CN112619911A - Separating device - Google Patents
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- CN112619911A CN112619911A CN202011270845.4A CN202011270845A CN112619911A CN 112619911 A CN112619911 A CN 112619911A CN 202011270845 A CN202011270845 A CN 202011270845A CN 112619911 A CN112619911 A CN 112619911A
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- 238000005191 phase separation Methods 0.000 abstract description 2
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/24—Multiple arrangement thereof
- B04C5/28—Multiple arrangement thereof for parallel flow
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- Cyclones (AREA)
Abstract
The invention relates to the technical field of gas-liquid-solid three-phase separation equipment, in particular to a separation device. The separation device is used for purifying impurity-containing gas to remove solid impurities and liquid impurities in the impurity-containing gas, and comprises a shell (1) and a separation mechanism arranged in the shell (1), wherein the shell (1) comprises a gas inlet (12) for the impurity-containing gas to flow in, a discharge hole (13) for the solid impurities and the liquid impurities to be discharged and a gas outlet (14) for the clean gas to be discharged, and the separation mechanism is arranged to be capable of performing at least two-stage separation treatment on the impurity-containing gas to separate the impurity-containing gas to obtain the clean gas. The separation device is provided with the separation mechanism to carry out multi-stage separation treatment on the impurity-containing gas so as to remove solid-liquid impurities in the impurity-containing gas, thereby obtaining clean gas through separation.
Description
Technical Field
The invention relates to the technical field of gas-liquid-solid three-phase separation equipment, in particular to a separation device.
Background
The slurry bed reactor is one of reactors with wider application of the Fischer-Tropsch synthesis process, compared with a fixed bed reactor, the slurry bed reactor has the advantages of simple structure, good dispersion effect, good transfer performance, convenient operation and the like, and can realize the online replacement of the catalyst, high productivity, low investment cost, easy industrial amplification and the like, thereby attracting more and more researchers. In recent years, the slurry bed reactor has been industrially applied in the process of preparing synthetic oil from natural gas and synthesizing methanol from natural gas, and has great development potential in the fields of petrochemical industry, biochemical industry and the like. In general, the internal structure of a slurry bed reactor includes: a heat exchange tube array, a gas distributor and a solid-liquid separation device. When the reactor is used, synthesis gas enters from a feed inlet at the bottom of a slurry bed reactor, passes through slurry from bottom to top in a bubbling mode through a gas distributor, is diffused to the surface of catalyst particles suspended in a liquid phase to react to generate hydrocarbon and water, wherein heavy hydrocarbon becomes a part of slurry of the slurry bed, and light hydrocarbon, unreacted synthesis gas and water pass through a bed layer to reach a gas outlet at the top end and are discharged out of the reactor.
In a slurry bed reactor, catalyst solid particles are suspended in a liquid-phase product, and due to the violent action between a slurry liquid phase and bubbles, the catalyst is abraded and crushed in the bubbling process, so that the catalyst in the reactor forms fine powder and is discharged out of the reactor along with a gas phase; in addition, when the working condition of the reactor fluctuates, especially when foams caused by gas-liquid fluctuation even flood occurs, a large amount of catalyst fine powder is discharged out of the reactor along with the gas phase, so that the running load of a subsequent system is increased, the problems of process pipeline blockage, equipment damage and the like are caused, and even the subsequent system is broken down in serious conditions.
Disclosure of Invention
The invention aims to solve the problems of process pipeline blockage, equipment damage and the like caused by liquid drops and fine powder (namely solid particles) doped in a gas phase product of a slurry bed reactor in the prior art, and provides a separation device.
In order to achieve the above object, the present invention provides a separation device for purifying impurity-containing gas to remove solid impurities and liquid impurities in the impurity-containing gas, the separation device including a housing and a separation mechanism disposed in the housing, the housing including an air inlet for the impurity-containing gas to flow in, an outlet for the solid impurities and the liquid impurities to be discharged, and an exhaust outlet for the clean gas to be discharged, the separation mechanism being configured to perform at least two-stage separation processing on the impurity-containing gas to obtain clean gas.
