the first semi-cylindrical inner cavity is lower, surface water in the cleaning cylinder body can carry floating oil impurities on the water meter, under the action of gravity, the oily sewage in the cleaning cylinder body flows into the first semi-cylindrical inner cavity from the inflow port, the motor component rotates the same angle again, so that the oily sewage in the first semi-cylindrical inner cavity can overflow into the oil discharge groove from the overflow outlet, oil is discharged in such a circulating manner, and the oil removal efficiency can be improved, and the oil removal effect is better. Furthermore, the utility model belongs to the adoption of the pure physical means to skimming the floating oil and the residue in the dish washing equipment, so the mode can greatly reduce the dependence on the detergent in the conventional technical means.

Drawings

Fig. 1 is a schematic view of a drum assembly of a device for removing oil stains on water surface provided by the present invention;

fig. 2 is a sectional view of a drum assembly of the device for removing oil stains on water surface provided by the present invention;

fig. 3 is a top view of the device for removing oil stains on water surface provided by the present invention;

fig. 4 is one of the cross-sectional views of the device for removing oil stains from water surface according to the present invention, which shows the oil which is not discharged;

fig. 5 is a second cross-sectional view of the device for removing oil stains from water surface according to the present invention, which shows the oil drainage state;

fig. 6 is one of the schematic diagrams of the filtration of the device for removing oil stains on water surface provided by the present invention;

fig. 7 is a second schematic view of the filtering of the device for removing oil contamination from water according to the present invention.

In the figure: 1. washing water; 2. greasy dirt; 10. a drum assembly; 100. a first semi-cylindrical housing; 101. a first front baffle; 102. a first tailgate; 103. a partition plate; 104. an inlet port; 105. an overflow outlet; 106. a second front baffle; 107. a second tailgate; 108. a first opening; 109. a second opening; 110. a first semi-cylindrical inner cavity; 111. a second semi-cylindrical inner cavity; 112. a second semi-cylindrical housing; 20. a rotating shaft; 30. cleaning the cylinder body; 301. an oil discharge groove; 40. an overflow conduit; 50. a filtering cylinder body; 60. a reclaimed water pipeline; 70. supporting the screen plate; 80. a movable filter plate; 801. a handle.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "one," "another," and the like are used to distinguish similar elements, and these terms and other similar terms are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. Corresponding reference numerals are used throughout the figures to indicate corresponding or corresponding elements (e.g., elements identified as "1 XX" and "2 XX" are structurally identical and functionally similar).

As shown in fig. 1-7, for the device for removing oil stain on water surface provided by the present invention, the device for removing oil stain on water surface comprises a cleaning cylinder 30, a rotating drum assembly 10 and a motor assembly, wherein the rotating drum assembly 10 comprises a first semi-cylindrical shell 100, a first front baffle 101, a first rear baffle 102 and a partition 103, the first semi-cylindrical shell 100, the first front baffle 101, the first rear baffle 102 and the partition 103 mutually enclose to form a first semi-cylindrical inner cavity 110, the outer wall of the first semi-cylindrical shell 100 is respectively provided with an inflow port 104 and an outflow port 105 communicated with the first semi-cylindrical inner cavity 110, the height from the outflow port 105 to the partition 103 is greater than the height from the inflow port 104 to the partition 103, the motor assembly is in driving connection with the rotating drum assembly 10 and is used for driving the rotating drum assembly 10, the cleaning cylinder 30 is provided with an oil drainage groove 301, the drum assembly 10 is installed in the cleaning cylinder 30 and the partition plate 103 is in a horizontal position, when the partition plate 103 is located under the water containing oil, the oil-containing sewage in the cleaning cylinder 30 can flow into the first semi-cylindrical inner cavity 110 from the inlet 104, and when the motor assembly drives the drum assembly 10 to rotate in a first direction to a position where the overflow outlet 105 is communicated with the oil discharge groove 301, the oil-containing sewage in the first semi-cylindrical inner cavity 110 can overflow into the oil discharge groove 301 from the overflow outlet 105.

