CN113731094A - Comprehensive oil-gas separation device - Google Patents
Comprehensive oil-gas separation device Download PDFInfo
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- CN113731094A CN113731094A CN202111116629.9A CN202111116629A CN113731094A CN 113731094 A CN113731094 A CN 113731094A CN 202111116629 A CN202111116629 A CN 202111116629A CN 113731094 A CN113731094 A CN 113731094A
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- 238000000926 separation method Methods 0.000 title claims abstract description 96
- 238000001179 sorption measurement Methods 0.000 claims abstract description 79
- 238000001914 filtration Methods 0.000 claims abstract description 43
- 239000000203 mixture Substances 0.000 claims abstract description 26
- 230000000694 effects Effects 0.000 claims description 13
- 238000011084 recovery Methods 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 9
- 229920000742 Cotton Polymers 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 abstract description 14
- 230000009471 action Effects 0.000 abstract description 8
- 238000009776 industrial production Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 81
- 239000012530 fluid Substances 0.000 description 14
- 241000883990 Flabellum Species 0.000 description 5
- 239000008187 granular material Substances 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 239000002912 waste gas Substances 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
- B01D45/14—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by rotating vanes, discs, drums or brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0032—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions using electrostatic forces to remove particles, e.g. electret filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0039—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices
- B01D46/0041—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
Abstract
The invention relates to the technical field of oil-gas separation, in particular to a comprehensive oil-gas separation device which comprises a rotary separation cylinder and an adsorption filtering channel, wherein three-stage separation is performed on an oil-gas mixture pertinently by means of the arrangement of a three-stage oil-gas separation structure, the separation of large-particle oil drops, medium-particle oil drops and gas is completed by the rotation and the centrifugal action of the rotary separation cylinder, and the separation of medium-particle oil drops and small-particle oil drops and gas is completed by the adsorption filtering action of the adsorption filtering channel, so that the oil content of the finally separated gas is obviously reduced, the finally separated gas reaches the emission standard and is discharged outwards from an exhaust port, the oil-gas separation efficiency is improved, and the device can be used in parallel to treat a large amount of oil-gas mixtures generated in industrial production and is flexible to use.
Description
Technical Field
The invention relates to the technical field of oil-gas separation, in particular to a comprehensive oil-gas separation device.
Background
Waste gas in the industrial production process usually includes oil-gas mixture, and the oil that suspends in the gas drips the separation during exhaust emission, prevents on the one hand that fluid from polluting the external environment, and fluid also can be retrieved and recycled simultaneously, reaches the purpose of practicing thrift material cost. The oil-gas separation device in the prior art is simple in general structure, can only separate oil gas once, is not ideal enough in separation effect, still has a certain amount of oil drops in the gas after separation, still has certain threat to the environment after discharging, and needs to further improve the waste gas separation effect.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a device capable of separating oil gas for multiple times, so that oil gas separation rate is improved by separating oil drops with different particle sizes step by step, and the requirements of oil liquid recovery and waste gas emission are met.
In order to achieve the above purpose, the present invention provides a comprehensive oil-gas separation device, comprising a rotary separation barrel and an adsorption filtration channel, wherein the rotary separation barrel comprises a first barrel and a second barrel which are layered up and down, a gas channel is arranged in the first barrel, the bottom end of the gas channel is communicated with the second barrel, the top end of the gas channel extends to the outside of the first barrel and is communicated with the first end of the adsorption filtration channel, the second end of the adsorption filtration channel is communicated with an external environment, a rotary separation device is arranged in the second barrel, the rotary separation barrel is provided with an oil-gas inlet, the tail end of the oil-gas inlet is communicated with the rotary separation device to guide the oil-gas mixture to the rotary separation device, the rotary separation device splashes the oil-gas mixture to the side wall of the second barrel through the rotation effect to enable the oil-gas mixture to impact the side wall for separation, the bottom of second barrel is provided with the oil-out, adsorption filtration passageway inside is provided with adsorption filtration structure, adsorption filtration structure will the gas that gas channel derived further separates oil gas.
Further, the gas channel is a spiral channel, so that the gas in the first cylinder body rises spirally.
Further, rotatory separator is rotatory separation fan, rotatory separation fan is connected with rotary driving motor, rotatory separation fan includes the polylith flabellum, the inner edge of flabellum is higher than the outer fringe setting and forms the tilt state, rotatory separation fan is rotatory around vertical axle, makes oil-gas mixture on the flabellum flies to the outside.
Further, the top end of the air channel is also provided with an air pump.