Optionally, the separating mechanism includes cyclone, cyclone includes the air inlet, supplies solid impurity with the discharge gate of liquid impurity exhaust and supply the exhaust gas vent of elementary purified gas, cyclone's air inlet with the air inlet intercommunication of shell and set up to be able to contain the miscellaneous gas carry out elementary separation and handle in order tentatively to get rid of contain in the miscellaneous gas solid impurity with the liquid impurity, and then obtain elementary purified gas.
Optionally, the separation mechanism comprises a plurality of primary separation units distributed around the circumference of the housing, the primary separation units comprising a plurality of said cyclonic separators distributed in a polygon.
Optionally, the separation mechanism includes a gas-liquid separator including a collecting portion and a separating portion, a wide-mouth side of the collecting portion communicates with an exhaust port of the cyclone, a narrow-mouth side cover of the collecting portion is provided with the separating portion to collect the primary purified gas to the separating portion, and the separating portion is provided so as to be able to allow the primary purified gas to pass therethrough and perform a gas-liquid separation process on the primary purified gas to obtain the clean gas and the liquid impurities.
Optionally, the separation portion includes a plurality of mesh plates arranged at intervals and a separation bent plate arranged between two adjacent mesh plates, and the separation bent plate is arranged to extend a flow path of the primary purified gas to perform a gas-liquid separation process on the primary purified gas.
Optionally, the separation portion includes a plurality of separation bent plates distributed at intervals in a height direction of the mesh plate, and an air flow channel is formed between two adjacent separation bent plates to circulate the primary purge gas.
Optionally, the collecting portion is located below the separating portion and is provided as a tapered barrel with a narrow top and a wide bottom, the wide opening side of the collecting portion is the bottom of the tapered barrel, and the narrow opening side of the collecting portion is the top of the tapered barrel.
Optionally, the bottom of the cone-shaped cylinder is provided with a liquid accumulation groove with an upward opening to accumulate the liquid impurities.
Optionally, the gas-liquid separator comprises a downcomer extending downwardly from the liquid accumulation trough to discharge the liquid impurities.
Optionally, the lower part of the shell is a conical cylinder structure which gradually narrows downwards, the bottom of the conical cylinder structure is provided with a discharge hole of the shell, the middle part of the shell is provided with an air inlet of the shell, and the top of the shell is provided with the exhaust hole of the shell.
Through the technical scheme, the invention provides the separation device, and the separation device is provided with the separation mechanism so as to be convenient for carrying out multi-stage separation treatment on the impurity-containing gas to remove solid-liquid impurities in the impurity-containing gas, so that clean gas is obtained through separation. Taking the gas phase product generated by taking the impurity-containing gas as a slurry bed reactor as an example, the impurity-containing gas is a gas phase product doped with liquid drops and fine powder (namely, solid particles), and the liquid drops and the fine powder (namely, the solid particles) doped in the gas phase product are smoothly separated through multi-stage separation treatment of a separation mechanism, so that a purer gas phase product is obtained, the phenomenon that the liquid drops and the fine powder (namely, the solid particles) doped in the gas phase product block a process pipeline in a subsequent system is prevented, and the safe operation of the subsequent system is facilitated.
Drawings
FIG. 1 is a schematic structural view of a separation device provided by the present invention;
FIG. 2 is a schematic view of the cyclone separator shown in FIG. 1;
FIG. 3 is a top view of the cyclone separator shown in FIG. 2;
FIG. 4 is a schematic view of the arrangement of a plurality of cyclones in the separating apparatus shown in FIG. 1;
fig. 5 is a cross-sectional view of the gas-liquid separator shown in fig. 1 at a-a.
