CN110090710A - A kind of grinding centrifugation all-in-one machine - Google Patents

A kind of grinding centrifugation all-in-one machine Download PDF

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Publication number
CN110090710A
CN110090710A CN201910395042.2A CN201910395042A CN110090710A CN 110090710 A CN110090710 A CN 110090710A CN 201910395042 A CN201910395042 A CN 201910395042A CN 110090710 A CN110090710 A CN 110090710A
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China
Prior art keywords
centrifugation
shaft
grinding
adapter
support cavity
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Granted
Application number
CN201910395042.2A
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Chinese (zh)
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CN110090710B (en
Inventor
高神骏
高其康
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Zhejiang University ZJU
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Zhejiang University ZJU
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Priority to CN201910395042.2A priority Critical patent/CN110090710B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C19/00Other disintegrating devices or methods
    • B02C19/16Mills provided with vibrators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating

Abstract

The present invention discloses a kind of grinding centrifugation all-in-one machine, including grinding assembly and centrifugation component;Grinding assembly includes: support cavity;The support cavity gland being detachably fastenedly connected with support cavity;Vertically arranged tubular drive shaft, top are fixedly connected with the bottom center of support cavity;First motor connect with tubular drive shaft and tubular drive shaft is driven to vibrate up and down;Being centrifuged component includes: centrifugation shaft, penetrates tubular drive shaft and through support cavity and free to rotate;It is centrifuged adapter, is installed in support cavity by pressure-loaded bearing, centrifugation shaft is passed through by the centrifugation adapter center, with centrifugation shaft rotation when centrifugation adapter can be slided up and down, be centrifuged along centrifugation shaft in grinding;Second motor connect driving centrifugation shaft rotation with centrifugation shaft bottom.The present invention can a step accomplish for solid sample to be put in the carrier of liquid and finally can get containing the substance for being dissolved in liquid, greatly simplify sample process process, save the sample process time, improve efficiency.

