CN208990313U - Direct-drive type simple centrifugal device - Google Patents
Direct-drive type simple centrifugal device Download PDFInfo
- Publication number
- CN208990313U CN208990313U CN201820881837.5U CN201820881837U CN208990313U CN 208990313 U CN208990313 U CN 208990313U CN 201820881837 U CN201820881837 U CN 201820881837U CN 208990313 U CN208990313 U CN 208990313U
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- China
- Prior art keywords
- centrifuge tube
- outer ring
- tube placing
- direct
- centrifugal
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Abstract
The utility model belongs to laboratory centrifugal equipment technical field, is related to a kind of direct-drive type simple centrifugal device, including fixed column, pedestal, outer ring drive ring, automatic winder, driving line, centrifuging bearing, driving gear and centrifugal turntable；Centrifugal turntable is provided centrally with centrifuging bearing；Fixed column is connected by centrifuging bearing with centrifugal turntable；Fixed column is fixed on pedestal；Outer ring drive ring is sleeved on outside fixed column and is connected with centrifugal turntable；Driving line is wrapped on automatic winder；Driving gear is coaxial with automatic winder and is meshed with outer ring drive ring.The utility model, which provides, a kind of is suitable for that field condition test, energy consumption be relatively low and low-cost direct-drive type simple centrifugal device.
Description
Technical field
The utility model belongs to laboratory centrifugal equipment technical field, is related to a kind of centrifuge, more particularly to a kind of straight drive
Formula simple centrifugal device.
Background technique
In current laboratory, especially in Biochemical Lab, often filter operation to be used to handle sample, centrifugation
Device is the equipment often needed to use.Be commonly used all with being driven by electricity, cost is higher, and moves, operates
Highly inconvenient, in the case that this is for some shorts of electricity from far-off regions, field condition is analyzed in real time, is to have sizable difficulty
's.In addition, even being driven by electricity in use for laboratory, the friction between the centrifugal turntable and shaft of centrifuge is relatively
Greatly, energy consumption is higher, uneconomical.
Utility model content
In order to solve the above technical problems in background technology, the utility model provides a kind of existing suitable for field
Field is tested, energy consumption is relatively low and low-cost direct-drive type simple centrifugal device.
To achieve the goals above, the utility model adopts the following technical solution:
A kind of direct-drive type simple centrifugal device, it is characterised in that: the direct-drive type simple centrifugal device include fixed column, pedestal,
Outer ring drive ring, automatic winder, driving line, centrifuging bearing, driving gear and centrifugal turntable；The center of the centrifugal turntable
It is provided with centrifuging bearing；The fixed column is connected by centrifuging bearing with centrifugal turntable；The fixed column is fixed at pedestal
On；The outer ring drive ring is sleeved on outside fixed column and is connected with centrifugal turntable；The driving line is wrapped in automatic winder
On；The driving gear is coaxial with automatic winder and is meshed with outer ring drive ring.
Preferably, centrifugal turntable used by the utility model includes that centrifugation pawl, clump weight and the first centrifuge tube are put
Set slot；The clump weight and the setting of the first centrifuge tube placing groove are on centrifugation pawl；The centrifugation pawl is arranged on centrifuging bearing.
Preferably, the quantity phase of the quantity of clump weight used by the utility model and the first centrifuge tube placing groove
Together；The quantity of the clump weight and the quantity of the first centrifuge tube placing groove are multiple, multiple clump weights and multiple first centrifugations
Pipe placing groove is staggered on centrifugation pawl.
Preferably, centrifugal turntable used by the utility model further includes the second centrifuge tube placing groove；Described second from
Heart pipe placing groove be it is multiple, multiple second centrifuge tube placing grooves be uniformly arranged centrifugation pawl on；It is multiple in centrifugal turntable rotation
The motion profile of first centrifuge tube placing groove and the motion profile of multiple second centrifuge tube placing grooves are concentric.
Preferably, center to centrifuging bearing axle center where the first centrifuge tube placing groove used by the utility model away from
From being R1, the distance in center to centrifuging bearing axle center is R2 where the second centrifuge tube placing groove；The R1 is greater than R2.
Preferably, the quantity of the second centrifuge tube placing groove used by the utility model is greater than the first centrifuge tube placing groove
Quantity.
Preferably, clump weight used by the utility model is steel ball.
Preferably, centrifuging bearing used by the utility model includes outer ring, inner ring and rolling element；The outer snare
Outside inner ring and with one heart；Rolling element is provided between the outer ring and inner ring；Retainer is provided between the rolling element；
The outer ring can be rotated by rolling element around the axial direction of inner ring；Supported hole is formed inside the inner ring；The fixed column insertion branch
It supports in hole and is interference fitted with inner ring；The centrifugal turntable is embedded in outside outer ring and is fixedly connected with outer ring；It drives the outer ring
Moving ring sleeve is connected outside fixed column and with outer ring and drives centrifugal turntable rotation by outer ring.
Preferably, the quantity of rolling element used by the utility model not less than 6 and be 2 integral multiple.
Preferably, the end of driving line used by the utility model is provided with pull ring.
