Oily wastewater separating and filtering device

Abstract

The utility model relates to the technical field of oily wastewater treatment, in particular to an oily wastewater separating and filtering device which comprises a separating barrel, two supporting plates which are distributed left and right are fixedly connected to the interior of the separating barrel, a filtering plate is placed on the upper end faces of the two supporting plates, and an oil absorption sponge pad is laid on the upper end face of the filtering plate. A first electric push rod is installed at the bottom end of the separation barrel, the output end of the first electric push rod penetrates through the separation barrel and is fixedly connected with a baffle, the interior of the baffle is detachably connected with a hydrophobic membrane through a bolt, meshes of a filter plate are blocked, then a second electric push rod drives an extrusion plate to move downwards, and sponge is extruded through the extrusion plate; the oil is extruded out of the oil absorption sponge pad and flows into the oil outlet pipe along with the filter plate, and the oil passing through meshes of the filter plate can be adsorbed by the hydrophobic membrane, so that the effect of improving the oil separation effect in a manner of matching filtration and adsorption can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of oily wastewater treatment equipment, in particular to an oily wastewater separation and filtering device. Background Art

[0002] Wastewater refers to the general term for water discharged during residents' activities and runoff rainwater. It includes domestic sewage, industrial wastewater, and other unused water such as initial rain runoff into drainage pipes. It generally refers to water that cannot be recycled after certain technical treatment or water that cannot meet certain standards for purification after primary pollution. Wastewater treatment is to use physical, chemical and biological methods to treat wastewater, purify wastewater, reduce pollution, and achieve wastewater recovery and reuse, and make full use of water resources. Oily wastewater is wastewater that contains oil. When treating oily wastewater, an oily wastewater separation and filtration device is needed to filter and treat the wastewater.

[0003] The existing oily wastewater separation and filtration device usually uses a simple filter screen to separate oil and water. Its structure is simple, and some oil will still be discharged with water during use. The separation and filtration effect is not ideal. Therefore, an oily wastewater separation and filtration device is proposed. Summary of the invention

[0004] The utility model aims to provide an oily wastewater separation and filtering device, which has the characteristic of improving the oil separation effect by matching filtering with adsorption.

[0005] The utility model aims to provide an oily wastewater separation and filtration device, comprising a separation barrel, wherein two support plates distributed on the left and right are fixedly connected to the inside of the separation barrel, filter plates are placed on the upper end surfaces of the two support plates, and an oil-absorbing sponge pad is laid on the upper end surface of the filter plate, and abuts against the separation barrel;

[0006] A first electric push rod is installed at the bottom end of the separation barrel, an output end of the first electric push rod passes through the separation barrel and is fixedly connected to a baffle, and a hydrophobic membrane is detachably connected to the inside of the baffle by bolts;

[0007] The rear end face of the separation barrel is fixedly connected to a bracket, the upper end face of the bracket is installed with a second electric push rod, the output end of the second electric push rod passes through the bracket and is fixedly connected to an extrusion plate, the lower end face of the separation barrel is fixedly connected to a "U"-shaped support frame, the lower end face of the support frame is installed with a vibration motor, and the left end face of the separation barrel is connected to two oil outlet pipes and water outlet pipes that are flush with the upper ends of the filter plate and the baffle respectively.

[0008] In order to facilitate the flow of water into the lower end of the filter plate, as a preferred oily wastewater separation and filtration device of the utility model, a plurality of evenly distributed mesh holes are penetrated through the upper end of the filter plate.

[0009] In order to facilitate the introduction of grease and water into the oil outlet pipe and the water outlet pipe respectively, as a preferred oily wastewater separation and filtration device of the utility model, the filter plate, oil absorption sponge pad and baffle are all arranged obliquely, and the extrusion plate is matched with the filter plate.

[0010] In order to assist the separation barrel to vibrate, as a preferred oily wastewater separation and filtration device of the utility model, the bottom end of the separation barrel is fixedly connected to a plurality of springs, and the other ends of the plurality of springs are fixedly connected to a base frame.

[0011] In order to conveniently control the disconnection and connection status of the oil outlet pipe and the water outlet pipe, as a preferred oily wastewater separation and filtration device of the utility model, the outer walls of the oil outlet pipe and the water outlet pipe are both installed with stop valves.

