Automatic oil-water separation device

Abstract

The utility model relates to the technical field of sewage separation and recovery, in particular to an automatic oil-water separation device which comprises a floating oil adsorption structure, an oil-water lifting structure and an oil-water separation structure, the oil-water lifting structure is arranged between the floating oil adsorption structure and the oil-water separation structure and is used for transferring an oil-water mixture to be separated, and the oil-water separation structure is communicated with the oil-water lifting structure and is used for separating the oil-water mixture. The problem of low separation efficiency after oil-water recovery in the prior art is effectively solved; water is automatically separated from oil through the separation groove, waiting for standing layering is not needed, the separation efficiency can be improved, meanwhile, when the water is separated outwards, the water outlet can be opened synchronously, the water can be discharged to the outside in the separation process, the conveying pipeline entering the oil-water containing box is located at the bottom of the oil-water containing box, and the oil-water separation efficiency is improved. And an oil-water mixture in the oil-water containing box can be better separated.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage separation and recovery technical field, concretely relates to an oil and water automatic separation device. BACKGROUND

[0002] The surface of cold-rolled steel plate and the like is generally coated with an anti-oxidation coating, and before color drawing processing, it is necessary to clean the surface thereof with circulating water, and increase the cleaning force, and since the water contains oil, the cleaning effect is greatly discounted.

[0003] Moreover, the oil content of the large amount of waste water recovered by the sewage station is inconsistent each time, and the processes for treating oil and water are different, resulting in high cost or unqualified capacity discharge. It is urgently needed to recover the oil from the sewage for professional manufacturers to process, so as to improve economic benefits and production efficiency. UTILITY MODEL CONTENT

[0004] In view of the above situation, in order to overcome the defects of the prior art, the purpose of the utility model is to provide an oil and water automatic separation device, which effectively solves the problem of low separation efficiency after oil and water recovery.

[0005] The technical scheme solved by the utility model is an oil and water automatic separation device, which comprises a floating oil adsorption structure, an oil and water lifting structure and an oil and water separation structure, the floating oil adsorption structure is arranged in an oil and water collection pool for adsorbing floating oil on the water surface, the oil and water lifting structure is arranged between the floating oil adsorption structure and the oil and water separation structure for transferring the oil and water mixture to be separated, and the oil and water separation structure is communicated with the oil and water lifting structure for separating the oil and water mixture.

[0006] The oil and water separation structure comprises a frame body, an oil and water containing box and a separation groove, the oil and water containing box is installed on the frame body for containing the oil and water mixture to be separated transferred by the oil and water lifting structure, and the separation groove is arranged on the inner side wall of the oil and water containing box for water molecules to enter.

[0007] Preferably, one end of the oil and water lifting structure located inside the oil and water containing box is at the bottom of the oil and water containing box and faces the separation groove, and the separation groove is made of a high-molecular small-pore material.

[0008] Preferably, a drainage port communicated with the outside is formed on the separation groove, a drainage pipe is arranged in the drainage port, an oil discharge port communicated with the outside is formed on the oil and water containing box, and an oil discharge pipe is arranged in the oil discharge port.

[0009] Preferably, the bottom of the oil and water containing box is in the shape of a downwardly inclined cone, a sewage discharge port is formed on the bottom of the oil and water containing box, and a sewage discharge pipe is arranged in the sewage discharge port.

[0010] Preferably, the oil-water lifting structure comprises a pump body and conveying pipelines arranged on both sides of the pump body for liquid inflow or outflow, one side of the pump body is communicated with the floating oil adsorption structure through the conveying pipeline, and the other side of the pump body is communicated with the oil-water containing tank through the conveying pipeline.

[0011] Preferably, the pump body is a diaphragm pump.

[0012] Preferably, the floating oil adsorption structure comprises a floating body, a bearing structure and a collecting head, the collecting head is installed on the bearing structure and communicated with the conveying pipeline for oil-water mixture collection, and the floating body is installed on the bearing structure for providing buoyancy for the collecting head.

[0013] The oil-water lifting structure has the advantages that:

[0014] The floating oil adsorption structure can adjust the oil-water mixture adsorption position, the floating body can drive the collecting head to move up and down through the bearing structure by changing the size of the floating body, the oil-water mixture with high oil content can be sucked into the pump body through the position movement of the collecting head, and thus the oil in the oil-water mixture can be better recovered.

[0015] The separation groove arranged in the oil-water containing tank can automatically separate and process water from oil without waiting for static stratification, the separation efficiency can be improved, the drain outlet can be synchronously opened when water is separated outward, water can be discharged to the outside during the separation process, the conveying pipeline entering the oil-water containing tank is located at the bottom of the oil-water containing tank, and the oil-water mixture in the oil-water containing tank can be better separated. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a schematic view of the utility model;

[0017] In the drawing, 1 is a frame body, 2 is an oil-water containing tank, 3 is a separation groove, 4 is a drain outlet, 5 is a drain pipe, 6 is an oil outlet, 7 is an oil discharge pipe, 8 is a sewage outlet, 9 is a sewage pipe, 10 is a pump body, 11 is a conveying pipeline, 12 is a floating body, 13 is a bearing structure, and 14 is a collecting head. DETAILED DESCRIPTION

[0018] The specific embodiments of the utility model will be further described in detail below with reference to the drawings.

[0019] Refer to the drawings Figure 1The application discloses an oil-water automatic separation device, which comprises a floating oil adsorption structure, an oil-water lifting structure and an oil-water separation structure.

[0020] The floating oil adsorption structure is divided into a floating body 12, a bearing structure 13 and a collecting head 14.

[0021] The oil-water lifting structure is divided into a pump body 10 and a conveying pipeline 11.