Description of the reference numerals
1. A housing; 11. a cone structure; 12. an air inlet; 13. a discharge port; 14. an exhaust port; 2. a cyclone separator; 21. an air inlet; 22. a discharge port; 23. an exhaust port; 3. mounting a bracket; 4. a gas-liquid separator; 5. a current collecting portion; 51. a wide mouth side; 52. a narrow-mouth side; 6. a separation section; 61. a screen plate; 62. separating the bent plate; 7. a downcomer; 8. a fixing frame.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
The invention provides a separation device, as shown in fig. 1-5, for purifying impurity-containing gas to remove solid impurities and liquid impurities in the impurity-containing gas, the separation device comprises a housing 1 and a separation mechanism arranged in the housing 1, the housing 1 comprises an air inlet 12 for the impurity-containing gas to flow in, an outlet 13 for the solid impurities and the liquid impurities to be discharged, and an exhaust 14 for the clean gas to be discharged, and the separation mechanism is arranged to be capable of performing at least two-stage separation treatment on the impurity-containing gas to obtain clean gas. The impurity-containing gas may be, among other things, tail gas in various forms, for example, a gas phase product produced by a slurry bed reactor that is doped with liquid droplets and fines (i.e., solid particles).
Through the technical scheme, the invention provides the separation device, and the separation device is provided with the separation mechanism so as to be convenient for carrying out multi-stage separation treatment on the impurity-containing gas to remove solid-liquid impurities in the impurity-containing gas, so that clean gas is obtained through separation. Taking the gas phase product generated by taking the impurity-containing gas as a slurry bed reactor as an example, the impurity-containing gas is a gas phase product doped with liquid drops and fine powder (namely solid particles), and through the multi-stage separation treatment of the separation mechanism, the liquid drops and the fine powder (namely the solid particles) doped in the gas phase product are smoothly separated, so that a purer gas phase product is obtained, the phenomenon that the liquid drops and the fine powder (namely the solid particles) doped in the gas phase product block a process pipeline in a subsequent system is prevented, the safe, efficient, long-term and stable operation of the subsequent system is facilitated, and the overhaul period of the separation device is prolonged.
As shown in fig. 1 to 4, the separating mechanism includes a cyclone 2, the cyclone 2 includes an air inlet 21, an outlet 22 for discharging the solid impurities and the liquid impurities, and an air outlet 23 for discharging a primary purified gas, the air inlet 21 of the cyclone 2 is communicated with the air inlet 12 of the housing 1 and is arranged to perform a primary separation process on the impurity-containing gas to preliminarily remove the solid impurities and the liquid impurities in the impurity-containing gas, thereby obtaining the primary purified gas, the structure is simpler, the solid impurities in the impurity-containing gas can be removed, and the liquid impurities in the impurity-containing gas can be removed, thereby improving the cleanliness of the impurity-containing gas.
Wherein, the cyclone separator 2 may be in various forms, for example, as shown in fig. 1 to 3, the cyclone separator 2 may be a cylindrical cylinder, the lower portion of which is a tapered cylinder that is tapered downward, the air inlet 21 is disposed at the upper portion of the cylindrical cylinder and extends in a tangential direction of the tapered cylinder, the discharge outlet 22 is disposed at the bottom of the tapered cylinder and extends downward, and the air outlet 23 is disposed at the top of the cylindrical cylinder and extends upward. When the device is used, high-speed impurity-containing airflow enters the cylindrical barrel to be subjected to primary separation treatment, namely centrifugal separation treatment, so that solid-liquid impurities in the impurity-containing airflow are separated out under the centrifugal action, then the separated solid-liquid impurities fall into the conical barrel under the action of self gravity and are discharged through the discharge hole 22 under the collecting action of the conical barrel, and the separated primary purified air rises to the exhaust hole 23 to be discharged.
