CN205821023U - Oil recovery system in a kind of raising oily sludge waste water - Google Patents
Oil recovery system in a kind of raising oily sludge waste water Download PDFInfo
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- CN205821023U CN205821023U CN201620620223.2U CN201620620223U CN205821023U CN 205821023 U CN205821023 U CN 205821023U CN 201620620223 U CN201620620223 U CN 201620620223U CN 205821023 U CN205821023 U CN 205821023U
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Abstract
This utility model relates to Oil recovery system in a kind of raising oily sludge waste water, including preposition dehydration device, spray equipment and oily-water seperating equipment, first wastewater outlet of described preposition dehydration device exports with the spent shower water of spray equipment and is all connected with oily-water seperating equipment, and the wastewater outlet of this oily-water seperating equipment is connected with the water inlet of spray equipment.This utility model carries out oil removing operation by concentrating in the waste water produced in preposition dehydration device and spray equipment is collectively incorporated into oily-water seperating equipment, after utilizing waste water mixing, oil split-phase merges and energy transmission effect mutually, accelerate oil-water separation efficiency, improve Oil recovery rate, energy-conserving and environment-protective.
Description
Technical field
This utility model relates to Oil recovery technical field, particularly relates to Oil recovery in a kind of raising oily sludge waste water
System.
Background technology
Oil exploitation, collect defeated, refining and oily waste water treatment during can produce the black solid of a large amount of oil-containing, half
Solid waste, is referred to as greasy filth, and its main component is crude oil, Ni Heshui.Wherein, in greasy filth, solid particle size can be never
Foot micron to several inches, most of between l to 100 micron, the existing technique to oily sludge recycling, generally wrap
Including preposition dehydration, mummification, pyrolysis charring, thermal desorption, the process of pyrolysis desorption and burn processing, wherein mummification, pyrolysis charring, heat take off
Attached, pyrolysis desorption and burn processing are that oxidation or reduction reaction occur under aerobic or oxygen debt state, in above oxidation or
Gas-phase product can be produced during reduction reaction；Can process in spray mode for this gas-phase product, after spray processes
Produce oil water mixture.
Wherein, owing to greasy filth containing substantial amounts of cellular water, it is generally required to carry out preposition dehydration before carrying out high-temperature process
Process, generally utilize the principle of electroosmotic dewatering to greasy filth by electro-osmosis belt type dewaterer, rotary drum electroosmotic dewatering machine etc.
Carry out the processed of early stage, and the moisture content of greasy filth can be dropped below by electroosmotic dewatering in terms of experimental data
60%, it is beneficial to follow-up greasy filth be carried out high-temperature process.But in dehydration, need constantly to use cold water to electro-osmosis equipment
Carrying out backwash, its water consumption is big, and in the waste water produced due to electroosmotic dewatering, oil content is few, it is difficult to pass through physical separation
It is isolated from waste water by technology.After preposition processed, carry out next round high-temperature process, such as thermal desorption process, heat
Desorption processes the treatment technology as a kind of oily sludge, and it, mainly by heating greasy filth, makes to be adsorbed in the oil of silt
Analyzing and obtain oil gas, the condensed rear recovery of oil gas obtains mink cell focus and divides and fuel gas, and the condensing mode during being somebody's turn to do is usual
Use three-phase spray column to carry out spray cleaning, but owing to thermal desorption processes the oil gas produced, there is higher temperature, result in
Spent shower water in oil mixing with water be difficult to be layered, for this problem, traditional processing mode be in shower water add cooling water,
To reduce the temperature of spent shower water, but which causes wastewater flow rate to increase, and increases sewage load, relatively costly.And due to
Traditional three phase separation device interior space is little, and oil-water separation is relatively difficult, inefficiency.
To the preposition processed of oily sludge and high-temperature process is separate carries out, preposition dehydration in above-mentioned prior art
Treatment process and including high temperature processes all produce the Oil recovery rate in the waste water produced in substantial amounts of waste water and each operation all
The lowest, to waste resource, cause the dirty water decontamination handles difficulty big, energy consumption is high.
Utility model content
The purpose of this utility model be for the deficiencies in the prior art in place of, it is provided that a kind of improve oil in oily sludge waste water
Divide recovery system, by concentrating in the waste water produced in preposition dehydration device and spray equipment is collectively incorporated into oily-water seperating equipment
Carrying out oil removing operation, after utilizing waste water mixing, oil split-phase merges and energy transmission effect mutually, accelerates oil-water separation efficiency, improves oil
Divide the response rate, energy-conserving and environment-protective.
