CN110586346B - Direct-connection transmission disc type separator - Google Patents
Direct-connection transmission disc type separator Download PDFInfo
- Publication number
- CN110586346B CN110586346B CN201910891315.2A CN201910891315A CN110586346B CN 110586346 B CN110586346 B CN 110586346B CN 201910891315 A CN201910891315 A CN 201910891315A CN 110586346 B CN110586346 B CN 110586346B
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- oil
- oil return
- transmission part
- seat
- direct
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 67
- 230000008878 coupling Effects 0.000 claims abstract description 14
- 238000010168 coupling process Methods 0.000 claims abstract description 14
- 238000005859 coupling reaction Methods 0.000 claims abstract description 14
- 239000010724 circulating oil Substances 0.000 claims abstract description 4
- 239000003921 oil Substances 0.000 claims description 142
- 238000012544 monitoring process Methods 0.000 claims description 10
- 239000000523 sample Substances 0.000 claims description 10
- 239000011229 interlayer Substances 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 6
- 230000001050 lubricating effect Effects 0.000 claims description 4
- 230000035939 shock Effects 0.000 claims description 4
- 238000005461 lubrication Methods 0.000 abstract description 21
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- 239000010687 lubricating oil Substances 0.000 description 10
- 230000000903 blocking effect Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B9/00—Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls
- B04B9/02—Electric motor drives
- B04B9/04—Direct drive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B9/00—Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls
- B04B9/12—Suspending rotary bowls ; Bearings; Packings for bearings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- General Details Of Gearings (AREA)
Abstract
The invention relates to a direct-connected transmission disc separator which mainly comprises a frame, a rotary drum, a machine base, a support, a variable-frequency direct-drive motor and a transmission part, wherein the frame is connected with the machine base through bolts, the machine base is arranged on the support, the rotary drum is arranged in the frame and is arranged on the transmission part, the variable-frequency direct-drive motor and the transmission part are arranged on the machine base, the variable-frequency direct-drive motor is connected with the transmission part through a coupling to drive the transmission part, the transmission part drives the rotary drum to rotate at a high speed, a lubrication module is arranged in the machine base, the lubrication module is connected with the transmission part through a circulating oil way, the lubrication module and the inner structure of the transmission part jointly form a lubrication system of the disc separator, and a bearing of the transmission part is lubricated. The invention has the advantages of adopting direct connection transmission, eliminating a transmission pair of gear transmission or belt transmission, along with simple structure, small occupied area, small mechanical vibration and noise, low energy consumption, high separation efficiency and high reliability.
Description
Technical Field
The invention relates to a disc separator, in particular to a disc separator adopting a direct connection transmission mode, which mainly relates to a variable-frequency direct-drive motor, a transmission part and a lubrication module, and belongs to the technical field of disc separators.
Background
The rotating drum of the disc separator has higher rotating speed, the general rotating speed is within the range of 4800-12000 rpm, and the transmission structure of the disc separator at present is a primary speed-increasing transmission structure and mainly comprises gear transmission and belt transmission. The gear speed-increasing transmission is adopted, and the crossed-axis helical gear transmission with high transmission ratio brings the defects of increased contact stress, increased noise, reduced system stability and the like to the point contact gear pair; the belt speed-increasing transmission is adopted, so that the difficulty is brought to the soft start of the large-inertia rotary drum and the lubrication structure of the supporting bearing of the transmission system in structural design. Therefore, the prior disk separator has the problems of service life of wearing parts such as a belt, a gear, a friction plate, a horizontal shafting bearing and the like in gear transmission and belt transmission, and has poor reliability and lower transmission efficiency.
Disclosure of Invention
The invention aims at: aiming at the defect that the transmission pair of the traditional disc type separator is canceled in the prior art, the disc type separator driven by a variable-frequency direct-drive motor is provided.
In order to achieve the above purpose, the invention provides a direct-connected drive disc separator which mainly comprises a frame, a rotary drum, a machine base, a support, a variable-frequency direct-drive motor and a drive part, wherein the frame is connected with the machine base through bolts, the machine base is arranged on the support, the rotary drum is arranged in the frame and is arranged on the drive part, the variable-frequency direct-drive motor and the drive part are arranged on the machine base, the variable-frequency direct-drive motor is connected with the drive part through a coupling to drive the drive part, the drive part drives the rotary drum to rotate at a high speed, a lubrication module is arranged in the machine base, the lubrication module is connected with the drive part through a circulating oil way, the lubrication module and the inner structure of the drive part jointly form a lubrication system of the disc separator, and the temperature of the drive part is reduced through a bearing of the circulating oil lubrication drive part.