Further, as shown in fig. 4, the separating mechanism comprises a plurality of primary separating units distributed around the circumference of the housing 1, and the primary separating units comprise a plurality of the cyclone separators 2 distributed in a polygon shape. Through the structure, the cyclone separators 2 can divide the flow of the impurity-containing gas, so that the separation mechanism can perform primary separation treatment on the impurity-containing gas more thoroughly, the purification effect of the impurity-containing gas is enhanced, the purification efficiency of the impurity-containing gas is improved, the design is more reasonable, the space utilization rate of the cyclone separators 2 is improved, and the overall stability of the separation mechanism is also ensured. It is worth mentioning that the flow area of the air inlet 21 of the cyclone separator 2 is smaller than the flow area of the air inlet 12 of the shell 1, and the cyclone separator 2 is vertically arranged, so that the flow velocity of the impurity-containing gas can be increased when the impurity-containing gas enters the cyclone separator 2, the purification effect of the impurity-containing gas is more effectively realized, and the fault conditions that solid particles block a discharge port of the cyclone separator 2 and the like are avoided; of course, the cyclones may be arranged at the same height, and the heights of the inlets 21 of the cyclones may be equal. Wherein, the air inlet 12 of shell 1 is connected with the air inlet 21 of a plurality of cyclone 2 respectively through the pipeline, and is specific, the entrance point of pipeline includes an import and the exit end includes a plurality of branch exports, and the air inlet 12 of shell 1 communicates with the import of pipeline, and the air inlet 21 of a plurality of cyclone 2 communicates with a plurality of branch exports respectively to in introducing the miscellaneous air current reposition of redundant personnel into cyclone 2 and carry out the separation processing. In addition, in order to improve the installation strength of the cyclone separators 2, a plurality of cyclone separators 2 are fitted into the casing 1 through the mounting brackets 3; further, in order to enable the plurality of primary separation units to be uniformly distributed around the circumference of the housing 1, as shown in fig. 4, the mounting bracket 3 includes a circular frame, and the axis of the circular frame and the axis of the housing 1 are in the same straight line, so that the plurality of primary separation units are uniformly distributed around the circumference of the circular frame; furthermore, each primary separation unit comprises 3 cyclone separators 2, and the 3 cyclone separators 3 are distributed in a regular triangle, so that the overall arrangement of the cyclone separators 2 is simplified, the assembly strength of the cyclone separators 3 is ensured, and the design is more reasonable.
In order to further perform a separation process on the primary purified gas to improve the purification effect of the impurity-containing gas, as shown in fig. 1, the separation mechanism includes a gas-liquid separator 4, the gas-liquid separator 4 includes a collecting portion 5 and a separating portion 6, a wide-mouth side 51 of the collecting portion 5 communicates with the exhaust port 23 of the cyclone 2, a narrow-mouth side 52 of the collecting portion 5 is covered with the separating portion 6 to collect the primary purified gas to the separating portion 6, and the separating portion 6 is provided so as to be able to allow the primary purified gas to pass therethrough and perform a gas-liquid separation process on the primary purified gas to obtain the clean gas and the liquid impurities. When the primary purified gas is used, the primary purified gas firstly flows into the collecting part 5 of the gas-liquid separator 4 for collecting, and then the gas-liquid separation treatment is carried out through the separating part 6, and the primary purified gas is collected from the wide opening side 51 of the collecting part 5 to the narrow opening side 52 of the collecting part 5, so that the flow speed of the primary purified gas flowing into the subsequent separating part 6 is improved, the purification effect of the primary purified gas is more effectively realized, and the fault conditions that solid particles block the separating part 6 and the like are avoided. The separating portion 6 may be made of various materials, for example, stainless steel.
Further, as shown in fig. 1 and 5, the separation section 6 includes a plurality of mesh plates 61 arranged at intervals and separation bent plates 62 distributed between two adjacent mesh plates 61, the separation bent plates 62 are arranged to extend the flow path of the primary purified gas to perform the gas-liquid separation process on the primary purified gas, and the primary purified gas is contacted and guided by the plurality of separation bent plates 62 and the liquid impurities doped in the primary purified gas are removed, so that the separation section 6 can perform the gas-liquid separation process on the primary purified gas, thereby implementing the secondary separation process on the impurity-containing gas, and improving the purification effect of the impurity-containing gas.