In the present embodiment, the first front baffle 101 and the first rear baffle 102 are the same in size and shape and are both configured in a semicircular structure, the arc-shaped edge of the first front baffle 101 is fixed to the front end of the first semi-cylindrical shell 100 (the arc shape of the first front baffle 101 is the same as the arc shape of the first semi-cylindrical shell 100), the arc-shaped edge of the first rear baffle 102 is fixed to the rear end of the first semi-cylindrical shell 100 (the arc shape of the first rear baffle is the same as the arc shape of the first semi-cylindrical shell 100), the partition 103 is fixed to the bottom of the first semi-cylindrical shell 100, and the front end and the rear end of the partition 103 are respectively connected to the bottoms of the first front baffle 101 and the first rear baffle 102, such that the first semi-cylindrical shell 100, the first front baffle 101, the first rear baffle 102 and the partition 103 are combined into a semi-rotary cylinder structure having a first semi-cylindrical inner cavity 110, wherein the first semi-cylindrical shell 100, the first front, The first tailgate 102 and bulkhead 103 are of integrally formed construction.

The process of degreasing 2 according to this embodiment is as follows: placing the dishes into the washing cylinder 30, wherein the washing cylinder 30 may be provided with a basket for placing the dishes therein, then injecting washing water 1 and detergent into the washing cylinder 30, according to the characteristic that oil is lighter than water, the oil stain 2 of the dishes will float on the surface of the washing water 1, when the water injection reaches the position of the inflow opening 104, at this time, the partition plate 103 is soaked under the washing water 1, the oily sewage in the washing cylinder 30 may flow into the first semi-cylindrical inner cavity 110 from the inflow opening 104, and then the water injection is stopped; and then starting the motor assembly, when the motor assembly drives the rotary drum assembly 10 to rotate to the position where the overflow port 105 is communicated with the oil discharge groove 301 in the first direction, the oily sewage in the first semi-cylindrical inner cavity 110 can overflow from the overflow port 105 into the oil discharge groove 301, so that the oily sewage in the cleaning cylinder body 30 is discharged, after the oily sewage in the first semi-cylindrical inner cavity 110 is discharged, the motor assembly drives the rotary drum assembly 10 to reset, after the resetting, the oily sewage in the cleaning cylinder body 30 flows into the first semi-cylindrical inner cavity 110 from the inflow port 104, the motor assembly rotates again by the same angle, so that the oily sewage in the first semi-cylindrical inner cavity 110 can overflow from the overflow port 105 into the oil discharge groove 301, and the oil pollution 2 is discharged in a circulating manner, so that the oil pollution 2 discharge efficiency can be improved, the sewage discharge of chemical mixtures can be reduced, and the waste oil can be conveniently recycled.

In addition, because the water level in the first semi-cylindrical inner cavity 110 is low, the surface water in the cleaning cylinder 30 carries with the impurities of floating oil on the water meter, and automatically flows into the first semi-cylindrical inner cavity 110 through the inflow port 104 under the action of gravity. In the process, the soup ladle is not like greasy eaters in life just like the experience of drinking cantonese old fire soup, the surface layer floating oil can flow into the soup ladle after the soup ladle is pressed into the liquid surface in order to skim the floating oil in the bowl, and then the floating oil can be poured out.

Specifically, the device for removing oil stains on water surface further comprises an overflow pipeline 40, a filtering cylinder 50 and a reclaimed water pipeline 60, wherein one end of the overflow pipeline 40 is connected with the oil discharge tank 301, the other end of the overflow pipeline 40 is connected with the filtering cylinder 50, one end of the reclaimed water pipeline 60 is connected with the filtering cylinder 50 through a water pump, the other end of the reclaimed water pipeline 60 is communicated with the cleaning cylinder 30, and the filtering cylinder 50 is used for filtering oily sewage flowing out of the overflow pipeline 40.