[0022] The pump body 10 is a diaphragm pump.

[0023] The oil-water separation structure comprises a frame body 1, an oil-water containing box 2 and a separation groove 3.

[0024] In order to better separate the oil and water, the conveying pipeline 11 in the oil-water lifting structure is located at the bottom of the oil-water containing box 2 and is open towards the separation groove 3.

[0025] The water in the separation groove 3 flows out to the outside through the drain pipe 5, and the oil-water containing box 2 is provided with an oil outlet 6 communicated with the outside, and the oil outlet 6 is provided with an oil outlet pipe 7, so that the oil in the oil-water containing box 2 flows out to the outside through the oil outlet pipe 7.

[0026] The bottom of the oil-water containing box 2 is in a downwardly inclined conical shape, which can better collect the dirt, and the oil-water containing box 2 is further provided with a dirt outlet 8, and the dirt outlet 8 is provided with a dirt outlet pipe 9, so that the dirt is discharged to the outside through the dirt outlet pipe 9.

[0027] When the floating body 12 is adjusted, the staff connects one end of one of the conveying pipelines 11 to the collecting head 14 and the other end to the pump body 10, and connects one end of the other conveying pipeline 11 to the pump body 10 and the other end to the bottom of the oil-water containing box 2, so that the oil-water mixture is pumped into the oil-water containing box 2 through the pump body 10, and the diaphragm pump pumps air into the oil-water containing box 2 at the same time, and in this state, the aeration method can accelerate the separation speed of the oil-water mixture.

[0028] Under the action of the separation groove 3, the oil-water mixture entering the oil-water containing box 2 is separated, the water enters the separation groove 3, and the oil remains in the oil-water containing box 2, and the drain pipe 5 is opened, so that the water in the separation groove 3 flows out from the drain pipe 5, compared with static stratification, stratification is not required, and the separation time is greatly saved.

[0029] The utility model discloses a floating oil adsorption structure can adjust the position of oil-water mixture adsorption, and the volume of floating body 12 can be changed to realize the purpose that floating body 12 drives collecting head 14 to move up and down through bearing structure 13, through the position movement of collecting head 14, the oil-water mixture with higher oil content in the oil-water mixture can be sucked into pump body 10, so that the oil in the oil-water mixture can be better recovered.

[0030] The utility model discloses a floating oil adsorption structure can adjust the position of oil-water mixture adsorption, and the volume of floating body 12 can be changed to realize the purpose that floating body 12 drives collecting head 14 to move up and down through bearing structure 13, through the position movement of collecting head 14, the oil-water mixture with higher oil content in the oil-water mixture can be sucked into pump body 10, so that the oil in the oil-water mixture can be better recovered.

[0031] The utility model discloses a separate groove 3 is set in oil water containing box 2, and water is separated from oil automatically, need not wait for the stratification of stationary, can accelerate separation efficiency, can open the drain 4 synchronously when water separates outward, can discharge water to the outside in the process of separating, and the conveying pipeline 11 in oil water containing box 2 is located the bottom of oil water containing box 2, can better promote the separation of oil water mixture in oil water containing box 2.

Claims

1. An automatic oil-water separation device, comprising an oil adsorption structure, an oil-water lifting structure, and an oil-water separation structure, wherein the oil adsorption structure is disposed in an oil-water collection tank for adsorbing floating oil on the water surface, the oil-water lifting structure is disposed between the oil adsorption structure and the oil-water separation structure for transferring the oil-water mixture to be separated, and the oil-water separation structure is connected to the oil-water lifting structure for separating the oil-water mixture. Its features are, The oil-water separation structure includes a frame (1), an oil-water container (2), and a separating groove (3). The oil-water container (2) is installed on the frame (1) to contain the oil-water mixture to be separated transferred by the oil-water lifting structure. The separating groove (3) is located on the inner side wall of the oil-water container (2) for water molecules to enter.

2. The automatic oil-water separation device according to claim 1, characterized in that: The oil-water lifting structure is located at the bottom of the oil-water container (2) and faces the partition groove (3) inside the oil-water container (2). The partition groove (3) is made of a high-molecular small-pore material.

3. The automatic oil-water separation device according to claim 2, characterized in that: The partition groove (3) is provided with a drain outlet (4) that communicates with the outside, and a drain pipe (5) is provided inside the drain outlet (4). The oil-water container (2) is provided with an oil drain outlet (6) that communicates with the outside, and an oil drain pipe (7) is provided inside the oil drain outlet (6).

4. The automatic oil-water separation device according to claim 1, characterized in that: The bottom of the oil-water container (2) is a downward-sloping cone shape, and a drain port (8) is provided at the bottom of the oil-water container (2), and a drain pipe (9) is provided in the drain port (8).

5. The automatic oil-water separation device according to claim 4, characterized in that: The oil-water lifting structure includes a pump body (10) and a conveying pipeline (11). The conveying pipeline (11) is located on both sides of the pump body (10) for the liquid to enter or flow out. One side of the pump body (10) is connected to the floating oil adsorption structure via the conveying pipeline (11), and the other side of the pump body (10) is connected to the oil-water container tank (2) via the conveying pipeline (11).

6. The automatic oil-water separation device according to claim 5, characterized in that: The pump body (10) is a diaphragm pump.

7. An automatic oil-water separation device according to claim 6, characterized in that: The oil adsorption structure includes a float (12), a support structure (13), and a collection head (14). The collection head (14) is installed on the support structure (13) and connected to the delivery pipeline (11) for collecting oil-water mixtures. The float (12) is installed on the support structure (13) to provide buoyancy to the collection head (14).

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