As shown in fig. 5, the separating portion 6 includes a plurality of separating bent plates 62 distributed at intervals along the height direction of the mesh plate 61, and an air flow channel is formed between two adjacent separating bent plates 62 to circulate the primary purified air, so that the primary purified air is divided and purified, and the purifying effect of the primary purified air is optimized. The separating curved plate 62 may be provided in various forms, for example, it may be provided to extend from one of the net plates 61 to another net plate 61 adjacent to the net plate 61, specifically, the separating curved plate 62 may be a V-shaped folded plate as shown in fig. 5, or an arc-shaped curved plate which is arched upwards, or a wave-shaped curved plate; further, taking the separating curved plate 62 as a V-shaped folded plate as shown in FIG. 5 as an example, the thickness of the separating curved plate 62 is 1.5-2.5 mm, the distance between two adjacent separating curved plates 62 is 30-50 mm, preferably 40mm, and the length is 500-1000 mm (i.e., the length direction of the separating curved plate 62 is the left-right direction shown in FIG. 5). It is worth mentioning that the mesh plate 61 may be in various forms, for example, in case that the separation part 6 includes two mesh plates 61, the mesh plate 61 (i.e., the inner mesh plate shown in fig. 1, or the left mesh plate shown in fig. 5) on the air intake side of the primary purified air may be configured as a steel plate mesh or a punched mesh, and the size of the holes is 1 to 5mm, preferably 4 mm; the mesh plate 61 (i.e., the outer mesh plate shown in fig. 1, or the right mesh plate shown in fig. 5) on the gas outlet side of the primary purified gas may be provided as a wire mesh or a multi-layer composite mesh, preferably, a wire mesh, so that the mesh plate has characteristics of large specific surface area, light weight, large void ratio, simple structure, and convenience in installation and use. Further, the mesh plate 61 may be provided in various shapes, for example, the mesh plate 61 includes a cylinder as shown in fig. 1 and a top plate sealed (for example, by ring-shaped seal welding) to be opened at an upper portion of the cylinder, the top plate having a spherical surface, and a lower opening of the cylinder being provided at the narrow opening side 52 of the manifold 5; the narrow opening side 52 of the collecting portion 5 extends into the lower opening of the cylinder, so that the liquid impurities separated by the separating portion 6 can be discharged out of the gas-liquid separator, the liquid impurities separated by the separating portion 6 are prevented from flowing back into the collecting portion 5 again, and the gas-liquid separation effect of the gas-liquid separator is optimized.
As shown in fig. 1, the collecting portion 5 is located below the separating portion 6 and is provided as a tapered cylinder with a narrow top and a wide bottom, the wide mouth side 51 of the collecting portion 5 is the bottom of the tapered cylinder, and the narrow mouth side 52 of the collecting portion 5 is the top of the tapered cylinder, so that the structure of the collecting portion 5 is simplified, the manufacturing and processing are convenient, and the outer side wall of the tapered cylinder is favorable for guiding the liquid impurities separated by the separating portion 6 to fall smoothly.
Furthermore, the bottom of the conical cylinder is provided with a liquid accumulation groove with an upward opening for accumulating the liquid impurities, the structure is simpler, the manufacture and the processing are convenient, the liquid impurities can be accumulated in the liquid accumulation groove, and the liquid impurities are prevented from flowing and scattering everywhere. In addition, the bottom wall of the cone-shaped cylinder is welded to the inner side wall of the shell 1, so that the assembly strength of the cone-shaped cylinder is improved; in order to improve the overall assembly strength of the gas-liquid separator, the separation portion 6 is mounted to the housing 1 by a mount 8. The fixing frame 8 may be in various forms, for example, may be a plurality of inclined plates, the inclined plates may be arranged to extend obliquely upward from the separating portion 6 to the inner side wall of the housing 1 (for example, inclined by 45 °), and the plurality of inclined plates may be arranged to be distributed at intervals in the outer circumferential direction of the separating portion 6 and/or layer by layer in the height direction of the separating portion 6; the fixing frame 8 may also be a tapered cylinder with a narrow upper part and a wide lower part, the upper opening of the tapered cylinder is welded on the outermost mesh plate of the separating part 6, the lower opening is welded on the inner side wall of the housing 1, and the tapered cylinder includes a plurality of through holes (for example, the through holes may be circular holes, strip holes, or other shapes) so that the clean gas discharged from the part of the separating part 6 located below the upper opening of the tapered cylinder smoothly rises, and of course, the fixing frame 8 may further include a plurality of tapered cylinders distributed layer by layer along the height direction of the separating part 6.