Further, the transmission part mainly comprises a bearing seat, a buffer seat, buffer rubber, a bearing and an oil retaining ring, wherein the buffer seat is fixed on the machine seat through bolts, the bearing seat is connected with a vertical shaft through an upper bearing and a lower bearing, the upper end of the vertical shaft is connected with a rotary drum, the bearing seat is connected with the buffer seat through a connecting shaft, and the oil retaining labyrinth and the oil retaining ring are arranged above the upper bearing on the bearing seat to prevent lubricating oil from overflowing.
Furthermore, one side of the buffer seat is provided with a stepped shaft hole, a stepped connecting shaft is arranged in the stepped shaft hole, radial buffer rubber is sleeved outside the connecting shaft, the other side of the buffer seat is provided with an L-shaped right-angle groove, and axial buffer rubber is arranged in the L-shaped right-angle groove.
In the structure, the radial buffer rubber is arranged between the connecting shaft and the hole wall of the stepped shaft hole of the buffer seat, and the axial buffer rubber is arranged between the buffer seat and the bearing seat, so that the bearing seat is connected with the buffer seat through the connecting shaft and the radial buffer rubber, and the radial vibration and the axial vibration of the transmission part are reduced.
Furthermore, a labyrinth oil passage is formed in the oil retaining labyrinth, an oil inlet is formed in the upper end of the labyrinth oil passage, an oil outlet is formed in the lower end of the labyrinth oil passage, the oil inlet is connected with an oil inlet pipe, and the oil outlet faces the inner cavity of the bearing seat, namely, the oil outlet of the oil retaining labyrinth is communicated with a raceway of an upper bearing (20).
The labyrinth oil duct is designed in the oil retaining labyrinth, so that lubricating oil can only flow downwards, and the lubricating oil is prevented from overflowing, and meanwhile, the oil retaining pressing ring is arranged on the upper side of the oil retaining labyrinth, so that the lubricating oil can be further prevented from overflowing.
Further, a first oil return groove which is arranged along the circumferential direction is formed in the lower end face of the buffer seat, the first oil return groove is annular, a first oil return hole is formed in the side wall of the first oil return groove, the first oil return hole is connected with an oil return pipe, and an outlet of the oil return pipe faces the oil tank.
Further, the lubrication module comprises an oil tank, an oil return monitoring probe and a constant delivery pump, wherein the oil tank is communicated with an oil inlet pipe of a transmission part through an oil pipe and the constant delivery pump, oil in the oil tank is pumped out to lubricate a bearing through the constant delivery pump, an interlayer is arranged in the oil tank, a through hole is formed in the interlayer, the oil return monitoring probe is arranged above the through hole and is used for monitoring an oil return state, and if the oil return is not monitored by the probe, an oil return-free signal can be sent so that the disc separator can automatically stop.
Further, the variable frequency direct-drive motor is a permanent magnet motor or an asynchronous motor, and a driving shaft of the variable frequency direct-drive motor is connected with a vertical shaft of the transmission part through a coupling, an elastic connector and a connecting disc so as to drive the transmission part to rotate.
Further, the connecting disc mainly comprises an upper disc body and a lower disc body, the upper disc body is fixedly connected with the lower disc body through bolts, the upper disc body is sleeved at the lower end of the vertical shaft and in interference fit with the vertical shaft, a second oil return groove which is circumferentially arranged is formed in the upper end face of the upper disc body, the second oil return groove is annular, a plurality of second oil return holes which are circumferentially uniformly distributed are formed in the side wall of the second oil return groove, and a first oil return groove is arranged on the outer ring of the second oil return groove, so that the second oil return holes are arranged towards the first oil return groove; the lower end face of the lower disc body is provided with a connecting shaft which extends downwards and vertically.
