Oil-water separator for water treatment

Abstract

The utility model discloses an oil-water separator for water treatment, which comprises a shell and a separation mechanism, an end cover is arranged at the upper end of the shell, the separation mechanism comprises flow deflectors, a separation component, a bubbling component and an oil absorption component, the flow deflectors are arranged in the shell, a whole formed by the two flow deflectors forms a separation area, and the oil absorption component is arranged in the separation area. The separation assembly is arranged in the separation area and used for slowing down the flow velocity of water and guiding flow, the bubbling assembly is arranged at the lower end in the shell and used for separating oil from water, and the oil absorption assembly is arranged at the upper end of the shell and used for uniformly absorbing waste oil. The residence time of the sewage is prolonged, air is pumped through the air blower to form bubbles in the sewage, and oil can be better brought to the surface of the sewage in cooperation with flow choking of the separation area and then is uniformly sucked out through the oil suction assembly.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage oil water separator technical field, concretely is a kind of oil water separator for water treatment. BACKGROUND

[0002] Oil water separator is a kind of equipment for separating oil and water, widely used in industrial production, environmental protection and sewage treatment and other fields, oil water separator for water treatment is mostly applied in catering industry, for the oil water separation of catering sewage, the existing oil water separator for water treatment when working, filter large particle impurity sewage flows into grease blocking chamber, heating wire heats sewage at this time, avoid grease solidification, in grease blocking chamber, after gravity separation, large amount of grease floats on the surface, the water pump above sucks grease, and the deoiled sewage flows out from lower water outlet, realizes separation purpose, when working, the traditional oil water separator for water treatment, oil-water mixture flows through grease blocking chamber, and the residence time is short, and only rely on gravity to carry out oil-water separation work, separation efficiency is low, the position of oil suction is fixed, there can be uneven oil suction, seriously it can also lead to sewage also being sucked, for this purpose, we propose a kind to be used for water treatment oil water separator. SUMMARY

[0003] The utility model solves the technical problems of overcoming the defects of the prior art, providing an oil water separator for water treatment, which is provided with a separation area with a flow resistance device, the residence time of sewage is increased, air is pumped into the sewage by a blower to form air bubbles, and the flow resistance of the separation area can better bring grease to the surface of the sewage, and then the oil suction assembly is used to uniformly suck out the grease, which can effectively solve the problems in the background art.

[0004] To achieve the above object, the utility model provides the following technical scheme: an oil water separator for water treatment, comprising a shell and a separation mechanism.

[0005] The shell is provided with an end cover at the upper end, a water inlet pipe is arranged at the front right side of the shell, and a water outlet pipe is arranged at the rear left side of the shell.

[0006] The separation mechanism comprises guide vanes, a separation assembly, a foaming assembly and an oil suction assembly, the guide vanes are arranged in the interior of the shell, the whole formed by the two guide vanes constitutes a separation area, the separation assembly is arranged in the interior of the separation area and is used for slowing down the flow rate of water and guiding the flow, the foaming assembly is arranged at the lower end of the interior of the shell and is used for separating oil and water, and the oil suction assembly is arranged at the upper end of the shell and is used for uniformly sucking out oil.

[0007] Further, the separation assembly comprises a baffle one, a baffle two and a flow guide hole, the baffle one is arranged on the left and right sides in the separation area respectively, the baffle one is a inwardly inclined sheet body, the baffle two is arranged in the center of the separation area, the baffle two is a V-shaped sheet body, and the flow guide hole is uniformly arranged on the upper end of the flow guide sheet.

[0008] Further, the foaming assembly comprises a gas guide pipe, a foaming cover, a blower and a gas pipe, the gas guide pipe is arranged at the lower end of the shell, the foaming cover is uniformly arranged on the middle of the bottom wall of the shell, the foaming cover forms a foaming area above, the lower end of the foaming cover is communicated with the upper end of the gas guide pipe, the blower is arranged at the front side of the upper end of the end cover, the input end of the blower is electrically connected with the output end of the single-chip microcomputer, the front end of the air outlet of the blower is communicated with the air inlet of the gas guide pipe, and the gas pipe is uniformly arranged on the left and right sides of the upper end of the end cover.

[0009] Further, the oil suction assembly comprises a lead screw, a belt pulley, a sliding block, an oil suction pipe and a motor, the lead screw is rotationally connected to the upper end of the inner wall of the shell, the screw threads of the two lead screws are opposite, the belt pulley is arranged at the front end of the lead screw, the diameter of the belt pulley on the left side is larger than that of the belt pulley on the right side, the two belt pulleys are drivingly connected through a belt, the sliding block is slidingly connected to the top wall of the end cover, the inner middle of the sliding block is threadedly connected with the outer surface of the vertically adjacent lead screw, the oil suction pipe is arranged on the left and right sides in the inner part of the sliding block, the motor is arranged at the right rear end of the shell, the input end of the motor is electrically connected with the output end of the single-chip microcomputer, and the output shaft of the motor is fixedly connected with the rear end of the lead screw on the right side.