Further, adsorb filtration includes the edge adsorb the net that filters passageway first end to second end set gradually and cross the filter pulp, be provided with a plurality of meshs on the adsorb net, adsorb the net and the plane that the filter pulp belongs to all with adsorb and filter the passageway is perpendicular.
Furthermore, a flow equalizing plate is arranged in front of the adsorption net, and the channel holes of the flow equalizing plate are correspondingly consistent with the meshes of the adsorption net.
Further, the adsorption net is provided with at least two layers.
Furthermore, the grids of the two adjacent layers of the adsorption nets are arranged in a staggered mode, so that the centers of the meshes of the previous layer of the adsorption net are aligned with the grid lines of the next layer of the adsorption net.
Furthermore, the adsorption net is made of metal materials and is connected with the negative electrode.
Furthermore, adsorb the filtration passageway and be cylinder structure and slope setting, the bottom is the fluid backward flow groove, the low department of fluid accumulator is provided with fluid recovery mouth, the oil-out and fluid recovery mouth all communicates with the fluid collecting box.
The scheme of the invention has the following beneficial effects:
the comprehensive oil-gas separation device provided by the invention can be used for carrying out three-stage separation on an oil-gas mixture in a targeted manner through the arrangement of a three-stage oil-gas separation structure, the separation of large-particle oil drops and medium-particle oil drops from gas is completed through the rotation and centrifugal action of a rotary separation cylinder, and the separation of medium-particle oil drops and small-particle oil drops from gas is completed through the adsorption and filtration action of an adsorption and filtration channel, so that the oil content of the finally separated gas is obviously reduced, the finally separated gas reaches the discharge standard and is discharged outwards through an exhaust port;
other advantages of the present invention will be described in detail in the detailed description that follows.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is another schematic view of the overall structure of the present invention;
FIG. 3 is a schematic view of a rotating separating fan according to the present invention;
fig. 4 is a schematic view of the internal structure of the first cylinder according to the present invention.
[ description of reference ]
1-a first cylinder; 2-a second cylinder; 3-a gas channel; 4-adsorption filtration channel; 5-oil gas inlet; 6-rotating the separation fan; 7-a rotary drive motor; 8-fan blades; 9-oil outlet; 10-an air pump; 11-an exhaust port; 12-an adsorption net; 13-filter cotton; 14-flow equalizing plate; 15-oil liquid recovery port; 16-oil liquid collecting box.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a locked connection, a releasable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 4, the embodiment of the invention provides an integrated oil-gas separation device, which has a three-stage oil-gas separation structure and comprises processes of rough separation, semi-fine separation and fine separation of an oil-gas mixture. Wherein, coarse separation and semi-fine separation structure are the rotating separation section of thick bamboo, and the rotating separation section of thick bamboo includes first barrel 1 and the second barrel 2 of upper and lower layering, is provided with gas passage 3 in the first barrel 1, and gas passage 3's bottom and second barrel 2 intercommunication, the top extend to first barrel 1 outside and with the first end intercommunication as fine separation structure's adsorption filtration passageway 4, the second end of adsorption filtration passageway 4 then with external environment intercommunication.
A rotary separation device is arranged in the second cylinder body 2, an oil-gas inlet 5 is formed in the rotary separation cylinder, and the tail end of the oil-gas inlet 5 is communicated with the rotary separation device so that an oil-gas mixture can be guided to the rotary separation device. In this embodiment, the rotating separation device is a rotating separation fan 6, and the rotating separation fan 6 is connected to a rotating drive motor 7 and is driven by the rotating drive motor 7 to rotate around a vertical axis. The rotating separation fan 6 includes a plurality of fan blades 8, and the inner edges of the fan blades 8 are disposed higher than the outer edges thereof to form an inclined state. Can carry out the condensation of certain degree with oil-gas mixture in advance, make oil-gas mixture fall into on each flabellum 8, make oil-gas mixture outside, the inner wall of second barrel 2 flies to the outside through the rotation of flabellum 8, make oil-gas mixture strike the inner wall and separate, accomplish the separation of large granule oil drop and gas.
The gas after the coarse separation in the second cylinder 2 gradually enters the gas channel 3 of the first cylinder 1 and spirally rises along the spirally arranged gas channel 3. Because the oil drops have higher density, the centrifugal force borne by the oil drops during spiral flow along the gas channel 3 is higher, the oil drops move towards the side wall of the gas channel 3 under the action of the centrifugal force, and finally flow downwards along the gas channel 3 under the action of gravity and return to the second cylinder 2. And the gas density is small, the centrifugal force born is small, the influence of the centrifugal force is not obvious, and along with the continuous conveying of the oil-liquid mixture, the gas continuously upwards moves to the top end along the gas channel 3 and then enters the adsorption filtering channel 4. Similar to a cyclone dust collector, the oil-gas mixture is separated under the action of a spiral channel, and the separation of medium-particle oil drops and gas is completed.
