CN112973975B - High-speed centrifuge is used in laboratory of self-cleaning filtration separation - Google Patents
High-speed centrifuge is used in laboratory of self-cleaning filtration separation Download PDFInfo
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- CN112973975B CN112973975B CN202110207045.6A CN202110207045A CN112973975B CN 112973975 B CN112973975 B CN 112973975B CN 202110207045 A CN202110207045 A CN 202110207045A CN 112973975 B CN112973975 B CN 112973975B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B5/00—Other centrifuges
- B04B5/04—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers
- B04B5/0407—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers for liquids contained in receptacles
- B04B5/0414—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers for liquids contained in receptacles comprising test tubes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B15/00—Other accessories for centrifuges
- B04B15/06—Other accessories for centrifuges for cleaning bowls, filters, sieves, inserts, or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B7/00—Elements of centrifuges
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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
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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
- B04B9/08—Arrangement or disposition of transmission gearing ; Couplings; Brakes
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Abstract
The invention discloses a high-speed centrifuge for a self-cleaning filtering and separating laboratory, which comprises a centrifuge and a cover arranged on the centrifuge, wherein the centrifuge is provided with a centrifuge bin, a high-speed rotating shaft is arranged in the centrifuge bin, the high-speed rotating shaft is connected with a centrifuge turntable, an inwards concave placing cavity is arranged in the centrifuge turntable, the side surface of the placing cavity adopts an inclined annular inclined surface, a plurality of placing holes are uniformly formed in the annular inclined surface, and centrifuge tubes are obliquely placed in the placing holes; a cover plate is detachably mounted at the top of the centrifugal turntable, a plurality of inclined mounting holes are symmetrically formed in the cover plate, the mounting holes correspond to the placing holes one by one, and a separation and suction device is fixedly mounted in each mounting hole; the placing cavity is fixedly provided with a cleaning device. After the cover plate is detached, centrifuge tubes are symmetrically placed into the placing holes, then the cover plate is covered, the centrifuge tubes are fixed, and the high-speed rotating shaft drives the centrifuge turntable to rotate at high speed so as to realize centrifugal operation.
Description
Technical Field
The invention relates to the technical field of high-speed centrifuges for laboratories, in particular to a high-speed centrifuge for laboratories, which is capable of filtering and separating automatically.
Background
The high-speed centrifugal machine is widely used in scientific research, education and production departments of biology, chemistry, medicine and the like, and is suitable for quickly separating and synthesizing trace samples by separating components in liquid and solid particles or liquid mixtures by utilizing strong centrifugal force generated by high-speed rotation of a rotor.
The current high speed centrifuge need take out centrifugal carousel alone after centrifugal treatment to solution to in the centrifuge tube in proper order separates, and the treatment effeciency is lower, simultaneously in centrifugal operation, can still remain partial liquid on centrifugal storehouse inner wall, needs the manual work to clear up, and we propose a high speed centrifuge for laboratory of self-cleaning filtration separation for this reason and be used for solving above-mentioned problem.
Disclosure of Invention
The invention aims to provide a high-speed centrifuge for a self-cleaning filtration and separation laboratory, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a high-speed centrifuge for a self-cleaning filtering and separating laboratory comprises a centrifuge and a cover arranged on the centrifuge, wherein a centrifuge bin is arranged on the centrifuge, a high-speed rotating shaft is arranged in the centrifuge bin, a centrifugal turntable is connected to the high-speed rotating shaft, an inwards-concave placing cavity is arranged in the centrifugal turntable, an inclined annular inclined plane is adopted on the side surface of the placing cavity, a plurality of placing holes are uniformly formed in the annular inclined plane, and a centrifuge tube is obliquely placed in the placing holes;
a cover plate is detachably mounted at the top of the centrifugal turntable, a plurality of inclined mounting holes are symmetrically formed in the cover plate, the mounting holes correspond to the placing holes one by one, and a separation and suction device is fixedly mounted in each mounting hole;
the separation and suction device comprises a negative pressure cavity which is arranged at the top of the cover plate and is of an annular structure, a pump is communicated in the negative pressure cavity, the other end of the negative pressure cavity is connected with a telescopic pipe component through a pipeline, the telescopic pipe component is fixedly arranged in the mounting hole and comprises an outer pipe and an inner pipe which is movably telescopic in the outer pipe, and the inner pipe movably extends into the centrifugal pipe;
the cleaning device is fixedly arranged in the placing cavity and comprises a driving ring, a plurality of symmetrically arranged rotating drums are respectively arranged on the driving ring, and brushes are fixedly connected to the rotating drums.