[0010] Further, the separation mechanism further comprises a water pump, the water pump is arranged at the middle of the upper end of the shell, the input end of the water pump is electrically connected with the output end of the single-chip microcomputer, and the oil suction pipe is communicated with the water pump through a connecting pipe, so that stable driving is provided for the oil suction.

[0011] Further, the heating wire is arranged on the middle of the bottom wall of the shell, the input end of the heating wire is electrically connected with the output end of the single-chip microcomputer, so that the sewage can be quickly heated, and the grease is prevented from solidifying.

[0012] Further, the single-chip microcomputer is arranged at the right front end of the shell, the input end of the single-chip microcomputer is electrically connected with an external power supply, and a control effect is provided for the oil-water separation.

[0013] Compared with the prior art, the oil-water separator for water treatment has the following advantages:

[0014] 1. After the wastewater enters the separation zone, the flow rate is slowed down by the obstruction of the first and second baffle plates, and the residence time is increased, so that the oil and water are initially separated. The oil above can enter the foaming zone through the guide hole, and then air is pumped in by the blower to form bubbles in the foaming zone, which better carries the oil in the wastewater to the surface of the wastewater, preventing incomplete oil-water separation and improving the efficiency of oil-water separation in water treatment.

[0015] 2. The motor rotation drives the lead screw to rotate, which in turn moves the slider and the oil suction pipe. The threads on the lead screw surface in different directions make the slider move in opposite directions, which can draw out the oil from the surface of the sewage in a whole and even way, preventing the oil suction area from being fixed and causing uneven oil suction and sewage suction. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the structure of this utility model;

[0017] Figure 2 This is a schematic diagram of the oil-absorbing component of this utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the separation component of this utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the foaming component of this utility model.

[0020] In the diagram: 1. Housing, 2. End cap, 3. Separation mechanism, 31. Guide vane, 32. Separation assembly, 321. Baffle plate one, 322. Baffle plate two, 323. Guide hole, 33. Bubble-forming assembly, 331. Air guide pipe, 332. Bubble cap, 333. Blower, 334. Air pipe, 34. Oil suction assembly, 341. Lead screw, 342. Pulley, 343. Slider, 344. Oil suction pipe, 345. Motor, 35. Water pump, 4. Inlet pipe, 5. Outlet pipe, 6. Heating wire, 7. Microcontroller. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] Please see Figures 1-4 This embodiment provides a technical solution: an oil-water separator for water treatment, comprising a housing 1 and a separation mechanism 3;

[0023] The shell 1 is provided with an end cover 2 at the upper end, the front end right side of the shell 1 is provided with a water inlet pipe 4, the rear end left side of the shell 1 is provided with a water outlet pipe 5, the height of the water inlet pipe 4 is higher than the height of the water outlet pipe 5, further comprising a heating wire 6, the heating wire 6 is arranged in the middle of the bottom wall of the shell 1, the input end of the heating wire 6 is electrically connected with the output end of the single-chip microcomputer 7, the sewage can be quickly heated, the grease is prevented from solidifying, further comprising a single-chip microcomputer 7, the single-chip microcomputer 7 is arranged at the front end of the right side of the shell 1, the input end of the single-chip microcomputer 7 is electrically connected with an external power supply, and control effect is provided for the separation of oil and water;

