CN111888802A - Oil-water separator for oily wastewater treatment - Google Patents
Oil-water separator for oily wastewater treatment Download PDFInfo
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- CN111888802A CN111888802A CN202010943600.7A CN202010943600A CN111888802A CN 111888802 A CN111888802 A CN 111888802A CN 202010943600 A CN202010943600 A CN 202010943600A CN 111888802 A CN111888802 A CN 111888802A
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- bin
- oil
- water
- separation
- aeration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/0208—Separation of non-miscible liquids by sedimentation
- B01D17/0211—Separation of non-miscible liquids by sedimentation with baffles
Abstract
The invention discloses an oil-water separator for treating oily wastewater, which comprises a separation bin, a filter bin positioned at the upstream of the separation bin and a water outlet bin positioned at the downstream of the separation bin, wherein the filter bin comprises: the filter house is last to communicate there is the inlet tube, the inner wall of crossing the filter house is connected with the orifice plate through an elastic component, it is provided with the drive assembly that a drive orifice plate shakes along rivers direction intermittent type to cross the filter house, the inner wall parallel arrangement in separation storehouse has first baffling subassembly and second baffling subassembly, and first baffling subassembly and second baffling subassembly constitute by two slopes are opposite and mutual non-contact first baffling board and second baffling board respectively, the intercommunication has the outlet pipe on the delivery storehouse. According to the oil-water separator, two groups of parallel baffle assemblies are adopted, and the baffle plates which are not in contact with each other are combined, so that the oil stain and the wastewater floating on the surface of the wastewater can be subjected to multiple separation, the oil stain and the wastewater are subjected to multiple upper and lower layering after passing through the baffle plates, and the separation efficiency of the oily wastewater is improved.
Description
Technical Field
The invention relates to the technical field of oil-water separation, in particular to an oil-water separator for treating oily wastewater.
Background
The oil-water separation device applies a fluid mechanics theory, when oil-containing wastewater continuously and synchronously flows through, the oil-water wastewater is shunted, layered and separated according to different specific weights of oil and water, and finally the purpose of oil-water separation is achieved.
The existing oil-water separator generally adopts single-structure oily wastewater to carry out layering and separation operation during oil-water separation, and when the oil content in the wastewater is more, oil stains can not be effectively layered in the wastewater, so that the oil stains in the wastewater can not be separated, and the separation efficiency of the oily wastewater is reduced.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an oil-water separator for oily wastewater treatment, which adopts multiple baffling separation to realize efficient separation of oil stains in wastewater.
In order to achieve the purpose, the invention adopts the following technical scheme: an oil-water separator for oily wastewater treatment comprises a separation bin, a filter bin located at the upstream of the separation bin, and an effluent bin located at the downstream of the separation bin:
the filtering bin is communicated with a water inlet pipe, the inner wall of the filtering bin is connected with the pore plate through an elastic assembly, and the filtering bin is provided with a driving assembly for driving the pore plate to vibrate intermittently along the water flow direction;
the inner wall of the separation bin is provided with a first baffling component and a second baffling component in parallel, and the first baffling component and the second baffling component are respectively composed of a first baffling plate and a second baffling plate which are opposite in inclination and do not contact with each other;
the outer wall of the separation bin is communicated with an oil discharge pipe;
and the water outlet bin is communicated with a water outlet pipe.
As a further description of the above technical solution:
the first baffle plate and the second baffle plate which are close to the water inlet side of the water flow in the first baffle assembly and the second baffle assembly are of a downward-inclined structure, and the first baffle plate and the second baffle plate which are close to the water outlet side of the water flow are of an upward-inclined structure.
As a further description of the above technical solution:
an aeration bin is arranged at the water inlet of the separation bin, and an aeration component is arranged on the aeration bin;
the top of the separation bin is communicated with an exhaust pipe.
As a further description of the above technical solution:
the aeration component comprises an aerator arranged on the outer wall of the aeration bin, an air inlet of the aerator is communicated with an activated carbon adsorption pipe, an air outlet of the aerator is communicated with an aeration pipe extending into the aeration bin, and an aeration hole is formed in the aeration pipe.