Preferably, an installation cylinder is fixedly connected to the center of the top of the centrifugal turntable, the installation cylinder is sleeved on the high-speed rotating shaft, positioning pins extending outwards are symmetrically connected to the side face of the high-speed rotating shaft, vertical positioning grooves are uniformly formed in the inner wall of the installation cylinder, and the positioning pins are movably clamped in the positioning grooves.
Preferably, a threaded hole is formed in the middle of the cover plate, a sleeve penetrates through the threaded hole through a threaded structure, and the lower portion of the sleeve extends into the placing cavity and is connected with a thread arranged at the top of the high-speed rotating shaft.
Preferably, the placing hole penetrates through the side wall of the centrifugal turntable in an inclined mode, and an opening at the inner end of the placing hole is fixedly connected with the sealing ring.
Preferably, the outer pipe is fixedly connected with the inner wall of the mounting hole, an annular hydraulic cavity is formed in the inner wall of the outer pipe, the inner end part of the inner pipe is movably inserted into the hydraulic cavity, the inner end part of the inner pipe is fixedly connected with a piston block, the hydraulic cavities at the two ends of the piston block are communicated with a first injection port and a second injection port, and the first injection port and the second injection port are respectively communicated with a hydraulic pump.
Preferably, the piston block adopts the loop configuration of rubber material, is that the seal structure activity is located the hydraulic pressure intracavity, waterproof circle is installed to the outer end opening part in hydraulic pressure chamber, waterproof circle and inner tube movable contact.
Preferably, the bottom of the driving ring is provided with an annular limiting groove, a plurality of balls are slidably clamped in the limiting groove, the balls are rotatably mounted at the tops of the supporting columns, the balls correspond to the supporting columns one by one, the supporting columns are symmetrically distributed and mounted on the base, and the base is rotatably mounted at the bottom of the centrifugal bin;
the outer side surface of the driving ring is provided with an annular tooth groove, a gear is meshed on the tooth groove, and the gear is driven by a motor fixedly arranged on the base.
Preferably, the base is annular structure, and the base passes through internal tooth slewing bearing and installs in centrifugal storehouse bottom, wherein internal tooth slewing bearing's outer lane and centrifugal storehouse bottom rigid coupling, internal tooth slewing bearing's inner circle top and base rigid coupling, and the internal circle of internal tooth slewing bearing has meshed the pinion, the pinion passes through motor drive.
Preferably, a plurality of driving teeth are annularly distributed at the top of the driving ring, the driving teeth extend upwards, a plurality of rotary drums are symmetrically sleeved on the driving ring, oblique tooth grooves are formed in inner rings of the rotary drums, and the driving teeth on the driving ring are sequentially clamped into the oblique tooth grooves in the inner rings of the rotary drums.
Preferably, an annular limiting groove is formed in the middle of the rotary drum, a shifting piece extending upwards is mounted on the base, and the shifting piece is clamped into the limiting groove in a sliding mode.
Compared with the prior art, the invention has the beneficial effects that:
according to the centrifugal tube, the cover plate and the centrifugal turntable can be disassembled and assembled by rotating the sleeve, after the cover plate is disassembled, centrifugal tubes are placed into the placing holes in a symmetrical mode, then the cover plate is covered, and the centrifugal tubes are fixed. After the apron is pulled down, be the symmetry formula and to placing downthehole centrifuge tube of putting into, then cover the apron, it is fixed with the centrifuge tube, drive the high-speed rotation of centrifugal carousel and realize centrifugal operation through high-speed pivot.
After centrifugal treatment, the cover is opened, hydraulic oil is injected into the first injection port by using the centrifugal pump, and the inner pipe is driven to extend out and extend into the centrifugal pipe. Utilize the pump can be with partial solution suction in the centrifuge tube to the negative pressure intracavity this moment, in order to avoid going on the solid absorption of centrifuge tube bottom, the length of this inner tube will be less than the length of centrifuge tube, guarantee can absorb partial solution can to reduce the time of later stage separation, improve separation efficiency.