[0012] For the convenience of operation, as a preferred oily wastewater separation and filtration device of the utility model, a controller is installed on the front end surface of the separation barrel.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] The utility model pours the oily wastewater to be separated into the interior of the separation barrel, starts the vibration motor to drive the separation barrel to vibrate, the wastewater falls into the upper end of the baffle through the oil absorption sponge pad and the filter plate, and is discharged through the water outlet pipe, while the grease is adsorbed inside the oil absorption sponge pad, at this time, starts the first electric push rod to drive the baffle to move upward, so that the hydrophobic membrane abuts against the lower end of the filter plate to block the mesh of the filter plate, and then the second electric push rod drives the extrusion plate to move downward, and the sponge is squeezed by the extrusion plate to squeeze the grease out of the oil absorption sponge pad and flow into the oil outlet pipe with the filter plate, thereby achieving the effect of improving the grease separation effect by coordinating filtration and adsorption. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is the overall structure diagram of the utility model;

[0016] Figure 2 It is a cross-sectional structural diagram of the utility model;

[0017] Figure 3 This is a disassembled structural diagram of the oil-absorbing sponge pad, filter plate and baffle of the utility model.

[0018] In the figure: 1. separation barrel; 2. bracket; 3. second electric push rod; 4. extrusion plate; 5. oil-absorbing sponge pad; 6. filter plate; 7. hydrophobic membrane; 8. first electric push rod; 9. baffle; 10. spring; 11. vibration motor; 12. support frame; 13. bottom frame; 14. oil outlet pipe; 15. water outlet pipe; 16. stop valve; 17. support plate. DETAILED DESCRIPTION

[0019] See also Figures 1 to 3 , an oily wastewater separation and filtration device, comprising a separation barrel 1, wherein two support plates 17 distributed on the left and right are fixedly connected to the interior of the separation barrel 1, filter plates 6 are placed on the upper end surfaces of the two support plates 17, and an oil-absorbing sponge pad 5 is laid on the upper end surface of the filter plate 6 and abuts against the separation barrel 1;

[0020] A first electric push rod 8 is installed at the bottom end of the separation barrel 1, and the output end of the first electric push rod 8 passes through the separation barrel 1 and is fixedly connected to a baffle 9, and the inside of the baffle 9 is detachably connected to a hydrophobic membrane 7 by bolts;

[0021] The rear end face of the separation barrel 1 is fixedly connected to a bracket 2, the upper end face of the bracket 2 is installed with a second electric push rod 3, the output end of the second electric push rod 3 passes through the bracket 2 and is fixedly connected to an extrusion plate 4, the lower end face of the separation barrel 1 is fixedly connected to a "U"-shaped support frame 12, the lower end face of the support frame 12 is installed with a vibration motor 11, and the left end face of the separation barrel 1 is connected to two oil outlet pipes 14 and water outlet pipes 15 which are flush with the upper ends of the filter plate 6 and the baffle 9 respectively.

[0022] In this embodiment: when in use, the oily wastewater to be separated is poured into the separation barrel 1, and the vibration motor 11 is started to drive the separation barrel 1 to vibrate. At this time, the stop valve 16 on the outer wall of the oil outlet pipe 14 needs to be closed to prevent the wastewater from entering the oil outlet pipe 14. The wastewater falls into the upper end of the baffle 9 through the oil absorption sponge pad 5 and the filter plate 6, and is discharged through the outlet pipe 15;

[0023] The grease is absorbed inside the oil-absorbing sponge pad 5. At this time, the first electric push rod 8 is started to drive the baffle 9 to move upward, so that the hydrophobic membrane 7 abuts against the lower end of the filter plate 6 to block the mesh of the filter plate 6. Then the second electric push rod 3 drives the squeezing plate 4 to move downward, and the squeezing plate 4 squeezes the sponge to squeeze the grease out of the oil-absorbing sponge pad 5 and flows into the oil outlet pipe 14 along with the filter plate 6.

[0024] As a technical optimization solution of the utility model, a plurality of evenly distributed mesh holes are formed through the upper end of the filter plate 6 .

[0025] In this embodiment, water can flow into the lower end of the filter plate 6 conveniently through a plurality of evenly distributed mesh holes.

[0026] As a technical optimization solution of the utility model, the filter plate 6 , the oil-absorbing sponge pad 5 and the baffle plate 9 are all arranged at an angle, and the squeezing plate 4 matches the filter plate 6 .

