CN112221186A - Oil tank oil fume recovery device and recovery method - Google Patents
Oil tank oil fume recovery device and recovery method Download PDFInfo
- Publication number
- CN112221186A CN112221186A CN202011266255.4A CN202011266255A CN112221186A CN 112221186 A CN112221186 A CN 112221186A CN 202011266255 A CN202011266255 A CN 202011266255A CN 112221186 A CN112221186 A CN 112221186A
- Authority
- CN
- China
- Prior art keywords
- box body
- cooling
- recovery box
- flue gas
- oil
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Links
- 238000011084 recovery Methods 0.000 title claims abstract description 95
- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000003517 fume Substances 0.000 title abstract description 10
- 238000001816 cooling Methods 0.000 claims abstract description 87
- 238000009833 condensation Methods 0.000 claims abstract description 56
- 230000005494 condensation Effects 0.000 claims abstract description 56
- 239000006233 lamp black Substances 0.000 claims abstract description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 45
- 239000003546 flue gas Substances 0.000 claims description 44
- 239000007788 liquid Substances 0.000 claims description 15
- 238000004064 recycling Methods 0.000 claims description 10
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 4
- 235000019504 cigarettes Nutrition 0.000 claims 1
- 238000000605 extraction Methods 0.000 claims 1
- 239000000779 smoke Substances 0.000 abstract description 12
- 239000004519 grease Substances 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 5
- 238000005457 optimization Methods 0.000 description 7
- 238000003466 welding Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0003—Condensation of vapours; Recovering volatile solvents by condensation by using heat-exchange surfaces for indirect contact between gases or vapours and the cooling medium
- B01D5/0012—Vertical tubes
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separating Particles In Gases By Inertia (AREA)
Abstract
The invention relates to an oil tank lampblack recovery device and a recovery method, wherein the oil tank lampblack recovery device comprises a cooling recovery box body and a main condensation pipe which is positioned in the cooling recovery box body and fixedly connected with a top cover of the cooling recovery box body, a discharge port is formed in the side wall of the cooling recovery box body, the discharge port is higher than the lower end of the main condensation pipe in the height direction, and an oil discharge hole is formed in the bottom of the cooling recovery box body. According to the invention, through the arranged cooling recovery box body and the main condensing pipe, the effective cooling collection of substances such as oil fume, water vapor and the like can be realized, and the pollution of oil fume to the environment is reduced; substances such as oil and water which are cooled and collected are separated and recovered according to quality by arranging a recovery pipeline which is recovered to an accident oil pool; through setting up the anti-overflow edge, can prevent that the oil smoke from retrieving the lateral wall cooling of box excessive through the cooling to guarantee that refrigerated grease can all fall into the cooling and retrieve the bottom half and collect.
Description
Technical Field
The invention relates to the technical field of oil tank smoke exhaust, in particular to an oil tank smoke exhaust recovery device and a recovery method.
Background
Along with the environmental protection standard is getting tighter day by day, the oil smoke pollution problem that produces in the production process also gradually comes into the management and control scope, and when the oil tank normally worked, in order to guarantee pressure and balance in the oil tank, the vapor and the oil smoke gas that liquid oil produced in power assurance and lubrication cycle need be arranged outward through the smoke exhaust fan on roof. During early design, the air is directly discharged, and the discharged flue gas forms oil stains in the condensation process and is directly discharged to the environment, so that the pollution to the natural environment is obvious.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the oil tank lampblack recovery device and the oil tank lampblack recovery method, so that the lampblack is effectively collected when the oil tank normally operates, and the pollution to the environment is reduced.
The invention is realized by the following technical scheme, and provides an oil tank oil fume recovery device, which comprises a cooling recovery box body communicated and fixedly connected with a fume direct-discharge pipeline, and a main condensation pipe which is positioned in the cooling recovery box body and fixedly connected with a top cover of the cooling recovery box body, wherein a discharge port is formed in the side wall of the cooling recovery box body, the position of the discharge port is higher than the lower end of the main condensation pipe in the height direction, and an oil discharge hole is formed in the bottom of the cooling recovery box body.
