CN220404891U - Extraction centrifuge drum - Google Patents
Extraction centrifuge drum Download PDFInfo
- Publication number
- CN220404891U CN220404891U CN202321746214.4U CN202321746214U CN220404891U CN 220404891 U CN220404891 U CN 220404891U CN 202321746214 U CN202321746214 U CN 202321746214U CN 220404891 U CN220404891 U CN 220404891U
- Authority
- CN
- China
- Prior art keywords
- rotary drum
- separation
- shell
- flow channel
- liquid flow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000000605 extraction Methods 0.000 title claims abstract description 45
- 238000000926 separation method Methods 0.000 claims abstract description 53
- 238000005192 partition Methods 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 51
- 238000000034 method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000243 solution Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000002904 solvent Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000011259 mixed solution Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 238000009854 hydrometallurgy Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Landscapes
- Centrifugal Separators (AREA)
Abstract
The utility model discloses an extraction centrifuge drum, comprising: first rotary drum axle, second rotary drum axle, partition part, draft tube, guide plate, rotary drum shell, partition part includes: the lower end of the separation shell is connected to the bottom of the inner cavity of the rotary drum shell, and the top of the separation shell is provided with a connecting through hole; the first rotary drum shaft is arranged in the lower through hole, the second rotary drum shaft is connected to the connecting through hole, and the separation part, the guide cylinder and the guide plate are arranged in the inner cavity of the rotary drum shell. The utility model effectively prolongs the flow channel of the mixed extraction, prolongs the mixed mass transfer process, and fully completes the mixed mass transfer, thereby improving the extraction effect.
Description
Technical Field
The utility model belongs to the technical field of extraction centrifuges, and particularly relates to an extraction centrifuge drum.
Background
The centrifugal extractor can automatically and continuously complete two processes of mixed mass transfer and centrifugal separation, and the centrifugal extractor utilizes a motor to drive a rotary drum to rotate at high speed, two liquids which are different in density and are not miscible with each other complete mixed mass transfer under the action of shearing force generated by rotation of the rotary drum or a blade, and are rapidly separated under the action of the centrifugal force generated by rotation of the rotary drum at high speed, so that the centrifugal extractor is widely applied to industries such as fine chemical industry, pharmacy, hydrometallurgy, petrochemical industry, environmental protection, plant extraction and the like.
The rotary drum is used as a rotating part of the centrifugal extractor, the mixed solution formed by mixing the solution and the solvent enters the rotary drum, the mixed solution and the rotary drum synchronously rotate at high speed under the drive of the rotary drum to generate centrifugal force, the mixed solution and the solvent with different densities are mixed and transferred in a flow channel, and extraction is carried out in the process of mixing and transferring; under the action of centrifugal force, the liquid with higher density gradually gets away from the center of the drum and leans against the drum wall in the upward flowing process, and the liquid with lower density gradually gets away from the drum wall and leans against the center. Finally, the two-phase liquid is thrown into the collecting cavities through the channels respectively, and the two phases flow out of the collecting cavities respectively, so that the two-phase separation process is completed.
However, the flow channel separated by the rotating drum used at present is short, so that the mixing and extraction of the solution and the solvent are insufficient, and the extraction effect cannot be improved.
Disclosure of Invention
The utility model aims to provide an extraction centrifuge drum, which effectively prolongs a flow channel, prolongs a mixing mass transfer process, and fully completes the mixing mass transfer, thereby improving the extraction effect.
