A water surface floating oil collection device and a water surface floating oil collection method

Abstract

The present invention provides a device and method for collecting floating oil on a water surface, and relates to the technical field of floating oil collection. The device provided by the present invention comprises: a support plate; a float adjustment rod distributed on the outer edge of the support plate, the float adjustment rod can be adjusted up and down, and a float is fixed on the top; and one or more oil filter systems arranged on the support plate; each oil filter system comprises: an oil inlet pipe passing through and fixed on the support plate; an external thread screw, a fine screen and a coarse screen fixed on the upper surface of the support plate from the inside to the outside with the center of the oil inlet pipe as the axis; the upper end of the external thread screw is matched with a fine adjustment internal thread screw; the oil inlet pipe of each oil filter system is connected to the oil outlet pipe passing through and fixed on the support plate through a pipe and an elbow located below the support plate; the outlet of the oil outlet pipe is connected to a diaphragm pump. The device provided by the present invention has low cost, is easy to use, has strong overall balance, and has a good oil collection effect. The use of the device for collecting floating oil on the water surface can greatly improve the floating oil collection efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of floating oil collection, and in particular to a water surface floating oil collection device and a water surface floating oil collection method. Background Art

[0002] In the oil separator of the oil-containing industrial wastewater treatment station, there is a lot of floating oil and grease on the water surface. If it is not collected in time, the floating oil and grease will overflow into the subsequent process pool, which will have a negative impact on the subsequent wastewater treatment process. At present, the main method of collecting floating oil is to salvage it manually with manual tools (spoon-shaped tools), which has high operation intensity, low collection efficiency, and certain risks. Summary of the invention

[0003] In view of this, an object of the present invention is to provide a surface oil floating collection device and a surface oil floating collection method. The surface oil floating collection device provided by the present invention has good oil collection effect, is easy to use, and can greatly improve the oil floating collection efficiency.

[0004] In order to achieve the above-mentioned object of the invention, the present invention provides the following technical solutions:

[0005] The present invention provides a floating oil collection device on a water surface, comprising:

[0006] Support plate 9,

[0007] A float adjustment rod 7 is distributed on the outer edge of the support plate 9, and the float adjustment rod 7 can be adjusted up and down. A float 1 is fixed on the top of the float adjustment rod 7, and the float 1 drives the support plate 9 to float on the water surface;

[0008] and one or more oil filter systems disposed on the support plate 9; each oil filter system comprising:

[0009] An oil inlet pipe 11 passing through and fixed on the support plate 9;

[0010] With the center of the oil inlet pipe 11 as the axis, an external threaded screw 5, a fine screen 3 and a coarse screen 2 are coaxially fixed to the upper surface of the support plate 9 from the inside to the outside; the external threaded screw 5 is hollow, and the upper end of the external threaded screw 5 is matched and connected with a fine adjustment internal threaded screw 4; the vertical height of the fine adjustment internal threaded screw 4 is smaller than the coarse screen 2 and the fine screen 3;

[0011] The oil inlet pipe 11 of each oil filter system is connected to the oil outlet pipe 8 passing through and fixed on the support plate 9 through a pipeline and an elbow located below the support plate 9; the outlet of the oil outlet pipe 8 is connected to a diaphragm pump 13.

[0012] Preferably, a fixing rod 6 is fixed to the outer edge of the support plate 9 , and a plum blossom adjustment handle 10 is provided on the fixing rod 6 ; the float adjustment rod 7 is inserted into the fixing rod 6 .

[0013] Preferably, the support plate 9 is rectangular, and the number of the float adjustment rods 7 is four, which are respectively distributed at the four corners of the support plate 9 .

[0014] Preferably, the float 1 is made of acid- and alkali-resistant engineering plastics, and has a diameter of 60 to 120 mm; the float 1 is fixed to the float adjustment rod 7 by welding.

[0015] Preferably, the mesh size of the coarse mesh 2 is 10-30 meshes, and the mesh size of the fine mesh 3 is 40-60 meshes.