According to the scheme, the cooling recovery box body is arranged, so that flue gas entering the cooling recovery box body from the flue gas direct-discharge pipeline is subjected to sufficient heat exchange with the cooling recovery box body in the rising process, primary condensation is performed on the flue gas, when the flue gas rises to the top of the cooling recovery box body, the flue gas flows back due to the blocking of the top cover, mixed flow is formed at the main condensation pipe, the mixed flow flows along the outer wall of the main condensation pipe under the guiding action of the main condensation pipe and is subjected to heat exchange with the main condensation pipe, secondary condensation is realized, and the mixed flow is discharged from a discharge port after being separated from the guiding action of the main condensation pipe; the liquid formed by the two times of condensation flows downwards and flows out through the oil discharge hole, so that the liquid is convenient to concentrate and recover.
As optimization, the cooling and recycling box further comprises an anti-overflow edge attached to the inner wall of the cooling and recycling box body, and the lower end of the anti-overflow edge extends to the discharge port. This optimization scheme is followed through setting up the anti-overflow, makes the flue gas of top and anti-overflow follow the lateral wall downstream that carries out the liquid that the heat exchange formed through the anti-overflow edge, because the anti-overflow is followed and is had certain thickness, consequently avoided the liquid that the condensation produced to retrieve box upper portion lateral wall along the cooling to the discharge port, just also avoided the grease that the condensation formed to flow by the discharge port.
Preferably, the upper end of the anti-overflow edge extends to the top cover of the cooling recovery box body and is fixedly connected with the top cover of the cooling recovery box body. This optimization scheme is along extending to the top cap with the anti-overflow, makes things convenient for the anti-overflow to follow the top cap welded fastening who retrieves the box with the cooling, avoids remaining grease along the upper end at the anti-overflow simultaneously.
Preferably, the cooling recovery box body is cylindrical, and the axis of the main condensation pipe is overlapped with the axis of the cooling recovery box body. This optimization scheme will cool off and retrieve the box and set up to cylindric, and the preparation is convenient, and the barrel only needs welding one welding seam, has also avoided the box to have the closed angle and has slowed down the grease and flow, and the central point that the box was retrieved in the cooling sets up to main condenser pipe, makes the heat exchange between flue gas and the main condenser pipe more even.
Preferably, the main condensation pipe is also cylindrical. This optimization scheme also sets up main condenser pipe into cylindricly, makes liquid such as grease follow main condenser pipe outer wall downward flow smoothly, avoids the closed angle to slow down the grease and flows.
And optimally, the axis of the cooling recovery box body is vertical to the axis of the flue gas straight exhaust pipeline. This optimization scheme's setting makes the flue gas get into the cooling by the direct vent pipeline of flue gas and retrieves the box after, earlier with the cooling retrieve box inner wall collision, then upwards flows again, has slowed down the flue gas velocity of flow, makes the flue gas more abundant with the heat exchange of cooling recovery box lateral wall.
Preferably, a recovery pipeline communicated with the accident oil pool is fixedly connected to the oil discharge hole. This optimization scheme is through setting up the recovery pipeline, makes liquids such as the grease that the condensation produced in the cooling recovery box directly flow to accident oil pool through the recovery pipeline, has improved recovery efficiency.
This scheme still provides an oil smoke recovery method, includes the following aspect:
1. a cooling recovery box body extending vertically upwards is arranged at the discharge end of the transverse flue gas straight exhaust pipeline, so that the flue gas discharged by the transverse flue gas straight exhaust pipeline enters the cooling recovery box body and then flows upwards, and primary condensation is completed through heat exchange between the flue gas and the side wall of the cooling recovery box body in the upward flowing process;
2. the lower surface of the top cover of the cooling and recycling box body is provided with a main condensation pipe, when the flue gas after primary condensation flows to the top cover of the cooling and recycling box body, the flue gas is converged outside the main condensation pipe by the blocking of the top cover, secondary condensation is completed through heat exchange between the flue gas and the main condensation pipe, and the flue gas after secondary condensation flows out from a discharge port arranged on the side wall of the upper part of the cooling and recycling box body;
3. the cooling above the discharge port is retrieved the laminating of box inside wall and is set up the anti-overflow edge, carries out the heat exchange through the anti-overflow edge with the flue gas, and the liquid that the condensation formed flows down along the anti-overflow along the inner wall, utilizes the thickness that the anti-overflow was followed to prevent that the liquid that the condensation formed from flowing to the discharge port.