When the gear rotates under the drive of the motor, the driving ring can be driven to rotate, the driving teeth are clamped in the inclined tooth grooves on the inner ring of the rotary drum, the rotary drum rotates under the drive of the driving teeth, and the inner wall of the centrifugal bin is cleaned through the hairbrush.
Drawings
FIG. 1 is a schematic diagram of an explosive structure according to the present invention;
FIG. 2 is a schematic view of the structure of the centrifugal turntable and the cover plate in the present invention;
FIG. 3 is a cross-sectional view of a centrifugal rotor and cover plate according to the present invention;
FIG. 4 is a schematic view of the separation and suction device of the present invention;
FIG. 5 is a schematic view of a cleaning apparatus according to the present invention;
FIG. 6 is an exploded view of a cleaning apparatus according to the present invention;
FIG. 7 is a schematic view of the structure of the drum of the present invention;
in the figure: 1 centrifugal equipment, 101 machine covers, 102 centrifugal bins, 103 high-speed rotating shafts, 103a positioning pins and 103b threads;
2, a centrifugal turntable, a 201 placing cavity, a 202 annular inclined plane, a 203 placing hole, a 203a sealing ring, a 204 mounting cylinder and a 204a positioning groove;
3, cover plate, 301 threaded hole, 302 sleeve;
4, separation and suction device: 41 negative pressure chamber, 42 pump, 43 tubing, 44 telescoping tube assembly: an outer pipe 441, a hydraulic cavity 441a, a first injection port 441b, a second injection port 441c, a waterproof ring 441d, an inner pipe 442, and a piston block 442 a;
5, cleaning device: 51 drive ring, 5101 tooth groove, 52 base, 5201 plectrum, 53 support column, 5301 ball, 54 gear, 55 motor, 56 drive tooth, 57 rotary drum, 5701 skewed tooth groove and 5702 limit groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a self-cleaning filtering separation's high-speed centrifuge is used in laboratory, includes centrifugal apparatus 1 and the cover 101 of setting on centrifugal apparatus 1, has a centrifugal storehouse 102 on the centrifugal apparatus 1, and centrifugal storehouse 102 is inside to be provided with high-speed pivot 103, is connected with centrifugal carousel 2 on the high-speed pivot 103, and this centrifugal apparatus 1 can directly adopt the high-speed centrifuge among the prior art, drives centrifugal carousel 2 high-speed rotations and realizes centrifugal operation through high-speed pivot 103. Wherein, the center of the top of the centrifugal turntable 2 is fixedly connected with an installation tube 204, the installation tube 204 is sleeved on the high-speed rotating shaft 103, the side surface of the high-speed rotating shaft 103 is symmetrically connected with positioning pins 103a which extend outwards, the inner wall of the installation tube 204 is uniformly provided with vertical positioning grooves 204a, and the positioning pins 103a are movably clamped in the positioning grooves 204 a.
As shown in fig. 2-3, an inwards concave placing cavity 201 is arranged in the centrifugal turntable 2, an inclined annular inclined plane 202 is adopted on the side surface of the placing cavity 201, a plurality of placing holes 203 are uniformly formed in the annular inclined plane 202, and centrifugal tubes are obliquely placed in the placing holes 203; the placing hole 203 penetrates through the side wall of the centrifugal turntable 2 in an inclined mode, and the inner end opening of the placing hole 203 is fixedly connected with a sealing ring 203 a.
Apron 3 of 2 top demountable installation of centrifugal carousel, wherein, 3 middle parts of apron have seted up threaded hole 301, run through helicitic texture in the threaded hole 301 and be provided with sleeve 302, sleeve 302 below extends to and places in the chamber 201, and be connected with the screw thread 103b that high-speed pivot 103 top set up, through rotatory sleeve 302, alright with realize the dismouting between apron 3 and the centrifugal carousel 2, when apron 3 back of pulling down, it puts into the centrifuging tube to placing hole 203 to be the symmetry formula, then cover 3 with the apron, it is fixed with the centrifuging tube.