As a further description of the above technical solution:
the elastic component comprises a limiting block arranged on the inner wall of the filter bin, a spring is arranged on the limiting block, and the free end of the spring is elastically connected with the end part of the pore plate.
As a further description of the above technical solution:
the driving assembly comprises a motor which is arranged at the top of the filtering bin and is positioned at the downstream of the pore plate, the output end of the motor is connected with a cam, and the cam is in intermittent contact with the pore plate.
As a further description of the above technical solution:
a water inlet partition plate is arranged at the top end of the inner wall of the filtering bin and positioned at the upstream of the pore plate, and the water inlet partition plate is not contacted with the bottom end of the inner wall of the filtering bin;
the bottom of the filtering bin is communicated with a slag discharge pipe.
As a further description of the above technical solution:
the top of the water inlet end of the water outlet bin is provided with a water outlet partition plate, and the water outlet partition plate is not in contact with the bottom end of the inner wall of the water outlet bin.
The invention provides an oil-water separator for treating oily wastewater. The method has the following beneficial effects:
this oil water separator adopts two sets of parallel baffling subassemblies to combine each other contactless baffling board, can play multiple separation's effect to the greasy dirt and the waste water that float at the waste water surface, make greasy dirt and waste water carry out the upper and lower layering many times after the baffling board, thereby improved the separation efficiency of oily waste water.
Drawings
FIG. 1 is a schematic view of the overall internal structure of an oil-water separator for oily wastewater treatment according to the present invention;
FIG. 2 is a schematic view of the entire outer side of an oil-water separator for oily wastewater treatment according to the present invention;
FIG. 3 is an enlarged view of the structure at A in the present invention;
fig. 4 is a schematic structural view of an aeration assembly according to the present invention.
Illustration of the drawings:
1. a filtering bin; 11. a water inlet pipe; 12. a water inlet clapboard; 13. a slag discharge pipe; 14. an orifice plate; 15. a limiting block; 16. a spring; 17. a motor; 18. a cam; 2. separating the bins; 21. a first baffle plate; 22. a second baffle plate; 23. an exhaust pipe; 24. an oil discharge pipe; 3. a water outlet bin; 31. a water outlet pipe; 32. a water outlet clapboard; 4. an aeration bin; 41. an aeration assembly; 411. an aeration pipe; 412. an aeration hole; 413. an activated carbon adsorption tube; 414. an aerator.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
As shown in fig. 1, an oil-water separator for oily wastewater treatment comprises a separation bin 2, and a filter bin 1 located at the upstream and a water outlet bin 3 located at the downstream:
the filtering bin 1 is communicated with a water inlet pipe 11, the inner wall of the filtering bin 1 is connected with the pore plate 14 through an elastic assembly, and the filtering bin 1 is provided with a driving assembly for driving the pore plate 14 to vibrate intermittently along the water flow direction, so that particle impurities gathered in the pore plate 14 can be cleaned by vibration, and the pore plate 14 is prevented from being blocked;
the inner wall of the separation bin 2 is provided with a first baffling component and a second baffling component in parallel, and the first baffling component and the second baffling component are respectively composed of a first baffling plate 21 and a second baffling plate 22 which are opposite in inclination and do not contact with each other, so that the oil stain and the wastewater can be layered twice, and the oil-water separation efficiency is improved;
the outer wall of the separation bin 2 is communicated with an oil discharge pipe 24.
The water outlet bin 3 is communicated with a water outlet pipe 31.
In this embodiment, the oil-water separator adopts two sets of parallel baffle assemblies, and combines the first baffle plate 21 and the second baffle plate 22 which are not in contact with each other, so as to perform multiple separation of the oil stain and the wastewater floating on the surface of the wastewater in the separation bin 2, so that the oil stain and the wastewater are layered up and down for many times after passing through the first baffle plate 21 and the second baffle plate 22, thereby improving the separation efficiency of the oily wastewater.