Description

A kind of grinding centrifugation all-in-one machine
Technical field
The present invention relates to a kind of use for laboratory equipment, and in particular to a kind of grinding centrifugation all-in-one machine.
Background technique
When people want from when obtaining the substance dissolved in liquid in solid sample it is necessary to solid sample is ground as far as possible Sample, then the substance insoluble in liquid is centrifuged in abundant homogenate again in a liquid, and the substance being dissolved in liquid is mentioned Take out, to complete these work, in current existing instrument and equipment otherwise can only accomplish to grind homogenate equipment or can only The food apparatus for accomplishing centrifugation is that can accomplish to be put in solid sample in the carrier of liquid finally with a step without a kind of equipment It can get containing the substance for being dissolved in liquid.
For example, the Chinese utility model patent that notification number is CN 208161861U discloses a kind of centrifuge, including centrifugation The strainer that the intrinsic shape of centrifuge is cylinder and upper opening, the strainer and centrifuge ontology is arranged in machine ontology Between be provided with and strainer along the length direction of strainer on the side wall that is located in cavity there are cavity, the centrifuge ontology Highly identical vertical tube is provided with several high-pressure nozzles for spraying water to the lateral wall of strainer, the centrifugation on the vertical tube The scrub body of the mesh for scrubbing strainer is provided on the side wall that machine ontology is located in cavity.Notification number is CN The Chinese utility model patent of 207534607U discloses a kind of grinder, its key points of the technical solution are that: including rack, place Rack gear is arranged on placing groove internal groove side wall in slot, lower abrasive disk, is provided with the first connecting column on lower abrasive disk, on the first connecting column It is provided with sun gear, several planetary gears being meshed with sun gear and gear ring, planet tooth are provided on lower abrasive disk It is provided with putting hole on wheel, mounting rack is provided on rack top surface, cylinder is provided on mounting rack, is set on cylinder piston boom end Be equipped with top lap, in the first connecting column rotation process, sun gear is rotated therewith, at the same time, planetary gear around Self-axis line carry out automatic, and several planetary gears revolve around the axial line of the first connecting column.
Summary of the invention
The present invention provides a kind of multisample grinding centrifuge, can a step accomplish for solid sample to be put in the carrier of liquid It finally can get containing the substance for being dissolved in liquid, greatly simplify sample process process, save the sample process time, improve effect Rate.
A kind of grinding centrifugation all-in-one machine, including grinding assembly and centrifugation component;The grinding assembly includes:
Support cavity;
The support cavity gland being detachably fastenedly connected with the support cavity;
Vertically arranged tubular drive shaft, top are fixedly connected with the bottom center of the support cavity;
First motor connect with the tubular drive shaft and the tubular drive shaft is driven to vibrate up and down;
The centrifugation component includes:
It is centrifuged shaft, penetrates the tubular drive shaft and through the support cavity and free to rotate;
It is centrifuged adapter, is installed in the support cavity by pressure-loaded bearing, the centrifugation shaft is by the centrifugation adapter Center passes through, with centrifugation shaft rotation when centrifugation adapter is slided up and down, is centrifuged along centrifugation shaft in grinding;
Second motor connect the driving centrifugation shaft rotation with the centrifugation shaft bottom.
Sample tube to be processed is put into centrifugation adapter, is generated first by grinding assembly by first motor and eccentric wheel High-frequency vibration up and down, the sample in sample tube is ground into homogenate, then drives centrifugation suitable by centrifugation shaft by the second motor Orchestration high speed rotation makes sample in sample tube because centrifugation generates separation of solid and liquid, reaches grinding, homogenate, one step of centrifuge separation arrive Position, the efficiency greatly improved.
It is a kind of preferred with centrifugation shaft rotation when centrifugation adapter is slided up and down, is centrifuged along centrifugation shaft in grinding Connection type, it is described to be centrifuged the first convex-concave tooth socket parallel with shaft axis is centrifuged with extending direction in shaft, the centrifugation With the second concave-convex tooth socket for coupling and being slidably matched with the first convex-concave tooth socket on the center bore inner wall of adapter.
The coupled modes of first concave-convex tooth socket and the second concave-convex tooth socket are as follows: the first concave-convex tooth socket and the second concave-convex tooth socket wrap Include the double wedge and groove being spaced apart;Matching grooves of the double wedge of first concave-convex tooth socket and the second concave-convex tooth socket and can up and down relatively Sliding.
When grinding, first motor starting, centrifugation adapter with support cavity together with up and down high-frequency vibration, be centrifuged adapter edge Centrifugation shaft slides up and down, and the cooperation of two concave-convex tooth sockets does not influence to be centrifuged adapter sliding up and down along centrifugation shaft.When centrifugation, Second electric motor starting, the cooperation of two concave-convex tooth sockets make centrifugation adapter can be with centrifugation shaft rotation.
Preferably, the centrifugation adapter includes:
It can be rotated ontology, described can be rotated is symmetrical arranged sample tube accommodating chamber in ontology, the centrifugation shaft is vertically communicated This can be rotated body central;
With the matched sample tube of sample tube accommodating chamber;
And it can be rotated the matched adapter gland of bodies top with described.
It is further preferred that two sample tube accommodating chambers are arranged as symmetry axis to be centrifuged shaft in described can be rotated in ontology; The bottom of sample tube accommodating chamber is sloped downwardly close to centrifugation shaft one.
It is not parallel that sample tube is put into the top cover upper planar surface of sample tube and adapter pressure cover upper planar surface after accommodating chamber.
It is further preferred that the sample tube is 96 pipe sample planes;The top cover and adapter gland of the 96 pipe sample plane Between briquetting is set, the bottom surface of the briquetting abuts the top cover of 96 pipe sample planes, top surface abuts adapter gland.Using 96 pipe samples This plate further solves the problems, such as multisample while handling.The setting of briquetting solves sample plane may in upper and lower high-frequency vibration The problem of sample tube top cover of appearance is opened.
For ensure the substance in sample tube not because work when leak, further increase the leakproofness of sample tube, it is described Gasket is set between the top cover and nozzle of 96 pipe sample planes.
Preferably, the pressure-loaded bearing includes upper pressure-loaded bearing and lower pressure-loaded bearing, be located at centrifugation adapter it is upper, Lower section;The upper pressure-bearing support is separately connected support cavity gland and adapter gland;The lower pressure-loaded bearing be separately connected from Heart adapter base and support well floor.