Further, the gas-liquid separator 4 includes a down-flow pipe 7 extending downward from the liquid collecting tank to discharge the liquid impurities, and prevent the liquid impurities from being mixed again into the gas flow formed by the clean gas discharged from the separating part 6, thereby optimizing the purifying effect of the separating device.
As shown in fig. 1, the lower part of the outer shell 1 is a conical cylinder structure 11 which is gradually narrowed downwards, the bottom of the conical cylinder structure 11 is provided with a discharge hole 13 of the outer shell 1, the middle part of the outer shell 1 is provided with an air inlet 12 of the outer shell 1, and the top of the outer shell 1 is provided with the air outlet 14 of the outer shell 1, so that the conical cylinder structure 11 can collect and discharge solid-liquid impurities separated by the cyclone separator 2, and can also collect and discharge liquid impurities discharged by the gas-liquid separator 4 through the downcomer 7, thereby being beneficial to more thoroughly removing the solid-liquid impurities by the separation device and optimizing the purification effect of the separation device. As shown in fig. 1, further, the liquid outlet at the bottom of the downcomer 7 extends into the conical barrel structure 11 and is lower than the discharge opening 22 of the cyclone separator 2, preventing the liquid impurities from splashing into the cyclone separator 2 again when dropping with the downcomer 7. Wherein the downcomers 7 can be provided in any number, for example in the range of 1-4.
Taking the gas phase product generated by taking the impurity-containing gas as a slurry bed reactor as an example, the impurity-containing gas is a gas phase product doped with liquid droplets (for example, heavy component liquid droplets and light component liquid droplets) and fine powder (i.e., solid particles, such as catalyst particles, etc.), firstly, the impurity-containing gas is subjected to a primary separation treatment by the cyclone 2, specifically, the impurity-containing gas enters the cyclone 2 through the gas inlet 12 of the housing 1, and the impurity-containing gas rotates at a high speed in the chamber of the cyclone 2 and generates a centrifugal force, wherein: heavy component liquid drops and fine powder in the impurity-containing gas are separated and discharged through a discharge port 22 of the cyclone separator 2 and then discharged through a discharge port 13 of the shell 1, light component liquid drops in the impurity-containing gas are discharged through a gas outlet 23 of the cyclone separator 2 along with a gas phase (namely, primary purified gas) and then enter the gas-liquid separator 4, and at the moment, the purification efficiency of the cyclone separator 2 is more than or equal to 90 percent; then, the primary purified gas is separated in the gas-liquid separator 4, specifically, the primary purified gas is collected to the separation part 6 through the collecting part 5, and then passes through the separation part 6 to be subjected to gas-liquid separation, wherein: the separated gas phase (i.e. clean gas) rises to the exhaust port 14 of the shell 1 and is discharged; the light component liquid drops carried in the gas phase are blocked at the separation bent plate 62 and form liquid drops, then the liquid drops fall to the liquid collecting tank through the outer side wall of the collecting part 5, then the liquid drops return to the conical cylinder structure 11 at the lower part of the shell 1 through the downcomer 7, and finally the liquid drops are discharged out of the separation device through the discharge hole 13 of the shell 1, and finally the removal rate of the light component liquid drops reaches over 99 percent, so that the successful separation of the impurity-containing gas is completed.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Within the scope of the technical idea of the invention, many simple modifications may be made to the technical solution of the invention, and in order to avoid unnecessary repetition, various possible combinations of the invention will not be described further. Such simple modifications and combinations should be considered within the scope of the present disclosure as well.