For achieving the above object, the following technical scheme of this utility model offer:
Oil recovery system in a kind of raising oily sludge waste water, divides including preposition dehydration device, spray equipment and profit
From device, it is characterised in that the spent shower water outlet of the first wastewater outlet of described preposition dehydration device and spray equipment all with
Oily-water seperating equipment is connected, and the wastewater outlet of this oily-water seperating equipment is connected with the water inlet of spray equipment.
As improvement, described oily-water seperating equipment includes oil interceptor and inclined tube separate tank, the outlet of oil interceptor and inclined tube
The inlet of separate tank is connected, the inlet of oil interceptor and the first wastewater outlet of preposition dehydration device and the spray of spray equipment
Pouring wastewater outlet is connected, and the second wastewater outlet of inclined tube separate tank is connected with the water inlet of spray equipment.
As improvement, the second wastewater outlet of described inclined tube separate tank is connected with the water inlet of preposition dehydration device.
As improvement, also include air floating purifying device, the of the inlet of described air floating purifying device and inclined tube separate tank
Two wastewater outlets are connected, and its liquid outlet is connected with the water inlet of the water inlet of spray equipment or preposition dehydration device.
As improvement, described preposition dehydration device is electrolysis dehydration equipment, mechanical dewatering equipment, drying bed and centrifugation apparatus
In one.
As improvement, it is additionally provided with the waste water for spray equipment is produced between described spray equipment and oil interceptor and carries out
The chiller of preliminary cooling.
The beneficial effects of the utility model are:
(1) this utility model is by being collectively incorporated into oil-water separation by the waste water produced in preposition dehydration device and spray equipment
Concentrating in device and carry out oil-water separation, during being somebody's turn to do, the oily split-phase in waste water merges mutually, and energy mutually transmits so that spent shower water
Accelerate, because temperature reduces, the upper strata that oil swims on water, accelerate oil-water separation efficiency, improve Oil recovery rate, realize to the full extent
Resource reclaim, reduces the dirty water decontamination handles difficulty, energy-conserving and environment-protective；
(2) oily-water seperating equipment uses oil interceptor and inclined tube separate tank mating reaction, realizes two-stage frizing operation successively, carries
High purification of waste water degree, improves Oil recovery rate further, and technique is simple, and the purified treatment time is short；
(3) waste water after two-stage frizing purified treatment can be reintroduced back to spray equipment after air-float purification and makees spray-water
Backwash use is carried out, it is achieved the cycling and reutilization of waste water, energy-saving and emission-reduction in recycling or being reintroduced back to preposition dehydration device；
In sum, the money of oil point during this utility model effectively realizes the waste water that preposition dehydration device and spray equipment produce
Sourceization reclaims, the cycling and reutilization of waste water after purification, energy-saving and emission-reduction, technique simple optimizing, low cost.
Accompanying drawing explanation
For the technical scheme of clearer explanation this utility model embodiment, required in embodiment being described below
The accompanying drawing used is briefly described, it should be apparent that, drawings discussed below is only embodiments more of the present utility model,
From the point of view of those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 a kind of is improved the knot of Oil recovery system in oily sludge waste water by what this utility model embodiment two provided
Structure schematic diagram；
Fig. 2 is Oil recovery system in the another kind of raising oily sludge waste water provided in this utility model embodiment two
Structural representation.
Detailed description of the invention
Below in conjunction with the accompanying drawings the technical scheme in this utility model embodiment is clearly and completely illustrated.
Embodiment one
Core of the present utility model is that open one improves Oil recovery system in oily sludge waste water.Referring to the drawings
Embodiment is illustrated.Additionally, the utility model content described in claim is not risen any by embodiments illustrated below
Restriction effect.It addition, the full content of the composition represented by example below is not limited to as the practicality described in claim
Necessary to novel solution.
A kind of improve Oil recovery system in oily sludge waste water as it is shown in figure 1, the invention also discloses, including before
Put dehydration device 1, spray equipment 2 and oily-water seperating equipment, the first wastewater outlet 11 of described preposition dehydration device 1 and spray dress
Put the spent shower water outlet of 2 21 to be all connected with oily-water seperating equipment, the wastewater outlet of this oily-water seperating equipment and spray equipment 2
Water inlet 22 be connected.