The invention has the beneficial effects that: the cooling recovery box body and the main condensing pipe are arranged, so that the oil fume, water vapor and other substances can be effectively cooled and collected, and the pollution of the oil fume to the environment is reduced; substances such as oil and water which are cooled and collected are separated and recovered according to quality by arranging a recovery pipeline which is recovered to an accident oil pool; by arranging the anti-overflow edge, the oil smoke can be prevented from being cooled and overflowing through the side wall of the cooling and recycling box body, so that the cooled oil can be completely fallen into the bottom of the cooling and recycling box body for collection; simple structure, easy operation, can be widely applied to the cooling and collection of various directly-discharged oil smoke.
Drawings
FIG. 1 is a schematic structural view of a fume recovery device for an oil tank of the present invention;
shown in the figure:
1. flue gas straight row pipeline, 2, cooling recovery box, 3, discharge port, 4, anti-overflow edge, 5, main condenser pipe, 6, recovery pipeline.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
As shown in fig. 1, the oil tank lampblack recovery device comprises a cooling recovery box body 2 communicated and fixedly connected with a smoke straight exhaust pipeline 1, and a main condensation pipe 5 which is positioned in the cooling recovery box body and fixedly connected with a top cover of the cooling recovery box body, wherein the cooling recovery box body and the main condensation pipe are both cylindrical, and the axis of the main condensation pipe coincides with the axis of the cooling recovery box body. The axis of the cooling recovery box body is perpendicular to the axis of the flue gas straight-row pipeline, the distance from the flue gas straight-row pipeline to the top cover of the cooling recovery box body is 2m, and the length of the main condensation pipe is 30 cm.
Four discharge ports 3 are formed in the side wall of the cooling recovery box body, the four discharge ports are evenly distributed along the circumferential direction of the cooling recovery box body, the positions of the discharge ports are higher than the lower end of the main condensation pipe in the height direction, an oil discharge hole is formed in the bottom of the cooling recovery box body, and a recovery pipeline 6 communicated with an accident oil pool is fixedly connected to the oil discharge hole.
This embodiment still includes and retrieves the anti-overflow along 4 that the laminating of box inner wall set up with the cooling, and the lower extreme on anti-overflow edge extends to the discharge port, and is less than discharge port upper edge 3~5mm, and the thickness on anti-overflow edge is 5~8mm to avoid the grease to be discharged at the discharge port, the upper end on anti-overflow edge extends to the top cap that the box was retrieved in the cooling, and retrieves the top cap rigid coupling of box with the cooling.
The method for recovering oil smoke by using the recovery device of the embodiment comprises the following steps:
1. a cooling recovery box body extending vertically upwards is arranged at the discharge end of the transverse flue gas straight exhaust pipeline, a discharge port is arranged on the side wall of the upper part of the cooling recovery box body, so that flue gas discharged by the transverse flue gas straight exhaust pipeline enters the cooling recovery box body and then flows upwards, primary condensation is completed through heat exchange between the flue gas and the side wall of the cooling recovery box body in the upward flowing process, and liquid formed by condensation flows downwards;
2. the lower surface of the top cover of the cooling recovery box body is provided with a main condensation pipe, when the flue gas after primary condensation flows to the top cover of the cooling recovery box body, the flue gas is converged outside the main condensation pipe by the blocking of the top cover, the discharged oil smoke and water vapor are condensed in the area through the heat exchange between the flue gas and the main condensation pipe, secondary condensation is completed, the flue gas after secondary condensation flows out from a discharge port arranged on the side wall of the upper part of the cooling recovery box body, the liquid formed by condensation falls to the lower part of the cooling recovery box body and is led to an accident oil pool through a recovery pipeline for recovery and collection;
3. the cooling above the discharge port is retrieved the laminating of box inside wall and is set up the anti-overflow edge, carries out the heat exchange through anti-overflow edge and flue gas, and the liquid that the condensation formed flows down along the inner wall along the anti-overflow, and the thickness that utilizes the anti-overflow edge prevents that the liquid that the condensation formed from flowing to the discharge port and excessive.