Claims (10)
1. The separation device is characterized by comprising a shell (1) and a separation mechanism arranged in the shell (1), wherein the shell (1) comprises an air inlet (12) for the impurity-containing gas to flow in, a discharge hole (13) for the solid impurities and the liquid impurities to be discharged and an exhaust hole (14) for the clean gas to be discharged, and the separation mechanism is arranged to be capable of carrying out at least two-stage separation treatment on the impurity-containing gas to obtain the clean gas.
2. The separating device according to claim 1, wherein the separating mechanism comprises a cyclone separator (2), the cyclone separator (2) comprising a gas inlet (21), a discharge outlet (22) for discharging the solid impurities and the liquid impurities and a gas outlet (23) for discharging a primary purified gas, the gas inlet (21) of the cyclone separator (2) communicating with the gas inlet (12) of the housing (1) and being arranged to enable a primary separation process of the impurity-containing gas for primary removal of the solid impurities and the liquid impurities in the impurity-containing gas, thereby obtaining the primary purified gas.
3. Separating device according to claim 2, characterized in that the separating means comprise a plurality of primary separating units distributed around the circumference of the housing (1), which primary separating units comprise a plurality of the cyclone separators (2) distributed in a polygon.
4. The separation device according to claim 2, wherein the separation mechanism includes a gas-liquid separator (4), the gas-liquid separator (4) includes a collecting portion (5) and a separating portion (6), a wide mouth side (51) of the collecting portion (5) communicates with the exhaust port (23) of the cyclone (2), a narrow mouth side (52) of the collecting portion (5) is covered with the separating portion (6) to collect the primary purified gas to the separating portion (6), and the separating portion (6) is provided so as to be able to allow the primary purified gas to pass therethrough and perform a gas-liquid separation process on the primary purified gas to obtain the clean gas and the liquid impurities.
5. The separation device according to claim 4, wherein the separation section (6) includes a plurality of mesh plates (61) arranged at intervals and separation bent plates (62) distributed between two adjacent mesh plates (61), and the separation bent plates (62) are arranged so as to extend a flow path of the primary cleaning gas to perform a gas-liquid separation process on the primary cleaning gas.
6. The separation device according to claim 5, wherein the separation portion (6) includes a plurality of the separation bent plates (62) spaced apart in a height direction of the mesh plate (61), and an air flow passage is formed between adjacent two of the separation bent plates (62) to circulate the primary cleaning air.
7. A separation device according to claim 4, characterized in that the collecting part (5) is located below the separation part (6) and is arranged as a conical can with a narrow top and a wide bottom, the wide mouth side (51) of the collecting part (5) being the bottom of the conical can and the narrow mouth side (52) of the collecting part (5) being the top of the conical can.
8. The separator arrangement of claim 7 wherein the bottom of said conical drum has an accumulation trough opening upwardly to accumulate said liquid impurities.
9. The separation device according to claim 6, wherein the gas-liquid separator (4) comprises a downcomer (7) extending downwards from the sump for discharging the liquid impurities.
10. The separation device according to any one of claims 1 to 9, wherein the lower part of the housing (1) is a cone structure (11) which is gradually narrowed downwards, the bottom of the cone structure (11) is provided with a discharge hole (13) of the housing (1), the middle part of the housing (1) is provided with an air inlet (12) of the housing (1), and the top of the housing (1) is provided with the air outlet (14) of the housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011270845.4A CN112619911A (en) | 2020-11-13 | 2020-11-13 | Separating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| TWI844089B (en) * | 2021-12-22 | 2024-06-01 | 日商布恩里股份有限公司 | Separation device |
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