As shown in fig. 1, the first baffle plate 21 and the second baffle plate 22 of the first baffle assembly and the second baffle assembly, which are close to the water inlet side of the water flow, are of a downward-inclined structure, and the first baffle plate 21 and the second baffle plate 22 of the first baffle assembly and the second baffle assembly, which are close to the water outlet side of the water flow, are of an upward-inclined structure;
oily waste water is firstly baffled by the first baffle plate 21 with the declination type, so that the waste water with less oil in the lower layer continuously flows along the first baffle plate 21, oil and water separation is carried out on the waste water with more oil in the lower layer after the waste water passes through the first baffle plate 21 with the declination type, the waste water with more oil in the upper layer continuously flows upwards and flows into the second baffle plate 22 with the declination type, the waste water with less oil in the lower layer continuously flows along the second baffle plate 22, the waste water with more oil in the lower layer is subjected to oil and water separation after the waste water passes through the second baffle plate 22 with the declination type, two complete oil and water separation operations on the oily waste water are realized, and oil stains and waste.
As shown in fig. 1, fig. 2 and fig. 4, an aeration bin 4 is arranged at the water inlet of the separation bin 2, an aeration assembly 41 is arranged on the aeration bin 4, and the top of the separation bin 2 is communicated with an exhaust pipe 23 for exhausting redundant gas in the separation bin 2;
the aeration component 41 comprises an aerator 414 arranged on the outer wall of the aeration bin 4, the air inlet of the aerator 414 is communicated with an activated carbon adsorption pipe 413 and is filled with activated carbon small adsorption particles to adsorb dust and impurities in the air, the air outlet of the aerator 414 is communicated with an aeration pipe 411 extending into the aeration bin 4, and the aeration pipe 411 is provided with aeration holes 412;
start aeration machine 414 and make its extraction outside air, enter into in aeration pipe 411 after the absorption of active carbon adsorption tube 413, and have aeration hole 412 to enter into aeration storehouse 4, carry out aeration treatment to oily waste water, the aeration releases a large amount of microbubbles, the microbubble is met tiny oil drop, suspended solid or floater in the sewage at the in-process that rises, the microbubble attaches to and makes it come-up very fast on it, the suspended solid that needs to be handled in the sewage like this is whole to float in the surface of water, make the better separation of profit.
As shown in fig. 1-3, the elastic assembly comprises a limit block 15 arranged on the inner wall of the filtering bin 1, a spring 16 is arranged on the limit block 15, the free end of the spring 16 is elastically connected with the end part of the pore plate 14, the driving assembly comprises a motor 17 arranged at the top of the filtering bin 1 and positioned at the downstream of the pore plate 14, the output end of the motor 17 is connected with a cam 18, and the cam 18 is in intermittent contact with the pore plate 14;
the motor 17 is started to drive the cam 18 to rotate, the cam 18 can be in intermittent contact with the downstream end of the pore plate 14 at the moment, intermittent impact force is generated on the pore plate 14, the pore plate 14 can extrude the spring 16 to be compressed and deformed when being impacted by the cam 18, and the spring 16 resets and rebounds when the cam 18 leaves the pore plate 14, so that the circular vibration effect of the pore plate 14 along a wastewater flow mode is realized, and particle impurities gathered in the pore plate 14 can be cleaned.
As shown in fig. 1, a water inlet partition plate 12 is arranged at the top end of the inner wall of the filtering bin 1 and at the upstream of the pore plate 14, the water inlet partition plate 12 is not in contact with the bottom end of the inner wall of the filtering bin 1, and is used for conducting oily wastewater, the bottom of the filtering bin 1 is communicated with a slag discharge pipe 13, and particulate impurities filtered in the filtering bin 1 can be discharged from the slag discharge pipe 13.