The technical proposal is as follows:
an extraction centrifuge bowl comprising: the device comprises a first drum shaft, a second drum shaft, a separation part, a guide cylinder, a guide plate and a drum shell, wherein a lower through hole is formed in the lower part of the drum shell, a guide mounting port is formed in the upper part of the drum shell, a guide channel is formed in the lower part of the drum shell, an inlet of the guide channel is communicated with a light liquid flow channel, an outlet is formed in the inner wall of the bottom of the drum shell, and an outlet of the guide channel is formed between the separation shell and the drum shell; the partition member includes: the separation shell and the separation cylinder are connected at the bottom of the inner cavity of the rotary drum shell, the top of the separation shell is provided with a connecting through hole, the tops of the separation cylinders with different diameters are connected at the top end of the inner wall of the separation shell, the bottom of the separation cylinder is connected at the bottom of the inner cavity of the rotary drum shell, the separation cylinder is provided with a first flow guide through hole, the separation cylinders are arranged in an up-down staggered manner, and the lower part of the separation shell is provided with a second flow guide through hole; the first rotary drum shaft is arranged in the lower through hole, the first rotary drum shaft is provided with a light liquid flow channel and a heavy liquid flow channel, the inlets of the light liquid flow channel and the heavy liquid flow channel are positioned at the lower end of the rotary drum shaft, the heavy liquid flow channel is positioned at the outer side of the light liquid flow channel, and the outlets of the light liquid flow channel and the heavy liquid flow channel are respectively positioned on the outer wall of the lower part of the rotary drum shaft; the second rotary drum shaft is provided with a rotary drum shaft through hole, the second rotary drum shaft is connected to the connecting through hole, the upper part of the second rotary drum shaft extends out of the guide mounting port, the lower end of the guide cylinder is connected to the outer wall of the first rotary drum shaft, and the lower end of the second rotary drum shaft extends into the guide cylinder; the spiral guide plate is arranged between the two separation cylinders and between the separation shell and the rotary drum shell.
Further, the cavity between the separation barrels and the cavity between the separation shell and the rotary drum shell are separated into an extraction flow channel by the guide plate, the lower part of the extraction flow channel is communicated with a heavy liquid flow channel, and the upper part of the extraction flow channel is communicated with a guide mounting port.
Further, the first drum shaft and the second drum shaft are coaxially installed, and a plurality of partition cylinders having different diameters are coaxially installed.
Further, the front section of the light liquid flow channel is upwards along the lower end of the first drum shaft, the rear section of the light liquid flow channel is spirally downwards and outwards expanded, and the heavy liquid flow channel is spirally outwards expanded.
Further, the inlet of the diversion through hole is positioned at the lower part of the second rotary drum shaft, and the outlet is positioned at the upper part of the second rotary drum shaft.
Compared with the prior art, the utility model has the following advantages:
the utility model effectively increases the flow channels (light liquid flow channel and heavy liquid flow channel), prolongs the mixing mass transfer process, and fully completes the mixing mass transfer, thereby improving the extraction effect.
Drawings
FIG. 1 is a schematic cross-sectional view of an extraction centrifuge bowl according to the present utility model;
fig. 2 is a schematic representation of the use of the extraction centrifuge bowl of the present utility model.
Detailed Description
The following description fully illustrates the specific embodiments of the utility model to enable those skilled in the art to practice and reproduce it.
FIG. 1 is a schematic cross-sectional view of an extraction centrifuge bowl according to the present utility model.
An extraction centrifuge bowl comprising: the extraction centrifuge rotor comprises a first rotor shaft 1, a second rotor shaft 2, a separation part 3, a guide cylinder 4, a guide plate 5 and a rotor shell 6, wherein the separation part 3, the guide cylinder 4 and the guide plate 5 are arranged inside the rotor shell 3, and the first rotor shaft 1 and the second rotor shaft 2 are coaxially arranged and are respectively positioned at the lower part and the upper part of the extraction centrifuge rotor.
The first rotary drum shaft 1 is provided with a light liquid flow channel 11 and a heavy liquid flow channel 12, the inlets of the light liquid flow channel 11 and the heavy liquid flow channel 12 are positioned at the lower end of the rotary drum shaft 1, the heavy liquid flow channel 12 is positioned at the outer side of the light liquid flow channel 11, and the outlets of the light liquid flow channel 11 and the heavy liquid flow channel 12 are respectively positioned on the outer wall of the lower part of the rotary drum shaft 1.
The front section of the light liquid channel 11 is upward along the lower end of the first drum shaft 1, and the rear section is spirally downward and outward. The heavy liquid flow passage 12 is spirally extended outward.
The second drum shaft 2 is provided with a drum shaft through hole 21, an inlet of the drum shaft through hole 21 is positioned at a lower portion of the second drum shaft 2, and an outlet is positioned at an upper portion of the second drum shaft 2.
