CN213435068U - Drum device of sedimentation centrifuge - Google Patents
Drum device of sedimentation centrifuge Download PDFInfo
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- CN213435068U CN213435068U CN202021919884.8U CN202021919884U CN213435068U CN 213435068 U CN213435068 U CN 213435068U CN 202021919884 U CN202021919884 U CN 202021919884U CN 213435068 U CN213435068 U CN 213435068U
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Abstract
The utility model discloses a sedimentation formula centrifuge's rotary drum device, including cylindrical shell, the coaxial conical shell that is provided with of cylindrical shell one end, conical shell one end side is provided with the sediment export, the inside coaxial spiral inner tube that is provided with of cylindrical shell, fixedly connected with helical blade on the spiral inner tube outer wall, fixedly connected with baffle on the spiral inner tube outer wall, the one end fixedly connected with transmission shaft of conical shell is kept away from to the spiral inner tube, transmission shaft other end transmission is connected with differential mechanism, the coaxial inlet pipe that is provided with in differential mechanism side, the outside fixedly connected with casing of cylindrical shell and conical shell. Circular arch and filter screen on this kind of decanter centrifuge's the rotary drum device's the baffle play certain filtering action to impurity, can clear up the intraoral sediment of solid outlet at the blade of solid outlet in addition and dredge the material pole, prevent to block up.
Description
Technical Field
The utility model relates to a centrifuge technical field specifically is a sedimentation centrifuge's rotary drum device.
Background
A sedimentation type centrifuge is a centrifuge for realizing the centrifugal sedimentation operation process, when in operation, a suspension liquid forms an annular liquid layer along the drum wall under the action of centrifugal force, solid particles with higher density are settled on the drum wall along the radial direction to form sediment, the clarified liquid is discharged through an overflow port of a rotary drum, the working principle is that solid-liquid specific gravity difference is utilized, solid phase is settled under the action of centrifugal force, so solid-liquid separation is realized, and the solid phase is respectively discharged out of a machine body under the action of a special mechanism, but in the centrifugal process, some light solid phase impurities are still discharged along with the clarified liquid and cannot be completely separated by the centrifugal force, and when the sediment is discharged out at an outlet, the moisture content of the sediment is higher, so the sediment is easy to be blocked or adhered to a sediment outlet, so that the blockage is caused, and the work of the whole centrifuge is further influenced. To this end, we propose a bowl apparatus for a decanter centrifuge.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sedimentation formula centrifuge's rotary drum device to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a rotary drum device of a sedimentation centrifuge comprises a cylindrical shell, wherein one end of the cylindrical shell is coaxially provided with a conical shell, one end side of the cylindrical shell, which is far away from the conical shell, is provided with a first liquid outlet, the first liquid outlet is provided with a plurality of spiral inner cylinders which are circumferentially distributed on the side of the cylindrical shell, one end side of the conical shell, which is far away from the cylindrical shell, is provided with a sediment outlet, the sediment outlet is provided with a plurality of spiral inner cylinders which are circumferentially distributed on the side of the conical shell, one end of the conical shell, which is far away from the cylindrical shell, is fixedly connected with a second flange, the spiral inner cylinders are coaxially arranged inside the cylindrical shell, the spiral inner cylinders horizontally penetrate through the cylindrical shell and the conical shell, one ends, which are close to the conical shell, of the spiral inner cylinders are provided with a second, the spiral blade is fixedly connected to the outer wall of the spiral inner barrel, the spiral blade is provided with a plurality of and equidistantly arranged baffles, the baffle is fixedly connected to the outer wall of the spiral inner barrel, the baffles are provided with a plurality of and adjacently positioned between the spiral blades, a through hole is arranged in the middle of the baffles, a first filter screen is fixedly connected to the inside of the through hole, a plurality of circular bulges are arranged on the side surface of the baffles, the circular bulges are uniformly arranged, one end of the spiral inner barrel, far away from the conical shell, is fixedly connected with a transmission shaft, the other end of the transmission shaft is in transmission connection with a differential mechanism, the side surface of the differential mechanism is coaxially provided with an inlet pipe, the inlet pipe penetrates through the differential mechanism, the cylindrical shell and the spiral inner barrel, the inlet pipe horizontally extends to, the one end that the casing is close to conical shell is provided with the solid export, is located conical shell side fixedly connected with blade in the solid export, the blade is provided with a plurality ofly and distributes in conical shell side circumference, one side fixedly connected with dredge pole that the cutting edge was kept away from to the blade, dredge pole perpendicular to blade setting, the one end that conical shell was kept away from to the casing is provided with the clarified liquid export, first liquid outlet is located the clarified liquid export.