[0027] In this embodiment: the filter plate 6 is tilted to facilitate the introduction of grease into the oil outlet pipe 14, and the baffle 9 is tilted to facilitate the introduction of water into the water outlet pipe 15, and the outer walls of the filter plate 6, the oil-absorbing sponge pad 5, the baffle 9, and the hydrophobic membrane 7 are all in contact with the inner wall of the separation barrel 1.

[0028] As a technical optimization solution of the present invention, the bottom end of the separation barrel 1 is fixedly connected to a plurality of springs 10 , and the other ends of the plurality of springs 10 are fixedly connected to a base frame 13 .

[0029] In this embodiment: a plurality of springs 10 can assist the separation barrel 1 in vibrating.

[0030] As a technical optimization solution of the utility model, the outer walls of the oil outlet pipe 14 and the water outlet pipe 15 are both installed with stop valves 16 .

[0031] In this embodiment, the cut-off valve 16 can be used to control the disconnection and connection states of the oil outlet pipe 14 and the water outlet pipe 15 .

[0032] As a technical optimization solution of the present invention, a controller is installed on the front end surface of the separation barrel 1.

[0033] In this embodiment, the controller is electrically connected to the first electric push rod 8 , the second electric push rod 3 and the vibration motor 11 , which makes the operation more convenient.

[0034] Working principle: When in use, pour the oily wastewater to be separated into the separation barrel 1, start the vibration motor 11 to drive the separation barrel 1 to vibrate, at this time the oil outlet pipe 14 is cut off, the wastewater falls into the upper end of the baffle 9 through the oil absorption sponge pad 5 and the filter plate 6, and is discharged through the water outlet pipe 15, while the grease is absorbed inside the oil absorption sponge pad 5;

[0035] At this time, the first electric push rod 8 is started to drive the baffle 9 to move upward, so that the hydrophobic membrane 7 abuts against the lower end of the filter plate 6, blocking the mesh of the filter plate 6, and then the second electric push rod 3 drives the squeezing plate 4 to move downward, and the sponge is squeezed by the squeezing plate 4 to squeeze the grease from the inside of the oil-absorbing sponge pad 5 and flow into the oil outlet pipe 14 along with the filter plate 6.

[0036] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for separating and filtering oily wastewater, comprising a separation barrel (1), characterized in that : The interior of the separation barrel (1) is fixedly connected to two support plates (17) distributed on the left and right, and filter plates (6) are placed on the upper end surfaces of the two support plates (17). The upper end surfaces of the filter plates (6) are paved with oil-absorbing sponge pads (5) and are in contact with the separation barrel (1); A first electric push rod (8) is installed at the bottom end of the separation barrel (1), the output end of the first electric push rod (8) passes through the separation barrel (1) and is fixedly connected to a baffle (9), and the interior of the baffle (9) is detachably connected to a hydrophobic membrane (7) via bolts; The rear end surface of the separation barrel (1) is fixedly connected to a bracket (2), the upper end surface of the bracket (2) is mounted with a second electric push rod (3), and the output end of the second electric push rod (3) passes through the bracket (2) and is fixedly connected to an extrusion plate (4); A U-shaped support frame (12) is fixedly connected to the lower end surface of the separation barrel (1), and a vibration motor (11) is installed on the lower end surface of the support frame (12); The left end surface of the separation barrel (1) is connected to two oil outlet pipes (14) and water outlet pipes (15) which are flush with the upper ends of the filter plate (6) and the baffle plate (9) respectively.

2. The oily wastewater separation and filtration device according to claim 1 is characterized in that: The upper end of the filter plate (6) is penetrated by a plurality of evenly distributed mesh holes.

3. The oily wastewater separation and filtration device according to claim 1 is characterized in that: The filter plate (6), the oil-absorbing sponge pad (5) and the baffle plate (9) are all arranged at an angle, and the squeezing plate (4) matches the filter plate (6).

4. The oily wastewater separation and filtration device according to claim 1 is characterized in that: A plurality of springs (10) are fixedly connected to the bottom end of the separation barrel (1), and a bottom frame (13) is fixedly connected to the other ends of the plurality of springs (10).

5. The oily wastewater separation and filtration device according to claim 1 is characterized in that: The outer walls of the oil outlet pipe (14) and the water outlet pipe (15) are both installed with stop valves (16).

6. The oily wastewater separation and filtration device according to claim 1, characterized in that: A controller is installed on the front end surface of the separation barrel (1).

Images