[0024] The separation mechanism 3 comprises guide vanes 31, separation components 32, bubbling components 33 and oil suction components 34, the guide vanes 31 are arranged in the interior of the shell 1, two guide vanes 31 form a separation area, the separation area is Z-shaped as a whole, the heating wire 6 is laid along the track of the separation area, the separation components 32 are arranged in the interior of the separation area, for slowing down the flow rate of water and guiding the flow, the bubbling components 33 are arranged in the lower end of the interior of the shell 1, for separating oil and water, the oil suction components 34 are arranged in the upper end of the shell 1, the oil suction components 34 are used for uniform suction of oil, the separation components 32 comprise flow resistance pieces 321, flow resistance pieces 322 and flow guiding holes 323, the flow resistance pieces 321 are arranged on the left and right sides in the interior of the separation area respectively, the flow resistance pieces 321 are inwardly inclined pieces, the flow resistance pieces 322 are arranged in the center of the interior of the separation area, the flow resistance pieces 322 are V-shaped pieces, the flow guiding holes 323 are evenly arranged on the upper end of the middle part of the guide vanes 31, for the retention and flow guiding of the oil-water mixture, the bubbling components 33 comprise air ducts 331, bubbling covers 332, air blowers 333 and air pipes 334, the air ducts 331 are arranged in the lower end of the interior of the shell 1, the bubbling covers 332 are evenly arranged in the middle part of the bottom wall of the shell 1, the upper end of the bubbling cover 332 is provided with uniformly distributed small holes, air enters the interior of the sewage from the holes to form bubbles, a bubbling area is formed above the bubbling cover 332, the lower end of the bubbling cover 332 is communicated with the upper end of the air duct 331, the air blower 333 is arranged on the front side of the upper end of the end cover 2, the input end of the air blower 333 is electrically connected with the output end of the single-chip microcomputer 7, the front end of the air outlet of the air blower 333 is communicated with the air inlet of the air duct 331, the air pipes 334 are evenly arranged on the left and right sides of the upper end of the end cover 2, air can be pumped into the oil-water mixture to provide a basis for the rapid separation of the oil-water mixture, the oil suction components 34 comprise lead screws 341, belt pulleys 342, sliding blocks 343, oil suction pipes 344 and motors 345, the lead screws 341 are rotatably connected to the upper end of the inner wall of the shell 1, the screw threads of the two lead screws 341 are opposite, the belt pulleys 342 are arranged on the front end of the lead screws 341, the diameter of the left belt pulley 342 is larger than that of the right belt pulley 342, the two belt pulleys 342 are connected through a belt drive, the sliding blocks 343 are slidably connected to the top wall of the end cover 2, the inner middle part of the sliding block 343 is threadedly connected with the outer surface of the vertically adjacent lead screw 341, the oil suction pipes 344 are arranged on the left and right sides in the interior of the sliding block 343, the motor 345 is arranged on the right side of the rear end of the shell 1, the input end of the motor 345 is electrically connected with the output end of the single-chip microcomputer 7, the output shaft of the motor 345 is fixedly connected with the rear end of the right lead screw 341, to provide a basis for the uniform suction of oil, the separation mechanism 3 further comprises a water pump 35, the water pump 35 is arranged in the middle part of the upper end of the shell 1, the input end of the water pump 35 is electrically connected with the output end of the single-chip microcomputer 7, the oil suction pipes 344 are communicated with the water pump 35 through connecting pipes, to provide stable driving for the suction of oil, the separation area is provided with flow resistance devices, the retention time of sewage is increased,The air pumped by the air blower 333 forms bubbles inside the sewage, which, in combination with the flow resistance of the separation area, can better bring the oil to the surface of the sewage, and then the oil is uniformly sucked out by the oil suction assembly 34.

[0025] The working principle of the oil-water separator for water treatment is as follows: the sewage after filtering large particles of solids enters the separation area from the water inlet pipe 4, at this time, the single-chip microcomputer 7 controls the heating wire 6 to work, the heating wire 6 emits heat to heat the sewage, preventing the oil from solidifying, the sewage slowly flows along the track of the flow guide piece 31, the inner inclined flow resistance piece one 321 preliminarily blocks the flow of the sewage, and with the flow of the sewage, the oil with small specific gravity slowly moves to the surface of the sewage, and then flows into the foaming area through the flow guide hole 323 after being blocked by the flow resistance piece one 321, with the continuous flow of the sewage, when the sewage passes through the flow resistance piece two 322, the V-shaped flow resistance piece two 322 extrudes the sewage to both sides, so that the oil on the top of the sewage flows into the foaming area through the flow guide hole 323, at this time, the oil capacity in the two bubble areas is much larger than the capacity of the sewage, the single-chip microcomputer 7 controls the air blower 333 to work, the air blower 333 pumps air into the inside of the shell 1 through the air guide pipe 331, the air forms bubbles inside the sewage in the foaming area after passing through the foaming cover 332, the bubbles bring the oil in the sewage in the foaming area to the surface of the sewage, and then escape through the air pipe 334, the lower sewage flows back to the separation area through the connecting port, and then flows out from the water outlet pipe 5, at the same time, the single-chip microcomputer 7 controls the motor 345 to rotate, the output shaft of the motor 345 drives the right screw rod 341 to rotate, because the diameter of the left belt pulley 342 is larger than that of the right belt pulley 342, so that the transmission effect can be formed, so that the left screw rod 341 also rotates through the transmission of the belt, because the thread directions of the two screw rods 341 are opposite, so that with the rotation of the screw rod 341, the left slider 343 moves forward and the right slider 343 moves backward, when reaching the appropriate position, the motor 345 reverses, the two screw rods 341 also reversely rotate synchronously, and the water pump 35 works, the oil on the surface of the sewage is sucked out through the connecting pipe and the oil suction pipe 344, and the continuously moving slider 343 can uniformly and integrally suck the oil into the oil suction pipe 344.