[0016] Preferably, the coarse screen 2 and the fine screen 3 are fixed to the upper surface of the support plate 9 by screws respectively.

[0017] Preferably, the bottom outer edges of the coarse screen 2 and the fine screen 3 are respectively welded and fixed with screen fixing rings 12 .

[0018] Preferably, the horizontal interval between the coarse screen 2 and the fine screen 3 is 30-50 mm; the horizontal interval between the fine screen 3 and the external threaded screw 5 is 5-10 mm.

[0019] The present invention provides a method for collecting floating oil on a water surface, comprising the following steps:

[0020] The device described in the above technical solution is placed on the water surface to be treated, the top of the fine-adjustment internal thread screw 4 is the oil inlet, the float 1 drives the support plate 9 to float on the water surface, and the float adjustment rod 7 and the fine-adjustment internal thread screw 4 are adjusted up and down to make the oil inlet level located in the floating oil layer;

[0021] The floating oil on the water surface is filtered through the coarse screen 2 and the fine screen 3 in sequence under the power of the diaphragm pump 13 to remove impurities in the floating oil. The floating oil after the impurities are filtered out enters the oil inlet pipe 11 from the top of the fine-tuning internal thread screw 4 and is discharged from the oil outlet pipe 8 for collection.

[0022] Preferably, the oil inlet horizontal plane is located within a range of 1 to 2 mm below the liquid level of the floating oil layer.

[0023] The present invention provides a floating oil collection device on a water surface, comprising: a support plate 9; a float adjustment rod 7 distributed on the outer edge of the support plate 9, the float adjustment rod 7 can be adjusted up and down, and a float 1 is fixed to the top of the float adjustment rod 7; and one or more oil filtering systems arranged on the support plate 9; each oil filtering system comprises: an oil inlet pipe 11 passing through and fixed on the support plate 9; an external threaded screw 5, a fine screen 3 and a coarse screen 2 fixed coaxially on the upper surface of the support plate 9 from the inside to the outside with the center of the oil inlet pipe 11 as the axis; the upper end of the external threaded screw 5 is matched and connected to the fine adjustment internal threaded screw 4; the oil inlet pipe 11 of each oil filtering system is connected to the oil outlet pipe 8 passing through and fixed on the support plate 9 through a pipeline and an elbow located below the support plate 9; the outlet of the oil outlet pipe 8 is connected to a diaphragm pump 13. In the present invention, the top of the fine-adjustment inner thread screw 4 is the oil inlet (i.e., the top horizontal plane of the fine-adjustment inner thread screw 4 is the oil inlet horizontal plane), the float 1 drives the support plate 9 to float on the water surface, and the float 1 is adjusted up and down by adjusting the float adjustment rod 7 to adjust the height difference between the oil inlet and the floating oil level, and ensure that the oil inlet horizontal plane is always parallel to the floating oil level, and the height difference can be further fine-tuned by adjusting the fine-adjustment inner thread screw 4 up and down, and the actual oil inlet horizontal plane is controlled to be located in the floating oil layer to achieve the best oil inlet position; the floating oil on the water surface can be filtered through the coarse screen 2 and the fine screen 3 in sequence under the power of the diaphragm pump 13, and the impurities in the floating oil can be filtered out, and the floating oil after the impurities are filtered out enters the oil inlet pipe 11 from the top of the fine-adjustment inner thread screw 4 and is discharged from the oil outlet pipe 8 for collection. The floating oil collection device provided by the present invention has low cost, is easy to use, has strong overall balance, and has good oil collection effect. The use of the device for collecting floating oil on the water surface can effectively improve the floating oil collection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a structural schematic diagram of the water surface floating oil collection device provided by the present invention;

[0025] Figure 2 An exploded schematic diagram of the surface oil floating collection device provided by the present invention;