The partition member 3 includes: the lower end of the separation shell 31 is connected to the bottom of the inner cavity of the rotary drum shell 6, and the top of the separation shell 31 is provided with a connecting through hole; the top of a plurality of separating drums 32 that the diameter is different is connected on the inner wall top of separating shell 31, and the bottom is connected at the inner chamber bottom of rotary drum shell 6, and separating drum 32 is provided with first water conservancy diversion through-hole 33, and the water conservancy diversion through-hole 33 of a plurality of separating drums 32 are staggered from top to bottom. The lower portion of the partition casing 31 is provided with a second flow guide through hole 34.
The outer wall of the second drum shaft 2 is connected to the connecting through hole at the top of the partition housing 31, and the lower part extends into the partition housing 31 and is positioned above the first drum shaft 1.
The outside diameter of the separation housing 31 is smaller than the inside diameter of the inner cavity of the drum housing 6. A plurality of separation cylinders 32 having different diameters are coaxially installed.
The lower end of the guide cylinder 4 is connected to the outer wall of the first rotary drum shaft 1, and the lower end of the second rotary drum shaft 2 extends into the guide cylinder 4.
The baffle 5 is disposed in the cavity between the plurality of separation cylinders 32 and between the separation housing 31 and the inner wall of the drum housing 6, and the baffle 5 is spiral to separate the cavity between the plurality of separation cylinders 32 and the cavity between the separation housing 31 and the drum housing 6 into the extraction flow channel 7.
The lower part of the rotary drum shell 6 is provided with a lower through hole, the upper part is provided with a guide mounting port 61, the first rotary drum shaft 1 is arranged in the lower through hole, and the outer wall of the first rotary drum shaft 1 is connected with the inner wall of the lower through hole; the upper portion of the second drum shaft 2 protrudes out of the guide mounting port 61. The inside of rotary drum shell 6 is provided with water conservancy diversion passageway 62, and water conservancy diversion passageway 62 is spiral, and water conservancy diversion passageway 62 is located the lower part of rotary drum shell 6, and the entry intercommunication light liquid flow way 11 of water conservancy diversion passageway 62, the export is located on rotary drum shell 6 bottom inner wall, and the export of water conservancy diversion passageway 62 is located between separation shell 31 and rotary drum shell 6.
The spiral guide plates 5 between the separation cylinders 32 have different diameters, the guide plates 5 between the separation housing 31 and the drum housing 6 have the largest diameter, spiral channels with different outer diameters are communicated to form an extraction flow channel 7, the lower part of the extraction flow channel 7 is communicated with a heavy liquid flow channel 12, and the upper part of the extraction flow channel 7 is communicated with a guide mounting port 61.
The extraction centrifuge drum is installed in the shell of centrifugal extractor, and extraction centrifuge drum horizontal arrangement, and direction mounting port 61 of rotary drum shell 6 upper portion, rotary drum axle 1's lower extreme are installed respectively in the bearing bush in the shell, and first rotary drum axle 1 one side is connected current extraction centrifuge's feed liquid (solvent, extractant) input, and second rotary drum axle 2 one side is connected current extraction centrifuge's output (extraction back feed liquid output).
FIG. 2 is a schematic diagram showing the use state of the extraction centrifuge drum according to the present utility model.
When in use, the motor is started to drive the extraction centrifuge drum to rotate, light liquid (extractant) enters from the light liquid flow channel 11, and heavy liquid (solution) enters from the heavy liquid flow channel 12; light liquid enters the extraction flow channel 7 from a gap between the separation housing 31 and the inner wall of the drum housing 6, and enters the separation housing 31 through the separation housing 34; the extracting agent and the solution are mixed and extracted, the extracted solution and the extracting agent are separated under the action of centrifugal force, the extracting agent and the melt flow reversely, the contact mixing and the separation process are continuously completed, the solution flows into the separation shell 31 along the space separated by the spiral guide plate 5, enters the guide mounting port 61 and the gap between the second drum shafts 2 to be concentrated and flows out; after the light liquid enters the separation shell 31, the extraction flow channel 7 among the plurality of separation cylinders 32 is continuously mixed with the solution for extraction; the solution in the partition case 31 flows toward the drum case 6, and the extractant flows toward the second drum shaft 2 and is concentrated in the drum shaft through-holes 21, and flows out of the drum shaft through-holes 21.