Upper and lower pressure-loaded bearing uses ball plane bearing.
Preferably, it is connected between the first motor and tubular drive shaft by eccentric wheel.Tubular drive shaft is driven to drive Support cavity and adapter descend high-frequency vibration on the whole.
Preferably, it is connected between the support cavity gland and support cavity by bolt and fastening nut, it is easy to disassemble.
It preferably, further include the outer case for coating the grinding assembly and being centrifuged component.
Compared with prior art, the invention has the following beneficial effects:
(1) present invention centrifugation shaft concentric using placement in tubular drive shaft, and in centrifugation shaft and centrifugation adapter Between the longitudinal convex-concave tooth socket coupling in contact site, it is ensured that grinding assembly can be completed and centrifugation component descending high frequency on the whole together Movement, and the horizontal rotation of centrifugation adapter can be completed, so that up and down with two horizontal integrations vertical each other at one Solid-liquid centrifugation separation can be completed grind homogenate with reaching sample material after in body.
(2) be located at centrifugation adapter upper and lower setting pressure-loaded bearing, respectively with support cavity gland and support cavity Contacts baseplate, it is ensured that up and down with two horizontal steady integraty to move vertically each other.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of apparatus of the present invention.
Label as shown in the figure is as follows:
1- is centrifuged motor 2- eccentric wheel 3- and grinds motor
4- tubular drive shaft 5- is centrifuged pressure-loaded bearing under shaft 6-
7- supports cavity 8- to be centrifuged adapter 9- adapter gland
10- supports pressure-loaded bearing 12- bolt on cavity gland 11-
13- sample tube 14- briquetting 15- fastening nut
Specific embodiment
As shown in Figure 1, a kind of grinding is centrifuged all-in-one machine, including grinding assembly and centrifugation component.
Grinding assembly includes grinding motor 3, tubular drive shaft 4, support cavity 7 and support cavity gland 10.Support cavity 7 Using cube hollow cavity, gland is configured, is fixedly connected, is convenient for using bolt 12 and fastening nut 15 between gland and cavity Dismounting.The center of the bottom plate and support cavity gland 10 that support cavity 7 is respectively provided with through-hole.Tubular drive shaft 4 is vertically arranged, top With symmetrical flanging, T-shaped pipe, tubular drive shaft 4 and the through-hole in support well floor are coaxial, pass through T shape flange and branch Support well floor is fixedly connected.Tubular drive shaft is driven by grinding motor 3 (first motor), grinds the output shaft and tubulose of motor It is connected between drive shaft by eccentric wheel 2, first motor starting, driving tubular drive shaft drives support cavity high frequency vibrating up and down Dynamic, first motor is fixedly mounted by motor cabinet, the axis of output shaft and the axis perpendicular of tubular drive shaft.
Being centrifuged component includes centrifugation motor 1 (the second motor), centrifugation shaft 4, centrifugation adapter 8, sample tube 14 and briquetting 14.Being centrifuged adapter includes that can be rotated ontology and adapter gland 9, can be rotated ontology and is installed in support cavity 7, can be rotated this It is adapted between body and adapter gland, can be rotated between body bottom portion and support well floor and connected by lower pressure-loaded bearing 6, It is connected between adapter gland top surface and support cavity gland bottom surface by upper pressure-loaded bearing 11, upper pressure-loaded bearing and lower backup rolls It holds and ball plane bearing can be used.Vertical through holes are arranged in the center that can be rotated ontology, and adapter gland center also opens up through-hole, manage Shape drive shaft, the supercentral through-hole of support well floor, the through-hole for supporting cavity gland center, adapter gland center through-hole And rotatably the central through hole of ontology is located on same axis.
It can be rotated in ontology and two sample tube accommodating chambers, the bottom plate of the sample tube accommodating chamber be arranged with central through hole axial symmetry It tilts, i.e., is sloped downwardly close to central through hole one inwardly, sample tube accommodating chamber is inclination cavity.Sample tube 13 uses and appearance The matched 96 pipe sample plane of chamber of receiving, 96 pipe sample planes add gasket, 96 pipe samples between top cover and opening per se with top cover After plate is put into accommodating chamber, top cover is parallel to accommodating chamber bottom plate (not parallel with adapter gland), tilts entire sample plane, sample Briquetting 14 is set in the cavity between the top cover and adapter gland of this plate, and the bottom surface of briquetting 14 is to abut with sample plane top cover Inclined surface, top surface are the horizontal plane abutted with adapter gland bottom surface.
Centrifugation shaft 4 successively penetrates through tubular drive shaft 4, support well floor, the central through hole of adapter, adapter gland With support cavity gland, top is extended to above support cavity gland, bottom end and the output shaft of centrifugation motor are coaxially fixed, and is centrifuged Motor is fixedly mounted by motor cabinet.First motor and the second motor are all made of conventional motor.
It is centrifuged the concave-convex tooth socket of first for being arranged on the outer peripheral surface of shaft and longitudinally extending, the first concave-convex tooth socket includes interval and The double wedge and groove of even distribution, it is parallel with the centrifugation axis of shaft, it can be rotated on body central through-hole inner surface and be arranged the Two concave-convex tooth sockets, the second concave-convex tooth socket include interval and equally distributed double wedge and groove, the double wedge and tooth of the first concave-convex tooth socket The double wedge of slot and the second concave-convex tooth socket interlocks with tooth socket, and mutual double wedge and groove match, and can opposite sliding up and down.Starting When first motor, cavity (including centrifugation adapter) is entirely supported to slide up and down along centrifugation shaft, when starting the second motor, centrifugation Adapter is with centrifugation shaft rotation.
Grinding assembly and centrifugation component can encapsulate in outer case.First motor and the second motor are both secured to outer case pair It answers at position.
The present invention passes through the high-frequency vibration up and down that grinding assembly is generated by motor 3 and eccentric wheel first, by 96 pipe sample planes In sample grind homogenate, then by motor 1 by centrifugation shaft 4 drive centrifugation adapter high speed rotation, make 96 pipe sample planes In sample generate separation of solid and liquid because of centrifugation, reach grinding, homogenate, centrifuge separation settle at one go, the efficiency greatly improved.
The foregoing is merely the specific implementation cases of the invention patent, but the technical characteristic of the invention patent is not limited to This, within the field of the present invention, made changes or modifications all cover of the invention special any those skilled in the relevant art Among sharp range.