According to the invention, the cooling and collecting device for the external oil fume exhaust mixture is additionally arranged when the oil tank normally works, and condensed substances such as grease and water are led to the accident oil pool through the pipeline, so that the pollution to the environment is eliminated.
Of course, the above description is not limited to the above examples, and the undescribed technical features of the present invention can be implemented by or using the prior art, and will not be described herein again; the above embodiments and drawings are only for illustrating the technical solutions of the present invention and not for limiting the present invention, and the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that changes, modifications, additions or substitutions within the spirit and scope of the present invention may be made by those skilled in the art without departing from the spirit of the present invention, and shall also fall within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides an oil tank oil extraction cigarette recovery unit which characterized in that: the cooling recovery box comprises a cooling recovery box body (2) communicated and fixedly connected with a flue gas straight exhaust pipeline (1), and a main condensation pipe (5) which is positioned in the cooling recovery box body and fixedly connected with a top cover of the cooling recovery box body, wherein a discharge port (3) is formed in the side wall of the cooling recovery box body, the position of the discharge port is higher than the lower end of the main condensation pipe in the height direction, and an oil discharge hole is formed in the bottom of the cooling recovery box body.
2. The oil tank lampblack recovery device according to claim 1, wherein: the anti-overflow device also comprises an anti-overflow edge (4) which is attached to the inner wall of the cooling recovery box body, and the lower end of the anti-overflow edge extends to the discharge port.
3. The oil tank lampblack recovery device according to claim 2, wherein: the upper end of the anti-overflow edge extends to the top cover of the cooling recovery box body and is fixedly connected with the top cover of the cooling recovery box body.
4. The oil tank lampblack recovery device according to claim 1, wherein: the cooling recovery box body is cylindrical, and the axis of the main condensation pipe is superposed with the axis of the cooling recovery box body.
5. The oil tank lampblack recovery device according to claim 4, wherein: the main condensation pipe is also cylindrical.
6. The oil tank lampblack recovery device according to claim 4, wherein: the axis of the cooling recovery box body is vertical to the axis of the flue gas straight exhaust pipeline.
7. The oil tank lampblack recovery device according to claim 1, wherein: a recovery pipeline (6) communicated with the accident oil pool is fixedly connected at the oil discharge hole.
8. A lampblack recovery method is characterized by comprising the following steps:
(1) a cooling recovery box body extending vertically upwards is arranged at the discharge end of the transverse flue gas straight exhaust pipeline, so that the flue gas discharged by the transverse flue gas straight exhaust pipeline enters the cooling recovery box body and then flows upwards, and primary condensation is completed through heat exchange between the flue gas and the side wall of the cooling recovery box body in the upward flowing process;
(2) the lower surface of the top cover of the cooling and recycling box body is provided with a main condensation pipe, when the flue gas after primary condensation flows to the top cover of the cooling and recycling box body, the flue gas is converged outside the main condensation pipe by the blocking of the top cover, secondary condensation is completed through heat exchange between the flue gas and the main condensation pipe, and the flue gas after secondary condensation flows out from a discharge port arranged on the side wall of the upper part of the cooling and recycling box body;
(3) the cooling above the discharge port is retrieved the laminating of box inside wall and is set up the anti-overflow edge, carries out the heat exchange through the anti-overflow edge with the flue gas, and the liquid that the condensation formed flows down along the anti-overflow along the inner wall, utilizes the thickness that the anti-overflow was followed to prevent that the liquid that the condensation formed from flowing to the discharge port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011266255.4A CN112221186B (en) | 2020-11-13 | 2020-11-13 | Oil tank fume exhaust recovery device and recovery method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011266255.4A CN112221186B (en) | 2020-11-13 | 2020-11-13 | Oil tank fume exhaust recovery device and recovery method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112221186A true CN112221186A (en) | 2021-01-15 |
| CN112221186B CN112221186B (en) | 2024-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202011266255.4A Active CN112221186B (en) | 2020-11-13 | 2020-11-13 | Oil tank fume exhaust recovery device and recovery method |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN112221186B (en) | 2024-03-15 |
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