[0026] It is worth noting that the single-chip microcomputer 7 disclosed in the above embodiment is an S7-200 single-chip microcomputer, the air blower 333 is a PF100-05 air blower, the motor 345 is a 60TM-01330F5-C motor, the water pump 35 is a GY-PW water pump, and the heating wire 6 is a Ni80Cr20 heating wire, and the single-chip microcomputer 7 controls the air blower 333, the motor 345, the water pump 35 and the heating wire 6 to work, which adopts the method commonly used in the prior art.

[0027] The above merely illustrates the embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structure or equivalent process transformation, or direct or indirect application in other related technical fields, which are made by using the content of the present application specification and drawings, are also included in the patent protection scope of the present application.

Claims

1. An oil-water separator for water treatment, characterized in that: It includes a housing (1) and a separation mechanism (3); Shell (1): It is provided with an end cap (2) at its upper end, a water inlet pipe (4) is provided on the right side of the front end of the shell (1), and a water outlet pipe (5) is provided on the left side of the rear end of the shell (1). Separation mechanism (3): It includes a guide plate (31), a separation component (32), a foaming component (33) and an oil suction component (34). The guide plates (31) are all located inside the shell (1). The two guide plates (31) together form a separation area. The separation component (32) is located inside the separation area to slow down the flow rate of water and guide the flow. The foaming component (33) is located at the lower end of the shell (1) for oil-water separation. The oil suction component (34) is located at the upper end of the shell (1) for uniformly sucking out waste oil.

2. The oil-water separator for water treatment according to claim 1, characterized in that: It also includes a microcontroller (7), which is located at the front right side of the housing (1), and the input terminal of the microcontroller (7) is electrically connected to an external power supply.

3. The oil-water separator for water treatment according to claim 1, characterized in that: The separation component (32) includes a first flow-blocking plate (321), a second flow-blocking plate (322), and a flow-guiding hole (323). The first flow-blocking plate (321) is respectively disposed on the left and right sides inside the separation area. The first flow-blocking plate (321) is a plate that is inclined inward. The second flow-blocking plate (322) is disposed in the center of the separation area. The second flow-blocking plate (322) is a V-shaped plate. The flow-guiding hole (323) is evenly opened at the upper middle part of the flow-guiding plate (31).

4. An oil-water separator for water treatment according to claim 2, characterized in that: The foaming assembly (33) includes an air guide pipe (331), a foaming cap (332), a blower (333), and an air pipe (334). The air guide pipe (331) is located at the lower end of the interior of the housing (1). The foaming cap (332) is evenly located in the middle of the bottom wall of the housing (1). A foaming area is formed above the foaming cap (332). The lower end of the foaming cap (332) is connected to the upper end of the air guide pipe (331). The blower (333) is located at the front side of the upper end of the end cap (2). The input end of the blower (333) is electrically connected to the output end of the microcontroller (7). The front end of the air outlet of the blower (333) is connected to the air inlet of the air guide pipe (331). The air pipe (334) is evenly located on the left and right sides of the upper end of the end cap (2).

5. An oil-water separator for water treatment according to claim 2, characterized in that: The oil suction assembly (34) includes a lead screw (341), a pulley (342), a slider (343), an oil suction pipe (344), and a motor (345). The lead screws (341) are rotatably connected to the upper end of the inner wall of the housing (1), and the threads of the two lead screws (341) are opposite. The pulleys (342) are both located at the front end of the lead screws (341), and the diameter of the left pulley (342) is larger than that of the right pulley (342). The two pulleys (342) are connected by a belt. The transmission connection is as follows: the slider (343) is slidably connected to the top wall of the end cover (2); the inner middle of the slider (343) is threadedly connected to the outer surface of the vertically adjacent lead screw (341); the oil suction pipe (344) is set on the left and right sides inside the slider (343); the motor (345) is set on the right rear end of the housing (1); the input end of the motor (345) is electrically connected to the output end of the microcontroller (7); and the front end of the output shaft of the motor (345) is fixedly connected to the rear end of the lead screw (341) on the right side.

6. An oil-water separator for water treatment according to claim 5, characterized in that: The separation mechanism (3) also includes a water pump (35), which is located in the middle of the upper end of the housing (1). The input end of the water pump (35) is electrically connected to the output end of the microcontroller (7), and the oil suction pipe (344) is connected to the water pump (35) through a connecting pipe.

7. An oil-water separator for water treatment according to claim 2, characterized in that: It also includes a heating wire (6), which is located in the middle of the bottom wall of the housing (1). The input end of the heating wire (6) is electrically connected to the output end of the microcontroller (7).

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