Further, the coupling is provided with a stepped groove, a driving shaft of the variable frequency direct-drive motor is arranged in the stepped groove, an elastic connecting block is arranged at the upper end of the stepped groove and sleeved at the large end of the driving shaft of the variable frequency direct-drive motor, the elastic connecting block is fixedly connected with the driving shaft of the motor, and a cylindrical shaft hole matched with the connecting shaft is formed in one side of the elastic connecting block.
Therefore, the connecting block positioned at the lower end of the connecting disc is inserted into the groove of the elastic connecting block and is fixedly connected with the groove, so that the connecting disc is fixedly connected with the driving shaft of the variable frequency direct-drive motor through the elastic connecting block and the coupling, and the connecting disc is fixedly connected with the vertical shaft. When the driving shaft of the variable frequency direct-drive motor rotates, the elastic connecting block sleeved outside the driving shaft and the coupling can be driven to rotate together, and the elastic connecting block drives the connecting disc to rotate together through the connecting shaft arranged on the elastic connecting block, so that the vertical shaft is driven to rotate.
Further, the machine base is connected with the bracket through bolts, and a shock pad is arranged between the machine base and the bracket; the machine seat is provided with a heat radiation opening, a shutter is arranged in the heat radiation opening, and a heat radiation fin is arranged at the shutter position at the outer side of the machine seat so as to reduce the temperature of the transmission part.
The invention has the advantages of adopting direct connection transmission, eliminating a transmission pair of gear transmission or belt transmission, along with simple structure, small occupied area, small mechanical vibration and noise, low energy consumption, high separation efficiency and high reliability.
Drawings
The invention is further described below with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of a transmission component in the present invention.
In the figure: 1. the device comprises a frame, a rotary drum, a frame, a bracket, a variable frequency direct drive motor, a shock pad, a lubricating module, a shutter and a shutter, 9, cooling fins, 10, a transmission part, 11, a bearing seat, 12, a buffer seat, 13, radial buffer rubber, 14, a connecting shaft, 15, a connecting disc, 16, an elastic connecting block, 17, a shaft coupling, 18, an oil blocking pressing ring, 19, an oil blocking labyrinth, 20, an upper bearing, 21, a vertical shaft, 22, axial buffer rubber, 23, a lower bearing, 24, a constant delivery pump, 25, an oil return monitoring probe, 26, an oil tank and 27, and an oil inlet pipe.
Detailed Description
Example 1
As shown in figure 1, a direct-connection transmission disc separator mainly comprises six parts of a frame 1, a rotary drum 2, a machine base 3, a support 4, a variable-frequency direct-drive motor 5 and a transmission part 10, wherein the frame 1 is connected with the machine base 3 through bolts, the machine base 3 is arranged on the support 4, the rotary drum 2 is arranged in the frame 1 and is arranged on the transmission part 10, the variable-frequency direct-drive motor 5 and the transmission part 10 are arranged on the machine base 3, the variable-frequency direct-drive motor 5 is connected with the transmission part 10 through a coupling 17 to drive the transmission part 10, the transmission part 10 drives the rotary drum 2 to rotate at a high speed, a lubrication module 7 is arranged in the machine base 3, the lubrication module 7 is connected with the transmission part 10 through a circulation oil way, the lubrication module 7 and the inner structure of the transmission part 10 jointly form a lubrication system of the disc separator, and the temperature of the transmission part 10 is reduced through the bearing of the circulation oil lubrication transmission part 10. Meanwhile, the stand 3 is connected with the bracket 4 by bolts, and a shock pad 6 is provided between the stand 3 and the bracket 4. The machine base 3 is provided with a radiating opening, a shutter 8 is arranged in the radiating opening, and radiating fins 9 are arranged on the outer side of the machine base 3 at the position of the shutter 8 so as to reduce the temperature of a transmission part 10.
In addition, the variable frequency direct-drive motor 5 is a GB/T30599-2014 permanent magnet synchronous ZW series motor or a JB/T10391-2008 three-phase asynchronous Y series motor, and a driving shaft of the variable frequency direct-drive motor 5 is connected with a vertical shaft 21 of the transmission component 10 through a coupling 17, an elastic connecting block 16 and a connecting disc 15 so as to drive the transmission component 10 to rotate.