[0026] Figure 1 and Figure 2 In the middle, 1-float, 2-coarse screen, 3-fine screen, 4-fine adjustment internal thread screw, 5-external thread screw, 6-fixing rod, 7-float adjustment rod, 8-oil outlet pipe, 9-support plate, 10-plum blossom adjustment handle, 11-oil inlet pipe, 12-screen fixing ring, 13-diaphragm pump. DETAILED DESCRIPTION

[0027] The present invention provides a floating oil collection device on a water surface, comprising:

[0028] Support plate 9,

[0029] A float adjustment rod 7 is distributed on the outer edge of the support plate 9, and the float adjustment rod 7 can be adjusted up and down. A float 1 is fixed on the top of the float adjustment rod 7, and the float 1 drives the support plate 9 to float on the water surface;

[0030] and one or more oil filter systems disposed on the support plate 9; each oil filter system comprising:

[0031] An oil inlet pipe 11 passing through and fixed on the support plate 9;

[0032] With the center of the oil inlet pipe 11 as the axis, an external threaded screw 5, a fine screen 3 and a coarse screen 2 are coaxially fixed to the upper surface of the support plate 9 from the inside to the outside; the external threaded screw 5 is hollow, and the upper end of the external threaded screw 5 is matched and connected with a fine adjustment internal threaded screw 4; the vertical height of the fine adjustment internal threaded screw 4 is smaller than the coarse screen 2 and the fine screen 3;

[0033] The oil inlet pipe 11 of each oil filter system is connected to the oil outlet pipe 8 passing through and fixed on the support plate 9 through a pipeline and an elbow located below the support plate 9; the outlet of the oil outlet pipe 8 is connected to a diaphragm pump 13.

[0034] The surface oil collection device provided by the present invention includes a support plate 9. In the present invention, the material of the support plate 9 is preferably PP material, PVC material or stainless steel material; the support plate 9 is preferably rectangular; in an embodiment of the present invention, the size of the support plate 9 is preferably 350mm*300mm*5mm.

[0035] The surface oil collection device provided by the present invention includes a float adjustment rod 7 distributed on the outer edge of the support plate 9, the float adjustment rod 7 can be adjusted up and down, and a float 1 is fixed on the top of the float adjustment rod 7. In the present invention, the outer edge of the support plate 9 is preferably fixed with a fixed rod 6, and the fixed rod 6 is provided with a plum blossom adjustment handle 10; the float adjustment rod 7 is inserted into the fixed rod 6, and the float adjustment rod 7 is fixed by the plum blossom adjustment handle 10 after the upper and lower heights are adjusted appropriately. In the present invention, when the support plate 9 is rectangular, the number of the float adjustment rods 7 is preferably 4, which are respectively distributed at the four corners of the support plate 9. In the present invention, the material of the float 1 is preferably acid- and alkali-resistant engineering plastics, and the diameter is preferably 60 to 120 mm. In the embodiment of the present invention, the diameter of the float 1 is preferably 100 mm; the float 1 and the float adjustment rod 7 are preferably welded and fixed. In the present invention, the float 1 drives the support plate 9 to float on the water surface. The float adjustment rod 7 is adjusted up and down to achieve the up and down adjustment of the float 1 and then adjust the height difference between the oil inlet (the top of the fine-tuning internal thread screw 4 is the oil inlet) and the water surface. In addition, by controlling the float 1 separately, the problem of low balance or loss of balance in actual applications can be solved, ensuring that the horizontal plane of the oil inlet is always parallel to the floating oil surface during the oil pumping process, thereby improving the oil pumping efficiency.

[0036] The surface floating oil collection device provided by the present invention includes one or more oil filtering systems arranged on a support plate 9; each oil filtering system includes: an oil inlet pipe 11 passing through and fixed on the support plate 9; with the center of the oil inlet pipe 11 as the axis, an external threaded screw 5, a fine screen 3 and a coarse screen 2 are coaxially fixed on the upper surface of the support plate 9 from the inside to the outside; the external threaded screw 5 is hollow, and the upper end of the external threaded screw 5 is matched and connected to the fine-tuning internal threaded screw 4.