On the basis of the structure, oily sewage in the oil discharge tank 301 flows into the filtering cylinder body 50 through the overflow pipeline 40, the filtering cylinder body 50 carries out adsorption filtering treatment on the discharged oily sewage, and filtered 'reclaimed water' flows back into the cleaning cylinder body 30 through the reclaimed water pipeline 60, so that the water quantity in the cleaning cylinder body 30 can be circularly supplemented, and the oily sewage in the cleaning cylinder body 30 can flow into the first semi-cylindrical inner cavity 110 from the inflow port 104, so that the oil pollution 2 can be discharged circularly; by returning the filtered "reclaimed water" into the washing cylinder 30, waste of water resources is reduced. It should be noted that the term "reclaimed water" is also a known matter, and refers to water that is used for treating dirty water or wastewater, and generally, after being filtered, can meet actual needs of individual production and living.

As a preferable embodiment, the device for removing oil stains from water surface further comprises a support screen 70 having a first mesh and a movable filter plate 80 having a second mesh, wherein the support screen 70 is installed inside the filter cylinder 50 and divides the inside of the filter cylinder 50 into an upper cavity and a lower cavity, the movable filter plate 80 is detachably installed inside the filter cylinder 50, the movable filter plate 80 is located above the support screen 70, and an adsorbing material is laid on the movable filter plate 80. In this embodiment, after the oily sewage flows into the filtering cylinder 50 from the overflow pipe 40, the absorbent material on the movable filtering plate 80 performs an oil absorption treatment on the oily sewage, wherein the absorbent material in this embodiment is preferably sponge or filter paper, but may be other materials with specific absorption functions; in addition, food waste from the overflow duct 40 may remain on the movable filter plate 80; it should be noted that the oily sewage includes the washing water 1 and the oil stains 2 floating on the surface of the washing water 1, and thus, after the secondary filtration of the oily sewage by the movable filter plates 80 and the support mesh plates 70, "reclaimed water" is formed, which is returned from the reclaimed water pipe 60 into the washing cylinder 30 to supplement the amount of water in the washing cylinder 30.

Specifically, the diameter of the second mesh of the movable filter plate 80 of the present embodiment is smaller than the diameter of the first mesh of the support mesh plate 70, so that food waste flowing out of the overflow duct 40 is left on the movable filter plate 80 as much as possible. In order to facilitate removal of the movable filter plate 80 from the filter cylinder 50, at least one handle 801 or a catch is attached to the movable filter plate 80, so that the movable filter plate 80 can be easily pulled out from the filter cylinder 50, so as to discard food residues on the movable filter plate 80 and replace the adsorbent.