As shown in fig. 1 and 2, the top of the water inlet end of the water outlet bin 3 is provided with a water outlet partition plate 32, the water outlet partition plate 32 is not in contact with the bottom of the inner wall of the water outlet bin 3, the bottom of the inner wall of the water outlet bin 3 is closer to the bottom of the inner wall of the filter bin 1 than the bottom of the water inlet partition plate 12, so that oil stains in water cannot enter a water outlet area, the height of the water outlet pipe 31 is higher than that of the water inlet pipe 11 and the oil discharge pipe 24, and therefore the oil stains in wastewater are pressed into the water outlet pipe 31 and discharged out of the water bin 3 through the pressure difference generated by the water level height.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. An oil-water separator for oily wastewater treatment, which comprises a separation bin (2), a filtering bin (1) positioned at the upstream of the separation bin and a water outlet bin (3) positioned at the downstream of the separation bin, and is characterized in that:
the water inlet pipe (11) is communicated with the filtering bin (1), the inner wall of the filtering bin (1) is connected with the pore plate (14) through an elastic assembly, and the filtering bin (1) is provided with a driving assembly for driving the pore plate (14) to vibrate intermittently along the water flow direction;
a first baffling component and a second baffling component are arranged on the inner wall of the separation bin (2) in parallel, and the first baffling component and the second baffling component are respectively composed of a first baffling plate (21) and a second baffling plate (22) which are opposite in inclination and do not contact with each other;
the outer wall of the separation bin (2) is communicated with an oil discharge pipe (24);
the water outlet bin (3) is communicated with a water outlet pipe (31).
2. The oil-water separator for oily wastewater treatment as claimed in claim 1, characterized in that: the first baffle plate (21) and the second baffle plate (22) which are close to the water inlet side of the water flow in the first baffle assembly and the second baffle assembly are of declination structures, and the first baffle plate (21) and the second baffle plate (22) which are close to the water outlet side of the water flow are of declination structures.
3. The oil-water separator for oily wastewater treatment as claimed in claim 1, characterized in that: an aeration bin (4) is arranged at a water inlet of the separation bin (2), and an aeration component (41) is arranged on the aeration bin (4);
the top of the separation bin (2) is communicated with an exhaust pipe (23).
4. The oil-water separator for oily wastewater treatment as claimed in claim 3, characterized in that: the aeration component (41) comprises an aerator (414) arranged on the outer wall of the aeration bin (4), the air inlet of the aerator (414) is communicated with an activated carbon adsorption pipe (413), the air outlet of the aerator (414) is communicated with an aeration pipe (411) extending into the aeration bin (4), and an aeration hole (412) is formed in the aeration pipe (411).
5. The oil-water separator for oily wastewater treatment as claimed in claim 1, characterized in that: the elastic component comprises a limiting block (15) arranged on the inner wall of the filtering bin (1), a spring (16) is arranged on the limiting block (15), and the free end of the spring (16) is elastically connected with the end part of the pore plate (14).
6. The oil-water separator for oily wastewater treatment as claimed in claim 1, characterized in that: the driving assembly comprises a motor (17) which is arranged at the top of the filtering bin (1) and is positioned at the downstream of the pore plate (14), the output end of the motor (17) is connected with a cam (18), and the cam (18) is intermittently contacted with the pore plate (14).
7. The oil-water separator for oily wastewater treatment as claimed in claim 1, characterized in that: a water inlet partition plate (12) is arranged at the top end of the inner wall of the filtering bin (1) and at the upstream of the pore plate (14), and the water inlet partition plate (12) is not in contact with the bottom end of the inner wall of the filtering bin (1);
the bottom of the filtering bin (1) is communicated with a slag discharge pipe (13).
8. The oil-water separator for oily wastewater treatment as claimed in claim 1, characterized in that: the top of the water inlet end of the water outlet bin (3) is provided with a water outlet partition plate (32), and the water outlet partition plate (32) is not in contact with the bottom end of the inner wall of the water outlet bin (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010943600.7A CN111888802A (en) | 2020-09-09 | 2020-09-09 | Oil-water separator for oily wastewater treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010943600.7A CN111888802A (en) | 2020-09-09 | 2020-09-09 | Oil-water separator for oily wastewater treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111888802A true CN111888802A (en) | 2020-11-06 |
Family
ID=73225265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010943600.7A Pending CN111888802A (en) | 2020-09-09 | 2020-09-09 | Oil-water separator for oily wastewater treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111888802A (en) |
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2020
- 2020-09-09 CN CN202010943600.7A patent/CN111888802A/en active Pending
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