Preferably, the side that the inlet pipe is close to differential mechanism is provided with the inlet tube, the inlet tube intercommunication inlet tube is inside, the first flange of inlet tube upper end fixedly connected with.
Preferably, a second filter screen is arranged in the clear liquid outlet.
Compared with the prior art, the beneficial effects of the utility model are that: this kind of sedimentation centrifuge's rotary drum device is provided with the baffle between the helical blade of cylindrical rotary drum outer wall, when helical blade promoted liquid and moved to the export of clarified liquid, liquid can pass through the baffle, the light solid phase in the liquid can be attached to on circular arch, filter screen on the baffle also plays certain filtering action to impurity, prevent that the light solid phase from following clarified liquid and discharging together, be provided with blade and dredge the material pole in solid exit in addition, in the rotary drum pivoted, blade and dredge the material pole and rotate simultaneously, clear up the intraoral sediment of solid exit, prevent that it from adhering to lead to the fact the jam in the export, centrifugal effect has been improved, the light solid phase has been filtered, prevent the jam.
Drawings
Fig. 1 is a side cross-sectional view of the present invention;
fig. 2 is a front view of the baffle of the present invention.
In the figure: the device comprises a cylindrical shell 1, a conical shell 2, a spiral inner barrel 3, spiral blades 4, a baffle plate 5, a circular protrusion 6, a through hole 7, a first filter screen 8, a feeding pipe 9, a water inlet pipe 10, a first flange 11, a differential mechanism 12, a transmission shaft 13, a machine shell 14, a solid outlet 15, a clarified liquid outlet 16, a first liquid outlet 17, a second liquid outlet 18, a sediment outlet 19, a second flange 20, a blade 21, a dredging rod 22 and a second filter screen 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a drum device of a sedimentation centrifuge comprises a cylindrical shell 1, one end of the cylindrical shell 1 is coaxially provided with a conical shell 2, one end side of the cylindrical shell 1, which is far away from the conical shell 2, is provided with a first liquid outlet 17, the first liquid outlet 17 is provided with a plurality of first liquid outlets which are circumferentially distributed on the side of the cylindrical shell 1, one end side of the conical shell 2, which is far away from the cylindrical shell 1, is provided with a sediment outlet 19, the sediment outlet 19 is provided with a plurality of second liquid outlets which are circumferentially distributed on the side of the conical shell 2, one end of the conical shell 2, which is far away from the cylindrical shell 1, is fixedly connected with a second flange 20, suspension liquid entering the cylindrical shell 1 is discharged through the first liquid outlet 17 after sedimentation centrifugation operation, and sediment after sedimentation is discharged through the sediment outlet 19 on the conical shell 2 due to the;
the spiral inner cylinder 3 is coaxially arranged in the cylindrical shell 1, the spiral inner cylinder 3 horizontally penetrates through the cylindrical shell 1 and the conical shell 2, one end, close to the conical shell 2, of the spiral inner cylinder 3 is provided with a second liquid outlet 18, the second liquid outlets 18 are provided with a plurality of spiral inner cylinders and are circumferentially distributed on the side face of each spiral inner cylinder 3, suspension liquid firstly enters the spiral inner cylinder 3, the rotating speeds of the spiral inner cylinder 3 and the outer conical shell 2 and the cylindrical shell 1 are different, so that clarified liquid can be discharged out of the spiral inner cylinder 3 through the second liquid outlet 18 and enter a cavity between the cylindrical shell 1 and the spiral inner cylinder 3;