As shown in fig. 3-4, a plurality of inclined mounting holes are symmetrically formed in the cover plate 3, the mounting holes correspond to the placing holes 203 one by one, and the separating and sucking devices 4 are fixedly mounted in the mounting holes:
the separation and suction device 4 comprises a negative pressure cavity 41 with a ring structure and arranged on the top of the cover plate 3, a pump 42 is communicated in the negative pressure cavity 41, the other end of the negative pressure cavity 41 is connected with an extension tube assembly 44 through a pipeline 43, the extension tube assembly 44 is fixedly arranged in the mounting hole, the extension tube assembly 44 comprises an outer tube 441 and an inner tube 442 movably extending in the outer tube 441, and the inner tube 442 movably extends into the centrifugal tube.
The outer tube 441 is fixedly connected with the inner wall of the mounting hole, an annular hydraulic cavity 441a is formed in the inner wall of the outer tube 441, the inner end of the inner tube 442 is movably inserted into the hydraulic cavity 441a, the inner end of the inner tube 442 is fixedly connected with a piston block 442a, the hydraulic cavities 441a at two ends of the piston block 442a are communicated with a first injection port 441b and a second injection port 441c, and the first injection port 441b and the second injection port 441c are respectively communicated with a hydraulic pump.
The hydraulic pump may be connected to the first inlet 441b and the second inlet 441c in an external manner, thereby preventing the balance of the centrifugal apparatus 1 from being affected when the hydraulic pump is placed therein. After the centrifugal treatment, the cover 101 is opened, hydraulic oil is injected into the first injection port 441b by the centrifugal pump, and the inner tube 442 is driven to extend into the centrifugal tube. Utilize the pump 42 can be with partial solution suction in the centrifuge tube to negative pressure chamber 41 this moment, in order to avoid going up the solid adsorption of centrifuge tube bottom, the length of this inner tube 442 will be less than the length of centrifuge tube, guarantee can absorb partial solution can to reduce the time of later stage separation, improve separation efficiency. When the centrifugal pump injects oil into the second injection port 441c, the inner tube 442 can be driven to contract into the outer tube 441, and normal centrifugal operation is not affected.
Further, the piston block 442a is of an annular structure made of rubber, and is movably located in the hydraulic cavity 441a in a sealing structure, a waterproof ring 441d is installed at an opening at the outer end of the hydraulic cavity 441a, the waterproof ring 441d is in movable contact with the inner tube 442, and the waterproof ring 441d is arranged at the joint of the outer tube 441 and the inner tube 442, so that the absorbed solution can be prevented from entering the hydraulic cavity 441 a.
The cleaning device 5 is fixedly installed in the placing cavity 201, the cleaning device 5 comprises a driving ring 51, a plurality of symmetrically arranged rotating drums 57 are respectively arranged on the driving ring 51, and brushes are fixedly connected to the rotating drums 57.
An annular limiting groove is formed in the bottom of the driving ring 51, a plurality of balls 5301 are slidably clamped in the limiting groove, the balls 5301 are rotatably mounted at the top of the supporting column 53, the balls 5301 correspond to the supporting column 53 one by one, the supporting columns 53 are symmetrically distributed and mounted on the base 52, and the base 52 is rotatably mounted at the bottom of the centrifugal bin 102;
the outer side surface of the driving ring 51 is provided with an annular tooth groove 5101, the tooth groove 5101 is engaged with a gear 54, and the gear 54 is driven by a motor 55 fixedly arranged on the base 52.
In order to facilitate the base 52 to rotate in the centrifugal bin 102 within a small range, the base 52 is of an annular structure, and the base 52 is mounted at the bottom of the centrifugal bin 102 through an internal tooth slewing bearing, wherein an outer ring of the internal tooth slewing bearing is fixedly connected with the bottom of the centrifugal bin 102, the top of an inner ring of the internal tooth slewing bearing is fixedly connected with the base 52, and a pinion is meshed with an inner ring of the internal tooth slewing bearing and is driven by a motor.