The terminology used herein is for the purpose of description and illustration only and is not intended to be limiting. As the present utility model may be embodied in several forms without departing from the spirit or essential attributes thereof, it should be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the metes and bounds of the claims, or equivalences of such metes and bounds are therefore intended to be embraced by the appended claims.
Claims (5)
1. An extraction centrifuge bowl comprising: the device comprises a first drum shaft, a second drum shaft, a separation part, a guide cylinder, a guide plate and a drum shell, wherein a lower through hole is formed in the lower part of the drum shell, a guide mounting port is formed in the upper part of the drum shell, a guide channel is formed in the lower part of the drum shell, an inlet of the guide channel is communicated with a light liquid flow channel, an outlet is formed in the inner wall of the bottom of the drum shell, and an outlet of the guide channel is formed between the separation shell and the drum shell; the partition member includes: the separation shell and the separation cylinder are connected at the bottom of the inner cavity of the rotary drum shell, the top of the separation shell is provided with a connecting through hole, the tops of the separation cylinders with different diameters are connected at the top end of the inner wall of the separation shell, the bottom of the separation cylinder is connected at the bottom of the inner cavity of the rotary drum shell, the separation cylinder is provided with a first flow guide through hole, the separation cylinders are arranged in an up-down staggered manner, and the lower part of the separation shell is provided with a second flow guide through hole; the first rotary drum shaft is arranged in the lower through hole, the first rotary drum shaft is provided with a light liquid flow channel and a heavy liquid flow channel, the inlets of the light liquid flow channel and the heavy liquid flow channel are positioned at the lower end of the rotary drum shaft, the heavy liquid flow channel is positioned at the outer side of the light liquid flow channel, and the outlets of the light liquid flow channel and the heavy liquid flow channel are respectively positioned on the outer wall of the lower part of the rotary drum shaft; the second rotary drum shaft is provided with a rotary drum shaft through hole, the second rotary drum shaft is connected to the connecting through hole, the upper part of the second rotary drum shaft extends out of the guide mounting port, the lower end of the guide cylinder is connected to the outer wall of the first rotary drum shaft, and the lower end of the second rotary drum shaft extends into the guide cylinder; the spiral guide plate is arranged between the two separation cylinders and between the separation shell and the rotary drum shell.
2. The extraction centrifuge bowl of claim 1, wherein the baffle separates the cavities between the separator drums and the cavities of the separator housing and the bowl housing into extraction flow channels, the extraction flow channels having lower portions in communication with the heavy liquid flow channels and upper portions in communication with the guide mounting ports.
3. The extraction centrifuge bowl of claim 1, wherein the first bowl shaft and the second bowl shaft are coaxially mounted and wherein the plurality of separation drums of different diameters are coaxially mounted.
4. The extraction centrifuge bowl of claim 1, wherein the front section of the light liquid flow channel extends upwardly along the lower end of the first bowl shaft, the rear section extends helically downwardly and outwardly, and the heavy liquid flow channel extends helically outwardly.
5. The extraction centrifuge bowl of claim 1, wherein the inlet of the flow-directing through bore is located in a lower portion of the second bowl shaft and the outlet is located in an upper portion of the second bowl shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321746214.4U CN220404891U (en) | 2023-07-05 | 2023-07-05 | Extraction centrifuge drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321746214.4U CN220404891U (en) | 2023-07-05 | 2023-07-05 | Extraction centrifuge drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220404891U true CN220404891U (en) | 2024-01-30 |
Family
ID=89653976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321746214.4U Active CN220404891U (en) | 2023-07-05 | 2023-07-05 | Extraction centrifuge drum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220404891U (en) |
-
2023
- 2023-07-05 CN CN202321746214.4U patent/CN220404891U/en active Active
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