In a preferred embodiment, the drum assembly 10 further includes a second semi-cylindrical housing 112, a second front baffle 106 and a second rear baffle 107, the second semi-cylindrical housing 112, the second front baffle 106, the second rear baffle 107 and the partition 103 mutually enclose a second semi-cylindrical inner cavity 111, an outer wall of the second semi-cylindrical housing 112 is provided with a first opening 108 and a second opening 109 communicated with the second semi-cylindrical inner cavity 111, and when the partition 103 is located below the washing water 1, the second semi-cylindrical inner cavity 111 is filled with the washing water 1. In the above structure, the second front baffle 106 and the second rear baffle 107 have the same size and shape and are both arranged in a semicircular structure, the arc-shaped edge of the second front baffle 106 is fixed at the front end of the second semi-cylindrical shell 112 (the arc shape of the second front baffle 106 is the same as the arc shape of the second semi-cylindrical shell 112), the arc-shaped edge of the second rear baffle 107 is fixed at the rear end of the second semi-cylindrical shell 112 (the arc shape of the second rear baffle is the same as the arc shape of the second semi-cylindrical shell 112), and the front end and the rear end of the partition plate 103 are respectively connected with the bottoms of the second front baffle 106 and the second rear baffle 107, so that the second semi-cylindrical shell 112, the second front baffle 106, the second rear baffle 107 and the partition plate 103 are combined into a semi-rotary cylinder structure with a second semi-cylindrical inner cavity 111. The second semi-cylindrical shell 112 is butted with the first semi-cylindrical shell 100 to form a cylindrical structure, the first front baffle 101 and the second front baffle 106 are butted to form a front circular baffle, the first rear baffle 102 and the second rear baffle 107 are butted to form a rear baffle, the partition plate 103 is respectively perpendicular to the front circular baffle and the rear circular baffle, namely, the partition plate 103 divides the cylindrical structure into an upper cavity (a first semi-cylindrical inner cavity 110) and a lower cavity (a second semi-cylindrical inner cavity 111), when the rotary drum assembly 10 is placed in the cleaning cylinder body 30, the second semi-cylindrical shell 112 is completely soaked below the cleaning water 1, because the second semi-cylindrical shell 112 is provided with the first opening 108 and the second opening 109, therefore, the second semi-cylindrical inner cavity 111 can be filled with water, and when the motor assembly drives the rotary drum assembly 10 to rotate, the second semi-cylindrical shell 112 also rotates. Through setting up half cylindric casing 112 of second, can reduce the rotatory resistance of drum subassembly 10, make drum subassembly 10 rotate comparatively steadily, be favorable to improving oil extraction efficiency.

Specifically, the inlet 104 and the outlet 105 extend in the axial direction of the first semi-cylindrical housing 100, and the first opening 108 and the second opening 109 extend in the axial direction of the second semi-cylindrical housing 112. Thus, the speed of the oily sewage flowing into the first semi-cylindrical inner cavity 110 can be increased, and the oil discharge efficiency is improved.

In a preferred embodiment, the motor assembly includes a servo motor, and a rotating shaft 20 connected to an output shaft of the servo motor, and the rotating shaft 20 is connected to the partition 103. Wherein, the one end of pivot 20 passes the central point of baffle 103 and puts, and when servo motor drove pivot 20 and rotate, the rotary drum subassembly 10 can rotate around the central point of baffle 103, so, improves the stationarity that the rotary drum rotated.

The utility model also provides a method for getting rid of surface of water greasy dirt, this method includes foretell surface of water greasy dirt device of getting rid of, and this method is as follows: after the dishes are placed in the washing cylinder 30, the washing water 1 is injected into the washing cylinder 30, and the water injection is stopped when the water reaches the position of the inflow port 104, and at this time, the oily sewage in the washing cylinder 30 can flow into the first semi-cylindrical inner cavity 110 from the inflow port 104. Then the motor assembly drives the rotating shaft 20 to rotate by an angle alpha, so that the oily sewage in the first semi-cylindrical inner cavity 110 can flow out from the overflow outlet 105 to the oil discharge groove 301, and the oily sewage discharged from the oil discharge groove 301 flows out to the filtering cylinder 50; after the drum maintains the inclination angle alpha for a period of time T1; the motor component drives the rotating shaft 20 to reset the rotating drum, and after the rotating shaft is reset for a period of time T2, the rotating shaft rotates the angle alpha again to discharge oily sewage; in the whole process, the reclaimed water which is filtered to remove the oil stains 2 and the food residues in the filtering cylinder 50 flows back to the cleaning cylinder 30 through the reclaimed water pipeline 60. It should be noted that the angle α here refers to an angle of the drum assembly 10 rotating in the first direction to communicate the overflow outlet 105 with the oil drainage groove 301, i.e. an included angle between the partition 103 and the overflow outlet 105, and the angle α in this embodiment is preferably in the range of 30-40 degrees. Here, the time T1 indicates the time required for the oily sewage in the first semi-cylindrical inner cavity 110 to be substantially discharged from the overflow port 105, and the time T2 indicates the time required for the oily sewage in the cleaning cylinder 30 to flow into the first semi-cylindrical inner cavity 110 from the inflow port 104.