A plurality of driving teeth 56 are annularly distributed on the top of the driving ring 51, the driving teeth 56 extend upwards, a plurality of rotary drums 57 are sleeved on the driving ring 51 in a symmetrical mode, inclined tooth grooves 5701 are formed in inner rings of the rotary drums 57, the driving teeth 56 on the driving ring 51 are sequentially clamped into the inclined tooth grooves 5701 in the inner rings of the rotary drums 57, when the gear 54 is driven by the motor 55 to rotate, the driving ring 51 can be driven to rotate, the driving teeth 56 are clamped into the inclined tooth grooves 5701 in the inner rings of the rotary drums 57, the rotary drum 57 also rotates under the driving of the driving teeth 56, and the inner wall of the centrifugal bin 102 is cleaned through a hairbrush.
An annular limiting groove 5702 is formed in the middle of the rotary drum 57, an upward extending shifting piece 5201 is mounted on the base 52, and the shifting piece 5201 is clamped into the limiting groove 5702 in a sliding mode.
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 (7)
1. The utility model provides a high-speed centrifuge is used in self-cleaning filtration's laboratory, includes centrifugal apparatus (1) and cover (101) of setting on centrifugal apparatus (1), centrifugal apparatus (1) is last to have one centrifugal storehouse (102), centrifugal storehouse (102) inside is provided with high-speed pivot (103), its characterized in that: the centrifugal rotating disc (2) is connected to the high-speed rotating shaft (103), an inwards concave placing cavity (201) is arranged in the centrifugal rotating disc (2), an inclined annular inclined plane (202) is adopted on the side surface of the placing cavity (201), a plurality of placing holes (203) are uniformly formed in the annular inclined plane (202), and centrifugal tubes are obliquely placed in the placing holes (203);
a cover plate (3) is detachably mounted at the top of the centrifugal turntable (2), a plurality of inclined mounting holes are symmetrically formed in the cover plate (3), the mounting holes correspond to the placing holes (203) one by one, and separating and sucking devices (4) are fixedly mounted in the mounting holes;
the separation and suction device (4) comprises a negative pressure cavity (41) which is arranged at the top of the cover plate (3) and has an annular structure, a pump (42) is communicated in the negative pressure cavity (41), the other end of the negative pressure cavity (41) is connected with a telescopic pipe assembly (44) through a pipeline (43), the telescopic pipe assembly (44) is fixedly arranged in the mounting hole, the telescopic pipe assembly (44) comprises an outer pipe (441) and an inner pipe (442) which is movably telescopic in the outer pipe (441), and the inner pipe (442) movably extends into the centrifugal pipe;
a cleaning device (5) is fixedly arranged in the placing cavity (201), the cleaning device (5) comprises a driving ring (51), a plurality of rotating drums (57) which are symmetrically arranged are respectively arranged on the driving ring (51), and brushes are fixedly connected to the rotating drums (57);
an annular limiting groove is formed in the bottom of the driving ring (51), a plurality of balls (5301) are clamped in the limiting groove in a sliding mode, the balls (5301) are rotatably installed at the top of the supporting column (53), the balls (5301) correspond to the supporting column (53) one by one, the supporting column (53) are symmetrically distributed and installed on the base (52), and the base (52) is rotatably installed at the bottom of the centrifugal bin (102);
an annular tooth groove (5101) is formed in the outer side surface of the driving ring (51), a gear (54) is meshed with the tooth groove (5101), and the gear (54) is driven by a motor (55) fixedly mounted on the base (52);
a plurality of driving teeth (56) are annularly distributed at the top of the driving ring (51), the driving teeth (56) extend upwards, a plurality of rotary drums (57) are symmetrically sleeved on the driving ring (51), oblique tooth grooves (5701) are formed in inner rings of the rotary drums (57), and the driving teeth (56) on the driving ring (51) are sequentially clamped into the oblique tooth grooves (5701) in the inner rings of the rotary drums (57);
an annular limiting groove (5702) is formed in the middle of the rotary drum (57), a shifting piece (5201) extending upwards is mounted on the base (52), and the shifting piece (5201) is clamped into the limiting groove (5702) in a sliding mode.
2. The high-speed centrifuge for self-cleaning filtration and separation laboratory according to claim 1, wherein: an installation barrel (204) is fixedly connected to the center of the top of the centrifugal turntable (2), the installation barrel (204) is sleeved on the high-speed rotating shaft (103), outwards extending positioning pins (103a) are symmetrically connected to the side face of the high-speed rotating shaft (103), vertical positioning grooves (204a) are uniformly formed in the inner wall of the installation barrel (204), and the positioning pins (103a) are movably clamped in the positioning grooves (204 a).