The bottom end of the second cylinder 2 is provided with an oil outlet 9, and oil separated by the first cylinder 1 flows back to the second cylinder 2 along the side wall of the gas channel 3 and then enters the oil outlet 9 along with the oil separated by the second cylinder 2 to be recovered.
The inside adsorption filtration structure that is provided with of adsorption filtration passageway 4, the adsorption filtration structure further separates the oil gas with the gas that gas channel 3 derived, accomplishes the separation that medium and small particle drips and gas, makes gas reach emission standard, holds the discharge from the second of adsorption filtration passageway 4.
Therefore, this embodiment is through the setting of tertiary oil-gas separation structure, carry out tertiary separation to oil-gas mixture pertinence ground, the separation of large granule oil drop and gas is accomplished to the rotatory striking effect that is produced by the inside rotation separation fan 6 of second barrel 2, the separation of granule oil drop and gas is accomplished to the rotatory centrifugation of the inside gas passage 3 of first barrel 1, the adsorption and filtration structure of adsorption and filtration passageway 4 is through the separation of granule and granule oil drop and gas in the adsorption and filtration effect is accomplished, make the gaseous oil content after the final separation obviously reduce, reach emission standard, directly outwards discharge from the second end of adsorption and filtration passageway 4, the device can also parallelly connected use in addition, with a large amount of oil-gas mixture that produces in the processing industry production, it is nimble to use.
As a further improvement, the top end of the gas channel 3 in the embodiment is further provided with an air pump 10, and the flow velocity inside the gas channel is increased by the action of the air pump 10 to generate better centrifugal separation effect, and in addition, the gas can flow more smoothly in the whole device.
In this embodiment, the adsorption filtration channel 4 has a first end communicating with the top end of the gas channel 3 and a second end communicating with the external environment as a gas discharge port 11. The adsorption and filtration structure comprises an adsorption net 12 and filter cotton 13 which are sequentially arranged from the first end to the second end of the adsorption and filtration channel 4, wherein the adsorption net 12 is provided with a plurality of meshes, and the plane where the adsorption net 12 and the filter cotton 13 are located is vertical to the adsorption and filtration channel 4, namely the air flow direction. When the oil-gas mixture after current two-stage separation flows through the adsorption net 12, oil drops can contact with the adsorption net 12, and the oil drops of small particles are intercepted by the grid structure of the adsorption net 12, so that the oil drops are left adhered to the adsorption net 12, and the oil-gas separation effect is achieved. The oil drops of small particles further move to the filter cotton 13 along with the air flow, and the oil is absorbed by the filter cotton 13, so that the filtering effect is achieved.
As a further improvement, in the present embodiment, a flow equalizing plate 14 is further disposed in front of the adsorption net 12, and the passage holes of the flow equalizing plate 14 correspond to the meshes of the adsorption net 12, so as to ensure that the oil-gas mixture, which is separated from the rotary separation cylinder and then turned to flow into the adsorption filtration passage 4, flows more uniformly after passing through the flow equalizing plate 14, thereby improving the adsorption effect of the adsorption net 12.
As a further improvement, in the present embodiment, the adsorption nets 12 are provided in multiple layers, and the grids of two adjacent adsorption nets 12 are arranged in a staggered manner, so that the centers of the meshes of the previous adsorption net 12 are aligned with the grid lines of the next adsorption net 12, and the unadsorbed medium particle oil droplets passing through the centers of the meshes of the previous adsorption net 12 directly impact the grid lines of the next adsorption net 12, thereby ensuring sufficient adsorption of the oil droplets, and significantly reducing the oil content of the oil-gas mixture after passing through the multiple adsorption nets 12.
As further improvement, the adsorption net 12 is made of metal materials and connected with the negative electrode, so that the adsorption effect on oil drops can be better improved through the electric stage effect, and part of solid impurities in the oil-gas mixture can be adsorbed, so that the effect of dedusting and purifying air is achieved.
In this embodiment, adsorb filtration passageway 4 and set up for cylinder structure and slope, and the position at bottom generating line place is fluid backwash tank, and the low department of fluid accumulator is provided with fluid recovery mouth 15. The oil accumulated and falling from the adsorption net 12 and the filter cotton 13 is automatically collected to the oil recovery tank along the inner side of the cylinder, and then enters the oil recovery port 15 along the oil recovery tank for recovery.