[0037] In the present invention, the actual number of the oil filtering systems is adaptively set according to the size of the water surface to be treated.

[0038] In the present invention, each oil filter system includes an oil inlet pipe 11 passing through and fixed on the support plate 9. In the embodiment of the present invention, the top of the oil inlet pipe 11 is preferably located 40 to 50 mm above the support plate 9; the oil inlet pipe is preferably fixed to the support plate 9 by screws. The present invention has no special requirements on the material and diameter of the oil inlet pipe, and an oil pipe well known to those skilled in the art can be used.

[0039] In the present invention, each oil filter system also includes an external threaded screw 5, a fine screen 3 and a coarse screen 2 fixed on the upper surface of the support plate 9 from the inside to the outside with the center of the oil inlet pipe 11 as the axis. In the present invention, the material of the external threaded screw 5 is preferably PP material, PVC material or stainless steel material; in the embodiment of the present invention, the height of the external threaded screw 5 is preferably 40mm to 50mm higher than the top of the oil inlet pipe 11, and the diameter is preferably 80mm to 90mm. In the present invention, the external threaded screw 5 is hollow, and the upper end is matched with the fine adjustment internal threaded screw 4. According to the actual thickness of the floating oil layer, by adjusting the fine adjustment internal threaded screw 4 up and down, the actual oil inlet level (the top plane of the fine adjustment internal threaded screw 4) can be controlled to be located in the floating oil layer; by fine-tuning the fine adjustment internal threaded screw 4, the oil inlet surface is ensured to be at the optimal liquid level, avoiding the need to adjust the float adjustment rod again due to the difference in the thickness of the floating oil, thereby improving the operating efficiency.

[0040] In the present invention, the mesh size of the coarse screen 2 is preferably 10 to 30 meshes, and the mesh size of the fine screen 3 is preferably 40 to 60 meshes; the mesh sizes of the coarse screen 2 and the fine screen 3 are selected according to the different types and sizes of the actual debris in the floating oil on the water surface to prevent clogging. In the present invention, the horizontal interval between the fine screen 3 and the external thread screw 5 is preferably 5mm to 10mm; the height of the fine screen 3 is preferably 120mm to 150mm; the horizontal interval between the coarse screen 2 and the fine screen 3 is preferably 30mm to 50mm, and the height of the coarse screen 2 is preferably the same as the height of the fine screen 3. In the present invention, the coarse screen 2 and the fine screen 3 are preferably fixed to the upper surface of the support plate 9 by screws, and the bottom outer edges of the coarse screen 2 and the fine screen 3 are also welded and fixed with screen fixing rings 12. In the present invention, the coarse screen 2 and the fine screen 3 function to filter the debris in the floating oil on the water surface; the coarse screen 2 and the fine screen 3 can be freely replaced and have strong adaptability.

[0041] In the present invention, the oil inlet pipe 11 of each oil filter system is connected to the oil outlet pipe 8 passing through and fixed on the support plate 9 through a pipe and an elbow located below the support plate 9; the outlet of the oil outlet pipe 8 is connected to the diaphragm pump 13. In the present invention, the outlet of the oil outlet pipe 8 is preferably connected to the diaphragm pump 13 through a hose. The present invention has no special requirements for the diaphragm pump 13, and a diaphragm pump well known to those skilled in the art can be used. The function of the diaphragm pump is to provide power so that the floating oil on the water surface enters the oil inlet pipe 11 after being filtered by the coarse screen 2 and the fine screen 3, and is pumped out through the oil outlet pipe 8.

[0042] The surface floating oil collection device provided by the present invention has low cost, is easy to use, has strong overall balance, and has good oil collection effect, and can effectively improve the floating oil collection efficiency.