the outer wall of the spiral inner cylinder 3 is fixedly connected with a plurality of spiral blades 4, the spiral blades 4 are arranged at equal intervals, the outer wall of the spiral inner cylinder 3 is fixedly connected with a baffle 5, the baffle 5 is provided with a plurality of baffles and is positioned between the adjacent spiral blades 4, a through hole 7 is formed in the middle of the baffle 5, a first filter screen 8 is fixedly connected in the through hole 7, a circular bulge 6 is arranged on the side surface of the baffle 5, the circular bulge 6 is provided with a plurality of baffles and is uniformly arranged, clear liquid entering a cavity between the cylindrical shell 1 and the spiral inner cylinder 3 is conveyed to a first liquid outlet 17 through the spiral blades 4, the clear liquid can pass through the baffle 5 in the conveying process, the circular bulge 6 on the baffle 5 and the first filter screen 8 can separate light solid phase from the clear liquid, the light solid phase is filtered, and the clear liquid can be;
one end of the spiral inner cylinder 3, which is far away from the conical shell 2, is fixedly connected with a transmission shaft 13, the other end of the transmission shaft 13 is in transmission connection with a differential mechanism 12, the side surface of the differential mechanism 12 is coaxially provided with a feeding pipe 9, the feeding pipe 9 penetrates through the differential mechanism 12, the cylindrical shell 1 and the spiral inner cylinder 3, the feeding pipe 9 horizontally extends to the inner cavity of the spiral inner cylinder 3, the differential mechanism 12 drives the spiral inner cylinder 3 to rotate, meanwhile, the rotating speed of the spiral inner cylinder 3 is different from that of the cylindrical shell 1, and suspension;
a machine shell 14 is fixedly connected to the outer parts of the cylindrical shell 1 and the conical shell 2, one end of the machine shell 14 close to the conical shell 2 is provided with a solid outlet 15, the side surface of the conical shell 2 positioned in the solid outlet 15 is fixedly connected with a blade 21, the blades 21 are provided with a plurality of blades and are circumferentially distributed on the side surface of the conical shell 2, one side of the blade 21 far away from the blade edge is fixedly connected with a dredging rod 22, the dredging rod 22 is arranged perpendicular to the blade 21, one end of the machine shell 14 far away from the conical shell 2 is provided with a clear liquid outlet 16, a first liquid outlet 17 is positioned in the clear liquid outlet 16, as shown in figure 1, suspension enters the spiral inner cylinder 3 through a feed pipe 9, when the spiral inner cylinder 3 and the cylindrical shell 1 rotate, due to the difference of specific gravity, clear liquid enters an inner cavity between the spiral inner cylinder 3 and the cylindrical shell 1 through a second liquid outlet 18, and clear liquid in, meanwhile, the round bulge 6 and the first filter screen 8 on the baffle 5 filter the light solid phase, so that the clarified liquid enters the clarified liquid outlet 16 through the first liquid outlet 17 and is discharged, the sediment leaves the spiral inner cylinder 3 and then enters the solid outlet 15 through the sediment outlet 19 on the conical shell 2 and is discharged, and meanwhile, the blades 21 and the dredging rods 22 clean the sediment in the solid outlet 15.
Furthermore, a water inlet pipe 10 is arranged on the side surface of the feeding pipe 9 close to the differential mechanism 12, the water inlet pipe 10 is communicated with the interior of the feeding pipe 9, and a first flange 11 is fixedly connected to the upper end of the water inlet pipe 10.