The utility model discloses a get rid of surface of water greasy dirt device can be used for hotel, restaurant, dining room and family kitchen, wash tub, dish washer etc. to contain the water purification treatment of greasy dirt 2.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (9)

1. The device for removing the oil stain on the water surface is characterized by comprising a cleaning cylinder body, a rotary cylinder assembly and a motor assembly, wherein the rotary cylinder assembly comprises a first semi-cylindrical shell, a first front baffle, a first rear baffle and a partition plate, the first semi-cylindrical shell, the first front baffle, the first rear baffle and the partition plate mutually enclose to form a first semi-cylindrical inner cavity, the outer wall of the first semi-cylindrical shell is respectively provided with an inflow port and an overflow port communicated with the first semi-cylindrical inner cavity, the height from the overflow port to the partition plate is larger than that from the inflow port to the partition plate, the motor assembly is in driving connection with the rotary cylinder assembly and is used for driving the rotary cylinder assembly to rotate, the cleaning cylinder body is provided with an oil drainage groove, the rotary cylinder assembly is arranged on the cleaning cylinder body and enables the partition plate to be in a horizontal position, and when the partition plate is positioned under the oil stain-containing water, the oily sewage in the cleaning cylinder body can flow into the first semi-cylindrical inner cavity from the inflow port, and when the motor assembly drives the drum assembly to rotate towards the first direction to a position where the overflow port is communicated with the oil discharge groove, the oily sewage in the first semi-cylindrical inner cavity can overflow into the oil discharge groove from the overflow port.

2. The apparatus of claim 1, wherein the motor assembly comprises a servo motor, a rotating shaft connected to an output shaft of the servo motor, and the rotating shaft is connected to the partition.

3. The apparatus for removing oil contamination from water surface according to claim 1, further comprising an overflow pipe, a filtering cylinder and a reclaimed water pipe, wherein one end of the overflow pipe is connected to the oil discharge tank, the other end of the overflow pipe is connected to the filtering cylinder, one end of the reclaimed water pipe is connected to the filtering cylinder through a water pump, the other end of the reclaimed water pipe is communicated to the cleaning cylinder, and the filtering cylinder is used for filtering oily sewage flowing out from the overflow pipe.

4. The device for removing oil stain on water surface according to claim 3, further comprising a support screen plate having a first mesh and a movable filter plate having a second mesh, wherein the support screen plate is installed inside the filter cylinder body and divides the inside of the filter cylinder body into an upper chamber and a lower chamber, the movable filter plate is detachably installed inside the filter cylinder body, the movable filter plate is located above the support screen plate, and an adsorbing material is laid on the movable filter plate.

5. The device for removing the oil stain on the water surface according to claim 4, wherein the adsorbing material is sponge or filter paper.

6. The apparatus of claim 4, wherein the second mesh has a diameter smaller than the diameter of the first mesh.

7. The device for degreasing water as claimed in claim 4, wherein the movable filter plate is provided with at least one handle or pull handle.

8. The apparatus of claim 1, wherein the drum assembly further comprises a second semi-cylindrical housing, a second front baffle, and a second rear baffle, the second semi-cylindrical housing, the second front baffle, the second rear baffle, and the partition enclose a second semi-cylindrical inner cavity, the outer wall of the second semi-cylindrical housing has a first opening and a second opening, the first opening and the second opening are in communication with the second semi-cylindrical inner cavity, and the second semi-cylindrical inner cavity is filled with the cleaning water when the partition is under the cleaning water.

9. The apparatus of claim 8, wherein the inlet and outlet ports extend in an axial direction of the first semi-cylindrical housing, and the first and second openings extend in an axial direction of the second semi-cylindrical housing.

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