[0043] The present invention provides a method for collecting floating oil on a water surface, comprising the following steps:

[0044] The device described in the above technical solution is placed on the water surface to be treated, the top of the fine-adjustment internal thread screw 4 is the oil inlet, the float 1 drives the support plate 9 to float on the water surface, and the float adjustment rod 7 and the fine-adjustment internal thread screw 4 are adjusted up and down to make the oil inlet level located in the floating oil layer;

[0045] The floating oil on the water surface is filtered through the coarse screen 2 and the fine screen 3 in sequence under the power of the diaphragm pump 13 to remove impurities in the floating oil. The floating oil after the impurities are filtered out enters the oil inlet pipe 11 from the top of the fine-tuning internal thread screw 4 and is discharged from the oil outlet pipe 8 for collection.

[0046] In the present invention, the oil inlet horizontal plane is preferably located within a range of 1 to 2 mm below the liquid level of the floating oil layer.

[0047] The device for collecting floating oil on water surface and the method for collecting floating oil on water surface provided by the present invention are described in detail below in conjunction with the embodiments, but they should not be construed as limiting the scope of protection of the present invention.

[0048] Example 1

[0049] Surface oil collection device Figure 1 As shown, including:

[0050] The support plate 9 is rectangular and has a size of 350mm*300mm*5mm;

[0051] The float adjustment rods 7 are distributed on the outer edge of the support plate 9, and the four corners of the support plate 9 are fixed with fixed rods 6, and the fixed rods 6 are provided with plum blossom adjustment handles 10; the float adjustment rods 7 (4) are respectively inserted into the fixed rods 6, and the float adjustment rods 7 can be adjusted up and down, and a float 1 is welded on the top, and the float 1 is made of acid and alkali resistant engineering plastics with a diameter of 100mm;

[0052] and an oil filter system disposed on the support plate 9, the oil filter system comprising:

[0053] An oil inlet pipe 11 is fixed by screws and passes through the support plate 9, and the top end of the oil inlet pipe 11 is located 40 mm above the support plate 9;

[0054] With the center of the oil inlet pipe 11 as the axis, an external threaded screw 5, a fine screen 3 and a coarse screen 2 are coaxially fixed on the upper surface of the support plate 9 from the inside to the outside; the material of the external threaded screw 5 is PP material, the height is 40mm higher than the top of the oil inlet pipe 11, and the diameter is 90mm; the external threaded screw 5 is hollow, and the upper end is matched with the fine adjustment internal threaded screw 4, and the vertical height of the fine adjustment internal threaded screw 4 is smaller than the coarse screen 2 and the fine screen 3; the mesh aperture of the coarse screen 2 is preferably 2 0 mesh, the mesh aperture of the fine screen 3 is 50 mesh; the horizontal interval between the fine screen 3 and the external screw 5 is 5mm; the height of the fine screen 3 is 150mm; the horizontal interval between the coarse screen 2 and the fine screen 3 is 30mm, and the height of the coarse screen 2 is the same as that of the fine screen 3; the coarse screen 2 and the fine screen 3 are respectively fixed to the upper surface of the support plate 9 by screws, and the bottom outer edges of the coarse screen 2 and the fine screen 3 are also welded and fixed with screen fixing rings 12;

[0055] The oil inlet pipe 11 is connected to the oil outlet pipe 8 passing through and fixed on the support plate 9 through a pipeline and an elbow located below the support plate 9; the outlet of the oil outlet pipe 8 is connected to the diaphragm pump 13 through a hose.

[0056] use Figure 1 The device shown is used to collect floating oil on the water surface in the following manner:

[0057] Will Figure 1The device shown is placed on the water surface to be treated, the top of the fine-adjustment internal thread screw 4 is the oil inlet, the float 1 drives the support plate 9 to float on the water surface, and the float adjustment rod 7 fixed with the float 1 and the fine-adjustment internal thread screw 4 are adjusted up and down to make the oil inlet level within 1 to 2 mm below the liquid level of the floating oil layer;

[0058] The floating oil on the water surface is filtered through the coarse screen 2 and the fine screen 3 in sequence under the power of the diaphragm pump 13 to remove impurities in the floating oil. The floating oil after the impurities are filtered out enters the oil inlet pipe 11 from the top of the fine-tuning internal thread screw 4 and is discharged from the oil outlet pipe 8 for collection.