As shown in fig. 2, the transmission member 10 is mainly composed of a bearing housing 11, a buffer mount 12, buffer rubber, a bearing, an oil deflector, and the like. The buffer seat 12 is fixed on the machine base 3 through bolts, the bearing seat 11 is connected with the vertical shaft 21 through an upper bearing 20 and a lower bearing 23, the upper bearing 20 is generally an angular contact ball bearing, and the lower bearing 23 is generally a deep groove ball bearing or a cylindrical roller bearing. The upper end of the vertical shaft 21 is connected with the rotary drum 2. The bearing seat 11 is connected with the buffer seat 12 through the connecting shaft 14, and an oil blocking labyrinth 19 and an oil blocking ring 18 are arranged above the upper bearing 20 on the bearing seat 11 to prevent the lubricating oil from overflowing. In detail, a labyrinth oil passage is formed in the oil retaining labyrinth 19, an oil inlet is formed at the upper end of the labyrinth oil passage, an oil outlet is formed at the lower end of the labyrinth oil passage, the oil inlet is connected with an oil inlet pipe, and the oil outlet faces the inner cavity of the bearing seat 11, namely, the oil outlet of the oil retaining labyrinth is communicated with the raceway of the upper bearing 20. A stepped shaft hole is formed in one side of the buffer seat 12, a stepped connecting shaft 14 is arranged in the stepped shaft hole, radial buffer rubber 13 is sleeved outside a cylindrical shaft body of the connecting shaft 14, an L-shaped right-angle groove is formed in the other side of the buffer seat 12, and axial buffer rubber 22 is arranged in the L-shaped right-angle groove; a first oil return groove is formed in the lower end face of the buffer seat 12 and is circumferentially arranged, the first oil return groove is annular, a first oil return hole is formed in the side wall of the first oil return groove, the first oil return hole is connected with an oil return pipe, and an outlet of the oil return pipe is arranged towards the oil tank 26. The lubrication module 7 comprises an oil tank 26, an oil return monitoring probe 25 and a constant delivery pump 24, wherein the oil tank 26 is communicated with an oil inlet pipe 27 of the transmission part 10 through an oil pipe and the constant delivery pump 24, oil in the oil tank 26 is pumped out to lubricate an upper bearing 20 and a lower bearing 23 through the constant delivery pump 24, an interlayer is arranged in the oil tank 26, a through hole is formed in the interlayer, the oil return monitoring probe 25 is arranged above the through hole, the oil return monitoring probe 25 is used for monitoring an oil return state, and if the probe does not monitor oil return, an oil return-free signal can be sent so as to automatically stop the disc separator. The connecting disc 15 mainly comprises an upper disc body and a lower disc body, the upper disc body is fixedly connected with the lower disc body through bolts, the upper disc body is sleeved at the lower end of the vertical shaft 21 and in interference fit with the vertical shaft, a second oil return groove which is circumferentially arranged is formed in the upper end face of the upper disc body, the second oil return groove is annular, a plurality of second oil return holes which are circumferentially uniformly distributed are formed in the side wall of the second oil return groove, the first oil return groove is arranged on the outer ring of the second oil return groove, the second oil return holes are arranged towards the first oil return groove, an upper bearing 23 is installed at the upper end of the bearing seat 11, a lower bearing 23 is installed at the lower end of the bearing seat 11, and the lower end of the bearing seat 11 and the lower bearing 23 are arranged in the second oil return groove; the lower end surface of the lower disc body is provided with a connecting shaft which extends downwards and vertically. The coupling 17 is provided with a stepped groove, a driving shaft of the variable frequency direct-drive motor 5 is arranged in the stepped groove, an elastic connecting block 16 is arranged at the upper end of the stepped groove, the elastic connecting block 16 is sleeved at the outer end of the driving shaft of the variable frequency direct-drive motor 5, the elastic connecting block 16 is fixedly connected with the driving shaft of the variable frequency direct-drive motor 5, and a cylindrical shaft hole matched with the connecting shaft 14 is formed in one side of the elastic connecting block 16.
The variable frequency direct-drive motor 5 is connected with the vertical shaft 21 through the coupling 17, the elastic connecting block 16 and the connecting disc 15, and when in operation, the variable frequency direct-drive motor 5 drives the vertical shaft 21 to rotate, so that the rotary drum 2 is driven to rotate. During rotation, the lubrication system formed by the lubrication module 7 and the inner structure of the transmission part 10 lubricates the upper and lower bearings in the transmission part 10.