Further, a second strainer 23 is provided in the clarified liquid outlet 16.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. A bowl device of a decanter centrifuge, comprising a cylindrical housing (1), characterized in that: the device is characterized in that one end of the cylindrical shell (1) is coaxially provided with a conical shell (2), one end side of the cylindrical shell (1), which is far away from the conical shell (2), is provided with a first liquid outlet (17), the first liquid outlet (17) is provided with a plurality of liquid outlets which are circumferentially distributed on the side of the cylindrical shell (1), one end side of the conical shell (2), which is far away from the cylindrical shell (1), is provided with a sediment outlet (19), the sediment outlet (19) is provided with a plurality of liquid outlets which are circumferentially distributed on the side of the conical shell (2), one end of the conical shell (2), which is far away from the cylindrical shell (1), is fixedly connected with a second flange (20), the cylindrical shell (1) is coaxially provided with a spiral inner cylinder (3), the spiral inner cylinder (3) horizontally penetrates through the insides of the cylindrical shell (1), the spiral inner cylinder (3) is close to one end of the conical shell (2) and is provided with a second liquid outlet (18), the second liquid outlet (18) is provided with a plurality of spiral inner cylinders (3) and is circumferentially distributed on the side of the spiral inner cylinder (3), the outer wall of the spiral inner cylinder (3) is fixedly connected with spiral blades (4), the spiral blades (4) are arranged in a plurality of equidistant arrangement mode, the outer wall of the spiral inner cylinder (3) is fixedly connected with a baffle (5), the baffle (5) is provided with a plurality of adjacent spiral blades (4), a through hole (7) is arranged in the middle of the baffle (5), a first filter screen (8) is fixedly connected in the through hole (7), a circular bulge (6) is arranged on the side of the baffle (5), the circular bulge (6) is provided with a plurality of equidistant arrangement modes, one end of the spiral inner cylinder (3) far away from the conical shell (2) is fixedly connected with a transmission, the transmission shaft (13) other end transmission is connected with differential mechanism (12), differential mechanism (12) side is coaxial to be provided with inlet pipe (9), inlet pipe (9) run through differential mechanism (12), cylindrical shell (1) and spiral inner tube (3) setting, inlet pipe (9) level extends to spiral inner tube (3) inner chamber, cylindrical shell (1) and conical shell (2) outside fixedly connected with casing (14), the one end that casing (14) is close to conical shell (2) is provided with solid export (15), be located conical shell (2) side fixedly connected with blade (21) in solid export (15), blade (21) are provided with a plurality ofly and distribute in conical shell (2) side circumference, one side fixedly connected with of blade (21) far away from the cutting edge dredges material pole (22), it sets up perpendicular to blade (21) to dredge material pole (22), the end of the machine shell (14) far away from the conical shell (2) is provided with a clarified liquid outlet (16), and the first liquid outlet (17) is positioned in the clarified liquid outlet (16).
2. A bowl apparatus for a decanter centrifuge according to claim 1, characterized in that: the side that inlet pipe (9) are close to differential mechanism (12) is provided with inlet tube (10), inside inlet tube (10) intercommunication inlet pipe (9), inlet tube (10) upper end fixedly connected with first flange (11).
3. A bowl apparatus for a decanter centrifuge according to claim 1, characterized in that: a second filter screen (23) is arranged in the clarified liquid outlet (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021919884.8U CN213435068U (en) | 2020-09-07 | 2020-09-07 | Drum device of sedimentation centrifuge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021919884.8U CN213435068U (en) | 2020-09-07 | 2020-09-07 | Drum device of sedimentation centrifuge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213435068U true CN213435068U (en) | 2021-06-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021919884.8U Active CN213435068U (en) | 2020-09-07 | 2020-09-07 | Drum device of sedimentation centrifuge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213435068U (en) |
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2020
- 2020-09-07 CN CN202021919884.8U patent/CN213435068U/en active Active
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