[0059] The floating oil collection device on the water surface has good oil collection effect, is easy to use, and can effectively improve the floating oil collection efficiency.

[0060] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A floating oil collection device on a water surface, characterized in that: include: Support plate (9), A float adjustment rod (7) is distributed on the outer edge of the support plate (9), the float adjustment rod (7) can be adjusted up and down, a float (1) is fixed on the top of the float adjustment rod (7), and the float (1) drives the support plate (9) to float on the water surface; the support plate (9) is rectangular, and the number of the float adjustment rods (7) is 4, which are respectively distributed at the four corners of the support plate (9); and one or more oil filter systems arranged on the support plate (9); each oil filter system comprises: An oil inlet pipe (11) passing through and fixed on the support plate (9); With the center of the oil inlet pipe (11) as the axis, an external threaded screw (5), a fine screen (3) and a coarse screen (2) are coaxially fixed to the upper surface of the support plate (9) in sequence from the inside to the outside; the external threaded screw (5) is hollow, and the upper end of the external threaded screw (5) is matched and connected to a fine-adjusting internal threaded screw (4); the vertical height of the fine-adjusting internal threaded screw (4) is smaller than that of the coarse screen (2) and the fine screen (3); The oil inlet pipe (11) of each oil filter system is connected to an oil outlet pipe (8) passing through and fixed on the support plate (9) through a pipeline and an elbow located below the support plate (9); the outlet of the oil outlet pipe (8) is connected to a diaphragm pump (13).

2. The floating oil collection device according to claim 1, characterized in that: A fixing rod (6) is fixed to the outer edge of the support plate (9), and a plum blossom adjustment handle (10) is provided on the fixing rod (6); the float adjustment rod (7) is inserted into the fixing rod (6).

3. The floating oil collection device according to claim 1 or 2, characterized in that: The material of the float ball (1) is acid- and alkali-resistant engineering plastics, and the diameter is 60 to 120 mm; the float ball (1) is fixed to the float ball adjustment rod (7) by welding.

4. The surface oil collection device according to claim 1, characterized in that: The mesh size of the coarse mesh (2) is 10 to 30 meshes, and the mesh size of the fine mesh (3) is 40 to 60 meshes.

5. The floating oil collection device according to claim 1 or 4, characterized in that: The coarse screen (2) and the fine screen (3) are respectively fixed to the upper surface of the support plate (9) by screws.

6. The floating oil collection device according to claim 5, characterized in that: The outer edges of the bottoms of the coarse screen (2) and the fine screen (3) are respectively welded with screen fixing rings (12).

7. The floating oil collection device according to claim 1, characterized in that: The horizontal interval between the coarse screen (2) and the fine screen (3) is 30 to 50 mm; the horizontal interval between the fine screen (3) and the external threaded screw (5) is 5 to 10 mm.

8. A method for collecting floating oil on a water surface, characterized in that: The following steps are involved: The device described in any one of claims 1 to 7 is placed on the surface of the water to be treated, the top end of the fine-adjustment internal thread screw (4) is the oil inlet, the float (1) drives the support plate (9) to float on the water surface, and the horizontal plane of the oil inlet is located within the floating oil layer by adjusting the float adjustment rod (7) and the fine-adjustment internal thread screw (4) up and down; Under the power of a diaphragm pump (13), the floating oil on the water surface is filtered through a coarse screen (2) and a fine screen (3) in sequence to remove impurities in the floating oil. After the impurities are removed, the floating oil enters the oil inlet pipe (11) from the top end of the fine-tuning internal thread screw (4) and is discharged through the oil outlet pipe (8) for collection.

9. The method for collecting floating oil on water surface according to claim 8, characterized in that: The oil inlet horizontal plane is located within a range of 1 to 2 mm below the liquid level of the floating oil layer.

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