The working principle of the lubrication system of this embodiment is as follows: the fixed displacement pump 24 sucks oil from the oil tank 26, conveys the oil from the oil inlet pipe to the oil duct of the oil retaining labyrinth 19, and then sprays the oil into the upper bearing 20, and the lubricating oil flows from top to bottom to lubricate the upper bearing 20 and the lower bearing 23 which are arranged in the inner cavity of the bearing seat 11. The lubricating oil flows into the connecting disc 15 through the inner cavity of the bearing seat 11. A step is designed on the upper side of the connection pad 15 to form a second oil return groove so that the lubricating oil therein follows the connection pad 15 to rotate at a high speed. During rotation, the lubricating oil is thrown into the first oil return groove at the lower end of the stationary buffer seat 12 through the plurality of second oil return holes positioned at the outer side of the connecting disc 15, and flows back to the oil tank 26 through the first oil return hole of the first oil return groove (the arrow mark direction in fig. 2 is the lubricating oil flowing direction).
In addition to the embodiments described above, other embodiments of the invention are possible. All technical schemes formed by equivalent substitution or equivalent transformation fall within the protection scope of the invention.
Claims (7)
1. A direct-connection transmission disc separator is characterized in that: the variable-frequency direct-drive motor (5) is connected with the transmission part (10) through a coupling (17), a lubricating module (7) is arranged in the base (3), and the lubricating module (7) is connected with the transmission part (10) through a circulating oil way; the transmission part (10) mainly comprises a bearing seat (11), a buffer seat (12), buffer rubber, a bearing and an oil retaining ring, wherein the buffer seat (12) is fixed on the machine base (3) through bolts, the bearing seat (11) is connected with a vertical shaft (21) through an upper bearing (20) and a lower bearing (23), the upper end of the vertical shaft (21) is connected with the rotary drum (2), the bearing seat (11) is connected with the buffer seat (12) through a connecting shaft (14), and an oil retaining labyrinth (19) and an oil retaining ring (18) are arranged above the upper bearing (20) on the bearing seat (11); a stepped shaft hole is formed in one side of the buffer seat (12), a stepped connecting shaft (14) is arranged in the stepped shaft hole, radial buffer rubber (13) is sleeved outside the connecting shaft (14), an L-shaped right-angle groove is formed in the other side of the buffer seat (12), and axial buffer rubber (22) is arranged in the L-shaped right-angle groove; the machine seat (3) is connected with the bracket (4) through bolts, and a shock pad (6) is arranged between the machine seat (3) and the bracket (4); the machine seat (3) is provided with a heat radiation opening, a shutter (8) is arranged in the heat radiation opening, and a heat radiation fin (9) is arranged at the position, located at the shutter (8), of the outer side of the machine seat (3).
2. The direct drive disk separator as set forth in claim 1 wherein: the oil retaining labyrinth (19) is internally provided with a labyrinth oil passage, the upper end of the labyrinth oil passage is provided with an oil inlet, the lower end of the labyrinth oil passage is provided with an oil outlet, the oil inlet is connected with an oil inlet pipe, and the oil outlet faces the inner cavity of the bearing seat (11).
3. The direct drive disk separator as set forth in claim 2 wherein: a first oil return groove is formed in the lower end face of the buffer seat (12), the first oil return groove is arranged along the circumferential direction, a first oil return hole is formed in the side wall of the first oil return groove, the first oil return hole is connected with an oil return pipe, and an outlet of the oil return pipe faces the oil tank (26).
4. A direct drive disc separator as defined in claim 3, wherein: the lubricating module (7) comprises an oil tank (26), an oil return monitoring probe (25) and a quantitative pump (24), wherein the oil tank (26) is communicated with an oil inlet pipe (27) of the transmission part (10) through an oil pipe and the quantitative pump (24), an interlayer is arranged in the oil tank (26), a through hole is formed in the interlayer, and the oil return monitoring probe (25) is arranged above the through hole.