3. The high-speed centrifuge for self-cleaning filtration and separation laboratory according to claim 2, wherein: threaded hole (301) is seted up at apron (3) middle part, run through helicitic texture in threaded hole (301) and be provided with sleeve (302), sleeve (302) below extends to and places in chamber (201) to be connected with screw thread (103b) that high-speed pivot (103) top set up.
4. The high-speed centrifuge for self-cleaning filtration and separation laboratory according to claim 1, wherein: the placing hole (203) penetrates through the side wall of the centrifugal turntable (2) in an inclined mode, and the opening of the inner end of the placing hole (203) is fixedly connected with a sealing ring (203 a).
5. The high-speed centrifuge for self-cleaning filtration and separation laboratory according to claim 1, wherein: the outer pipe (441) is fixedly connected with the inner wall of the mounting hole, an annular hydraulic cavity (441a) is formed in the inner wall of the outer pipe (441), the inner end portion of the inner pipe (442) is movably inserted into the hydraulic cavity (441a), the inner end portion of the inner pipe (442) is fixedly connected with a piston block (442a), the hydraulic cavities (441a) at two ends of the piston block (442a) are communicated with a first injection port (441b) and a second injection port (441c), and the first injection port (441b) and the second injection port (441c) are respectively communicated with a hydraulic pump.
6. The high-speed centrifuge for self-cleaning filtration-separation laboratory according to claim 5, wherein: the piston block (442a) is of an annular structure made of rubber, is movably located in the hydraulic cavity (441a) in a sealing structure mode, a waterproof ring (441d) is installed at an opening of the outer end of the hydraulic cavity (441a), and the waterproof ring (441d) is movably contacted with the inner pipe (442).
7. The high-speed centrifuge for self-cleaning filtration and separation laboratory according to claim 1, wherein: base (52) are ring structure, and base (52) are installed in centrifugation storehouse (102) bottom through internal tooth slewing bearing, and wherein internal tooth slewing bearing's outer lane and centrifugation storehouse (102) bottom rigid coupling, internal tooth slewing bearing's inner circle top and base (52) rigid coupling, and the internal ring of internal tooth slewing bearing goes up the meshing and has the pinion, the pinion passes through motor drive.
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| CN113617542B (en) * | 2021-07-28 | 2023-04-18 | 上海乐纯生物技术有限公司 | Centrifugal device for separating and preparing biological samples |
| CN114226079A (en) * | 2021-12-19 | 2022-03-25 | 赵春玲 | Precooling rotor replacement type high-speed refrigerated centrifuge in advance |
| CN114522810B (en) * | 2022-04-24 | 2022-08-16 | 智享生物(苏州)有限公司 | High-stability cell centrifuge for gene detection |
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| CN101479045A (en) * | 2006-05-23 | 2009-07-08 | 爱朋多夫公司 | Lid for closing a centrifuge rotor |
| CN101269355A (en) * | 2007-03-20 | 2008-09-24 | 日立工机株式会社 | Rotor for centrifuge and centrifuge |
| CN208912320U (en) * | 2016-02-26 | 2019-05-31 | 工机控股株式会社 | Rotor and centrifuge |
| CN106269302A (en) * | 2016-08-08 | 2017-01-04 | 安徽惠恩生物科技股份有限公司 | Cell centrifugation extraction machine is used in a kind of experiment |
| CN106771279A (en) * | 2016-12-06 | 2017-05-31 | 宋连芳 | A kind of pathological diagnosis automatic staining analytical equipment |
| CN110997153A (en) * | 2017-06-21 | 2020-04-10 | 埃佩多夫股份公司 | Centrifuge rotor with seal |
| CN211436624U (en) * | 2019-09-23 | 2020-09-08 | 江西犇牛医药化工有限公司 | Centrifugal machine for difluorobenzyl alcohol production |
| CN112275455A (en) * | 2020-10-12 | 2021-01-29 | 广州爱索达生物医药技术有限公司 | Exosome particle screening device based on ultracentrifugation technology |
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