Described oily-water seperating equipment includes oil interceptor 3 and inclined tube separate tank 4, and the outlet 3a of oil interceptor 3 passes through pipeline a8
Being connected with the inlet 4a of inclined tube separate tank 4, the inlet 3b of oil interceptor 3 is by the first outlet conduit 6 and preposition dehydration dress
Putting first wastewater outlet 11 of 1 to be connected, it exports 21 by the second outlet conduit 7 with the spent shower water of spray equipment 2 and is connected
Logical, the second wastewater outlet 4b of inclined tube separate tank 4 is connected with the water inlet 22 of spray equipment 2 by pipeline b9.
As in figure 2 it is shown, the second wastewater outlet 4b of described inclined tube separate tank 4 entering by pipeline c and preposition dehydration device 1
The mouth of a river 12 is connected.
In the present embodiment, also including air floating purifying device 5, the inlet 5a of described air floating purifying device 5 passes through pipeline d51
Being connected with the second wastewater outlet 4b of inclined tube separate tank 4, its liquid outlet 5b is by the water inlet of pipeline e52 with spray equipment 2
22 are connected or are connected with the water inlet 12 of preposition dehydration device 1 by pipeline f53, the most oblique by air floating purifying device 5
The second waste water that pipe separate tank 4 is discharged carries out deep purifying process, removes the dross particles in the second waste water and oil point, is beneficial to
Follow-up cycling and reutilization.
Wherein, described first outlet conduit the 6, second outlet conduit 7, pipeline a8, pipeline b9, pipeline c10, pipeline d51, pipe
It is mounted on pipeline pump 10 on road e52, pipeline f53.
In the present embodiment, preposition dehydration device is in electrolysis dehydration equipment, mechanical dewatering equipment, drying bed and centrifugation apparatus
One.
It is additionally provided with between described spray equipment 2 and oil interceptor 3 and tentatively drops for the waste water that spray equipment is produced
The chiller 2a of temperature.This chiller 2a is mountable on the second outlet conduit 7, by water-cooled or air-cooled by the way of to spray
Waste water carries out one-level cooling process, is beneficial to accelerate follow-up waste water and carries out oil-water separation clean-up effect.
It should be noted that the spray equipment 2 in this utility model is preferably three-phase sprinkling equipment, special to oily sludge
It is that the high-temperature flue gas produced in high-temperature process carries out spray cleaning process, it is achieved oil, water and greasy filth three phase separation, due to
Wastewater temperature after spray is higher, containing volatilization irritative gas, therefore is additionally provided with closed system on this three-phase sprinkling equipment, and it is close
Close performance good.Additionally due to spent shower water exists higher temperature, oil point is caused to be dissolved in a gaseous form in spent shower water so that
Profit is not readily separated, and Oil recovery rate is relatively low.
In said system, the spent shower water that the first waste water produced through preposition dehydration device 1 and spray equipment 2 produce is simultaneously
Introduce mixing in oil interceptor 3 so that the first waste water and spent shower water heat transmit mutually and then oil in spent shower water divides because of temperature
Degree reduces and floats on the upper strata of water, and should during a small amount of oil point of containing in the first waste water mutual with the oily split-phase in spent shower water
Merge, accelerate oil-water separation, and then reach the purpose of oil point resource in high recycling waste water.
In the present embodiment, at the inlet 3b of described oil interceptor 3, vertically it is provided with the first dividing plate 31, perpendicular at its outlet 3a
Directly it is provided with the second partition 32 be arrangeding in parallel with described first dividing plate 31, between the first dividing plate 31 and second partition 32, is provided with first
Oil scraping mechanism 33, this oil interceptor 3 bottom even interval several oil separating plates 34 are set, oil separating plate 34 be obliquely installed and adjacent every
Form greasy filth memory area between oiled-plate method 34, reclaim, by the first oil scraping mechanism 33, the sump oil obtained and be automatically sent to dirty oil dewatering tank
Inside process.Wherein, the bottom of the first dividing plate 31 is positioned at the lower section of the inlet 3b of oil interceptor 3, the bottom of second partition 32
Being positioned at the lower section of the outlet 3a of oil interceptor 3, the first dividing plate 31 and second partition 32 have water conservancy diversion and flow blocking effect so that first
Form frizing region between dividing plate 31 and second partition 32, prevent the current entered through inlet 3b to be directly entered frizing region,
Affect Oil recovery effect, and waste water is introduced in inclined tube separate tank 4 by outlet 3a through second partition 32 water conservancy diversion.