5. The direct drive disc separator of claim 4, wherein: the variable-frequency direct-drive motor (5) is a permanent magnet motor or an asynchronous motor, and a driving shaft of the variable-frequency direct-drive motor (5) is connected with a vertical shaft (21) of the transmission component (10) through a coupling (17), an elastic connecting block (16) and a connecting disc (15).
6. The direct drive disc separator of claim 5, wherein: the connecting disc (15) mainly comprises an upper disc body and a lower disc body, the upper disc body is fixedly connected with the lower disc body through bolts, the upper disc body is sleeved at the lower end of the vertical shaft (21), a second oil return groove which is circumferentially arranged is formed in the upper end face of the upper disc body, a plurality of second oil return holes which are circumferentially uniformly distributed are formed in the side wall of the second oil return groove, and the second oil return holes are arranged towards the first oil return groove; the lower end face of the lower disc body is provided with a connecting shaft which extends downwards and vertically.
7. The direct drive disc separator of claim 6, wherein: the coupling (17) is provided with a stepped groove, a driving shaft of the variable frequency direct-drive motor (5) is arranged in the stepped groove, an elastic connecting block (16) is arranged at the upper end of the stepped groove, the elastic connecting block (16) is sleeved at the large end of the driving shaft of the variable frequency direct-drive motor (5), and a cylindrical shaft hole matched with the connecting shaft is formed in one side of the elastic connecting block (16).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910891315.2A CN110586346B (en) | 2019-09-20 | 2019-09-20 | Direct-connection transmission disc type separator |
Applications Claiming Priority (1)
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CN201910891315.2A CN110586346B (en) | 2019-09-20 | 2019-09-20 | Direct-connection transmission disc type separator |
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CN110586346A CN110586346A (en) | 2019-12-20 |
CN110586346B true CN110586346B (en) | 2024-03-29 |
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CN201910891315.2A Active CN110586346B (en) | 2019-09-20 | 2019-09-20 | Direct-connection transmission disc type separator |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH301079A (en) * | 1950-09-22 | 1954-08-31 | Krantz H Fa | Device on a centrifugal machine to support the drum housing on solid supports. |
US6579218B1 (en) * | 1998-09-25 | 2003-06-17 | Analytical Engineering, Inc. | Centrifugal filter utilizing a partial vacuum condition to effect reduced air drag on the centrifuge rotor |
CN201006491Y (en) * | 2006-12-05 | 2008-01-16 | 上海安亭科学仪器厂 | Structure of over-speed refrigerated centrifuge |
CN101342516A (en) * | 2008-06-23 | 2009-01-14 | 薛晓宁 | Flat belt driven dish type splitter |
CN201603625U (en) * | 2010-02-21 | 2010-10-13 | 肖海 | Lubricating oil self-circulation disc type separator |
CN208194692U (en) * | 2018-03-29 | 2018-12-07 | 南京五创机械制造有限公司 | A kind of disk centrifuge from buffering |
CN211275049U (en) * | 2019-09-20 | 2020-08-18 | 南京中船绿洲机器有限公司 | Direct-connection transmission disc type separator |
-
2019
- 2019-09-20 CN CN201910891315.2A patent/CN110586346B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH301079A (en) * | 1950-09-22 | 1954-08-31 | Krantz H Fa | Device on a centrifugal machine to support the drum housing on solid supports. |
US6579218B1 (en) * | 1998-09-25 | 2003-06-17 | Analytical Engineering, Inc. | Centrifugal filter utilizing a partial vacuum condition to effect reduced air drag on the centrifuge rotor |
CN201006491Y (en) * | 2006-12-05 | 2008-01-16 | 上海安亭科学仪器厂 | Structure of over-speed refrigerated centrifuge |
CN101342516A (en) * | 2008-06-23 | 2009-01-14 | 薛晓宁 | Flat belt driven dish type splitter |
CN201603625U (en) * | 2010-02-21 | 2010-10-13 | 肖海 | Lubricating oil self-circulation disc type separator |
CN208194692U (en) * | 2018-03-29 | 2018-12-07 | 南京五创机械制造有限公司 | A kind of disk centrifuge from buffering |
CN211275049U (en) * | 2019-09-20 | 2020-08-18 | 南京中船绿洲机器有限公司 | Direct-connection transmission disc type separator |
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