Wherein, oil-out 9 and fluid recovery mouth 15 all communicate with fluid collecting tank 16, collect the fluid of separation through fluid collecting tank 16 and recycle.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. A comprehensive oil-gas separation device is characterized by comprising a rotary separation barrel and an adsorption filtering channel, wherein the rotary separation barrel comprises a first barrel and a second barrel which are layered up and down, a gas channel is arranged in the first barrel, the bottom end of the gas channel is communicated with the second barrel, the top end of the gas channel extends out of the first barrel and is communicated with the first end of the adsorption filtering channel, the second end of the adsorption filtering channel is communicated with an external environment, a rotary separation device is arranged in the second barrel, the rotary separation barrel is provided with an oil-gas inlet, the tail end of the oil-gas inlet is communicated with the rotary separation device to guide an oil-gas mixture to the rotary separation device, the rotary separation device splashes the oil-gas mixture to the side wall of the second barrel through the rotation effect to enable the oil-gas mixture to impact the side wall for separation, the bottom of second barrel is provided with the oil-out, adsorption filtration passageway inside is provided with adsorption filtration structure, adsorption filtration structure will the gas that gas channel derived further separates oil gas.
2. The integrated oil-gas separation device according to claim 1, wherein the gas passage is a spiral passage to spiral up the gas inside the first cylinder.
3. The integrated oil-gas separation device according to claim 2, wherein the rotating separation device is a rotating separation fan, the rotating separation fan is connected with a rotating driving motor, the rotating separation fan comprises a plurality of fan blades, inner edges of the fan blades are higher than outer edges of the fan blades to form an inclined state, and the rotating separation fan rotates around a vertical shaft to enable oil-gas mixtures on the fan blades to fly outwards.
4. The integrated oil-gas separation device according to claim 1, wherein a gas pump is further provided at the top end of the gas passage.
5. The integrated oil-gas separation device according to claim 1, wherein the adsorption and filtration structure comprises an adsorption net and a filter cotton which are sequentially arranged from the first end to the second end of the adsorption and filtration channel, a plurality of meshes are arranged on the adsorption net, and the planes of the adsorption net and the filter cotton are perpendicular to the adsorption and filtration channel.
6. The integrated oil-gas separation device according to claim 5, wherein a flow equalizing plate is further arranged in front of the adsorption net, and the passage holes of the flow equalizing plate correspond to the meshes of the adsorption net.
7. The integrated oil-gas separation device according to claim 5, wherein the adsorption net is provided with at least two layers.
8. The integrated oil-gas separation device according to claim 7, wherein the grids of two adjacent layers of the adsorption nets are arranged in a staggered manner, so that the centers of the meshes of the previous layer of the adsorption net are aligned with the grid lines of the next layer of the adsorption net.
9. The integrated oil-gas separation device according to claim 5, wherein the adsorption net is made of metal and connected with the negative electrode.
10. The integrated oil-gas separation device according to claim 5, wherein the adsorption filtration channel is of a cylindrical structure and is obliquely arranged, the bottom end of the adsorption filtration channel is provided with an oil liquid return groove, an oil liquid recovery port is arranged at the lower part of the oil liquid recovery groove, and the oil outlet and the oil liquid recovery port are both communicated with an oil liquid collection tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111116629.9A CN113731094A (en) | 2021-09-23 | 2021-09-23 | Comprehensive oil-gas separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111116629.9A CN113731094A (en) | 2021-09-23 | 2021-09-23 | Comprehensive oil-gas separation device |
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| CN113731094A true CN113731094A (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111116629.9A Pending CN113731094A (en) | 2021-09-23 | 2021-09-23 | Comprehensive oil-gas separation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114225603A (en) * | 2021-12-22 | 2022-03-25 | 常州大学 | Multiple air purification and filth recovery unit based on passageway circles round |
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| CN112642246A (en) * | 2020-12-08 | 2021-04-13 | 宿州市耶伊勒精密机械有限公司 | Machine tool oil mist recycling machine and working method thereof |
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2021
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| CN201351587Y (en) * | 2009-02-11 | 2009-11-25 | 绍兴瑞气压缩机有限公司 | Gas-oil separating cylinder used for air compressor |
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| CN114225603A (en) * | 2021-12-22 | 2022-03-25 | 常州大学 | Multiple air purification and filth recovery unit based on passageway circles round |
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Application publication date: 20211203 |