In the present embodiment, at the inlet 4a of described inclined tube separate tank 4, vertically it is provided with the 3rd dividing plate 41, its second waste water
Vertically it is provided with the 4th dividing plate 42 at outlet 4b, between the 3rd dividing plate 41 and the 4th dividing plate 42, forms inclined tube frizing region, this inclined tube
It is provided with the second oil scraping mechanism 43 in frizing region, between inlet 4a and the 3rd dividing plate 41, rabbling mechanism 44 is installed, by stirring
Mixing mechanism 44 to be sufficiently stirred for the waste water being delivered in inclined tube separate tank 4, the oil accelerated in waste water divides the upper strata floating on water,
Improve oil-water separation efficiency and Oil recovery rate.
In the present embodiment, the gas that described high-temperature gas produces can be the height that oily sludge carries out combustion reaction generation
Temperature flue gas, it is also possible to the high temperature cigarette produced in mummification, pyrolysis charring, thermal desorption and pyrolysis desorption processing procedure for oily sludge
Gas, be the most no matter when aerobic or oxygen debt process oily sludge it will certainly produce high-temperature flue gas, this high-temperature flue gas enters
Row spray uses in the protection domain that design of the present utility model all falls within this patent when processing.
This utility model is by spraying the preposition processed of oily sludge and the gas producing high-temperature process
Process the waste water produced and jointly carry out oil-water separation purified treatment, lacking in the first waste water effectively preposition processed reclaimed
Gauging divides and divides fusion with the oil in spent shower water, utilizes the energy complement between two-step so that the oil in mixed waste water
Dividing and float on the upper strata of water because temperature reduces, accelerate oil-water separation speed, Oil recovery rate is high；On the other hand, through two-stage frizing
Processing the second purification of waste water degree reclaimed high, the backwash that can be back to spray-water or preposition processed uses, it is achieved useless
The cycling and reutilization of water, technique is simple, energy-conserving and environment-protective, low cost.
Claims (4)
1. improve an Oil recovery system in oily sludge waste water, including preposition dehydration device (1), spray equipment (2) and oil
Water separation device, it is characterised in that first wastewater outlet (11) of described preposition dehydration device (1) and the spray of spray equipment (2)
Drench wastewater outlet (21) to be all connected with oily-water seperating equipment, the wastewater outlet of this oily-water seperating equipment and spray equipment (2)
Water inlet (22) is connected.
2. Oil recovery system in a kind of raising oily sludge waste water as claimed in claim 1, it is characterised in that described profit
Segregation apparatus includes oil interceptor (3) and inclined tube separate tank (4), the outlet (3a) of oil interceptor (3) and entering of inclined tube separate tank (4)
Liquid mouth (4a) is connected, the inlet (3b) of oil interceptor (3) and first wastewater outlet (11) of preposition dehydration device (1) and spray
Spent shower water outlet (21) of device (2) is connected, second wastewater outlet (4b) of inclined tube separate tank (4) and spray equipment (2)
Water inlet (22) be connected.
3. Oil recovery system in a kind of raising oily sludge waste water as claimed in claim 2, it is characterised in that described inclined tube
Second wastewater outlet (4b) of separate tank (4) is connected with the water inlet (12) of preposition dehydration device (1).
The most as claimed in claim 2 a kind of improve the system of Oil recovery in oily sludge waste water, it is characterised in that also include
Air floating purifying device (5), the inlet (5a) of described air floating purifying device (5) and the second wastewater outlet of inclined tube separate tank (4)
(4b) it is connected, its liquid outlet (5b) and the water inlet (22) of spray equipment (2) or the water inlet (12) of preposition dehydration device (1)
It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620620223.2U CN205821023U (en) | 2016-06-20 | 2016-06-20 | Oil recovery system in a kind of raising oily sludge waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620620223.2U CN205821023U (en) | 2016-06-20 | 2016-06-20 | Oil recovery system in a kind of raising oily sludge waste water |
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| Publication Number | Publication Date |
|---|---|
| CN205821023U true CN205821023U (en) | 2016-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620620223.2U Active CN205821023U (en) | 2016-06-20 | 2016-06-20 | Oil recovery system in a kind of raising oily sludge waste water |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105884069A (en) * | 2016-06-20 | 2016-08-24 | 浙江宜可欧环保科技有限公司 | Recycling method and system for increasing oil content in oily sludge waste water |
-
2016
- 2016-06-20 CN CN201620620223.2U patent/CN205821023U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105884069A (en) * | 2016-06-20 | 2016-08-24 | 浙江宜可欧环保科技有限公司 | Recycling method and system for increasing oil content in oily sludge waste water |
| CN105884069B (en) * | 2016-06-20 | 2019-05-17 | 浙江宜可欧环保科技有限公司 | Oil recovery method and system in a kind of raising oily sludge waste water |
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