Claims (10)

1. a kind of grinding is centrifuged all-in-one machine, including grinding assembly and centrifugation component;It is characterized in that,
The grinding assembly includes:
Support cavity;
The support cavity gland being detachably fastenedly connected with the support cavity;
Vertically arranged tubular drive shaft, top are fixedly connected with the bottom center of the support cavity;
First motor connect with the tubular drive shaft and the tubular drive shaft is driven to vibrate up and down;
The centrifugation component includes:
It is centrifuged shaft, penetrates the tubular drive shaft and through the support cavity and free to rotate;
It is centrifuged adapter, is installed in the support cavity by pressure-loaded bearing, the centrifugation shaft is by the centrifugation adapter center It passes through, with centrifugation shaft rotation when centrifugation adapter is slided up and down, is centrifuged along centrifugation shaft in grinding;
Second motor connect the driving centrifugation shaft rotation with the centrifugation shaft bottom.
2. grinding centrifugation all-in-one machine according to claim 1, which is characterized in that in the centrifugation shaft with extending direction and It is centrifuged the first parallel convex-concave tooth socket of shaft axis, is had and first convex-concave on the center bore inner wall of the centrifugation adapter The second concave-convex tooth socket that tooth socket is coupled and is slidably matched.
3. grinding centrifugation all-in-one machine according to claim 1, which is characterized in that the centrifugation adapter includes:
Can be rotated ontology, it is described can be rotated ontology in be symmetrical arranged sample tube accommodating chamber, the centrifugation shaft it is vertically communicated this can Rotate body central;
With the matched sample tube of sample tube accommodating chamber;
And it can be rotated the matched adapter gland of bodies top with described.
4. grinding centrifugation all-in-one machine according to claim 3, which is characterized in that be to be centrifuged shaft in the rotatably ontology Two sample tube accommodating chambers are arranged in symmetry axis;The bottom of sample tube accommodating chamber is sloped downwardly close to centrifugation shaft one.
5. grinding centrifugation all-in-one machine according to claim 4, which is characterized in that the sample tube is 96 pipe sample planes;It is described Briquetting is set between the top cover and adapter gland of 96 pipe sample planes, the bottom surface of the briquetting abut the top cover of 96 pipe sample planes, Top surface abuts adapter gland.
6. grinding centrifugation all-in-one machine according to claim 4, which is characterized in that the top cover of the 96 pipe sample plane and nozzle it Between gasket is set.
7. according to claim 4 grinding centrifugation all-in-one machine, which is characterized in that the pressure-loaded bearing include upper pressure-loaded bearing and Lower pressure-loaded bearing is located at the upper and lower of centrifugation adapter;The upper pressure-bearing support is separately connected support cavity gland and fits Orchestration gland;The lower pressure-loaded bearing is separately connected centrifugation adapter base and support well floor.
8. grinding centrifugation all-in-one machine according to claim 1, which is characterized in that lead between the first motor and tubulose bearing Cross eccentric wheel connection.
9. according to claim 1 grinding centrifugation all-in-one machine, which is characterized in that the support cavity gland with support cavity it Between connected with fastening nut by bolt.
10. according to claim 1 grinding centrifugation all-in-one machine, which is characterized in that further include coat the grinding assembly and from The outer case of heart component.
CN201910395042.2A 2019-05-13 2019-05-13 Grind centrifugation all-in-one Active CN110090710B (en)

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Application Number Priority Date Filing Date Title
CN201910395042.2A CN110090710B (en) 2019-05-13 2019-05-13 Grind centrifugation all-in-one

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Application Number Priority Date Filing Date Title
CN201910395042.2A CN110090710B (en) 2019-05-13 2019-05-13 Grind centrifugation all-in-one

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CN110090710B CN110090710B (en) 2020-06-16

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110918199A (en) * 2019-11-22 2020-03-27 宁波新芝生物科技股份有限公司 High flux tissue is adapter for grinder

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI812941B (en) * 2021-04-16 2023-08-21 財桂生物股份有限公司 Fluorescence detection constant temperature oscillating mixer

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Publication number Priority date Publication date Assignee Title
JPH09206620A (en) * 1996-02-08 1997-08-12 Nippon Pneumatic Mfg Co Ltd Jet grinder
JP2004188309A (en) * 2002-12-11 2004-07-08 Yasui Kikai Kk Crusher
CN204074155U (en) * 2014-07-09 2015-01-07 远光智和卓源(北京)科技有限公司 A kind of coal sample fuel pulverizing plant
CN105115809A (en) * 2015-09-11 2015-12-02 北京本立科技有限公司 Analysis sample preparation device and analysis sample preparation method
CN107413536A (en) * 2012-02-15 2017-12-01 肯西纳什公司 Centrifuge
CN107999209A (en) * 2017-12-01 2018-05-08 陕西科健维生物科技有限公司 Molecular biology experiment sample grinder
CN109530061A (en) * 2018-12-07 2019-03-29 徐州徐薯薯业科技有限公司 Wheat flour milling device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09206620A (en) * 1996-02-08 1997-08-12 Nippon Pneumatic Mfg Co Ltd Jet grinder
JP2004188309A (en) * 2002-12-11 2004-07-08 Yasui Kikai Kk Crusher
CN107413536A (en) * 2012-02-15 2017-12-01 肯西纳什公司 Centrifuge
CN204074155U (en) * 2014-07-09 2015-01-07 远光智和卓源(北京)科技有限公司 A kind of coal sample fuel pulverizing plant
CN105115809A (en) * 2015-09-11 2015-12-02 北京本立科技有限公司 Analysis sample preparation device and analysis sample preparation method
CN107999209A (en) * 2017-12-01 2018-05-08 陕西科健维生物科技有限公司 Molecular biology experiment sample grinder
CN109530061A (en) * 2018-12-07 2019-03-29 徐州徐薯薯业科技有限公司 Wheat flour milling device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110918199A (en) * 2019-11-22 2020-03-27 宁波新芝生物科技股份有限公司 High flux tissue is adapter for grinder

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