The utility model has the advantages that:
The utility model provides a kind of direct-drive type simple centrifugal device, which includes fixed column, pedestal, outer ring driving
Ring, automatic winder, driving line, centrifuging bearing, driving gear and centrifugal turntable；Centrifugal turntable is provided centrally with centrifugal shaft
It holds；Fixed column is connected by centrifuging bearing with centrifugal turntable；Fixed column is fixed on pedestal；Outer ring drive ring is sleeved on solid
It is connected outside fixed column and with centrifugal turntable；Driving line is wrapped on automatic winder；Drive gear it is coaxial with automatic winder and
It is meshed with outer ring drive ring.The utility model in terms of existing technologies, mainly there is a following improvements: first, from
It is provided with centrifuging bearing between heart turntable and fixed column, since the setting of centrifuging bearing is so that between centrifugal turntable and fixed column
Frictional force substantially reduces, and keeps its rotation more smoothly, and it is more lasting to rotate, and centrifugal effect is more significant；Second, on above-mentioned basis
On, increase hand-pressing rotary bar；Third, the utility model additionally use unique centrifugal turntable.The utility model is specific
In use, the centrifuge tube being centrifuged will be needed to be placed on centrifugal turntable, while hand-pressing rotary bar dominated by hand, to hand-pressing rotary
Bar carries out compacting up and down, and hand-pressing rotary bar drives axle center quick rotation of the centrifugal turntable around centrifuging bearing at random, to reach more
Good centrifugal effect.Since the utility model is completely without electric power, it is only necessary to which operator suppresses hand-pressing rotary bar i.e. manually
Centrifugal turntable can be driven to rotate, structure is simple, and convenient for operation, applicability is good, simultaneous with interest, without expending other energy
Source can work at any time in field, and application value is very high.The utility model structure is simple, cheap, and cost is small, convenient for operating,
Applicability is good, has specific application value without expending other energy simultaneous with interest.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of direct-drive type simple centrifugal device provided by the utility model；
Fig. 2 is the overlooking structure diagram of centrifugal turntable used by the utility model；
Fig. 3 is the enlarged structure schematic diagram of centrifuging bearing used by the utility model；
Wherein:
1- centrifugal turntable；11- clump weight；12- the first centrifuge tube placing groove；13- the second centrifuge tube placing groove；2- centrifugal shaft
It holds；The outer ring 21-；22- inner ring；23- rolling element；3- supported hole；4- fixed column；5- pedestal；The outer ring 6- drive ring；7- pull ring；8-
Drive line；9- automatic winder.
Specific embodiment
Referring to Fig. 1, the utility model provides a kind of direct-drive type simple centrifugal device, which includes solid
Fixed column 4, pedestal 5, outer ring drive ring 6, automatic winder 9, driving line 8, centrifuging bearing 2, driving gear and centrifugal turntable 1；
Centrifugal turntable 1 is provided centrally with centrifuging bearing 2；Fixed column 4 is connected by centrifuging bearing 2 with centrifugal turntable 1；Fixed column 4 is solid
It is fixed to be arranged on pedestal 5；Outer ring drive ring 6 is sleeved on 4 outside of fixed column and is connected with centrifugal turntable 1；Driving line 8 is wrapped in certainly
On dynamic winder 9；Driving gear is coaxial with automatic winder 9 and is meshed with outer ring drive ring 6.The utility model is relative to existing
For having technology, mainly there are a following improvements: first, it is provided with centrifuging bearing between centrifugal turntable 1 and fixed column 4, by
In centrifuging bearing setting so that the frictional force between centrifugal turntable 1 and fixed column 4 substantially reduces, keep its rotation more smoothly,
It is more lasting to rotate, and centrifugal effect is more significant；Second, on the basis of the above, increase direct drive unit (driving gear,
Automatic winder 9 and driving line 8)；Third, the utility model additionally use unique centrifugal turntable 1.The utility model is having
Body is in use, will need the centrifuge tube being centrifuged to be placed on centrifugal turntable 1, while pulling driving line 8, driving line 8 drives automatic volume
Line device 9 rotates, since automatic winder 9 and driving gear are coaxial, while pulling driving line 8, automatic winder meeting
Drive with driving gear be meshed outer ring drive ring 6 rotation, and outer ring drive ring 6 can be further driven to centrifugal turntable 1 around
The axle center quick rotation of centrifuging bearing 2, to reach better centrifugal effect.Since the utility model is completely without electric power, only
Operator is needed to pull driving line 8 that the rotation of centrifugal turntable 1 can be driven, structure is simple, and convenient for operation, applicability is good, simultaneously
With interesting, without expending other energy, can work at any time in field, application value is very high.
Referring to fig. 2, centrifugal turntable 1 used by the utility model includes centrifugation pawl, clump weight 11 and the first centrifuge tube
Placing groove 12；Clump weight 11 and the setting of the first centrifuge tube placing groove 12 are on centrifugation pawl；Pawl is centrifuged to be arranged in centrifuging bearing 2
On.The quantity of clump weight 11 and the quantity of the first centrifuge tube placing groove 12 are identical；The quantity of clump weight 11 and the first centrifuge tube
The quantity of placing groove 12 be it is multiple, multiple clump weights 11 are staggered with multiple first centrifuge tube placing grooves 12 in centrifugation pawl
On.In order to enable the utility model has a higher working efficiency, centrifugal turntable 1 provided by the utility model further include second from
Heart pipe placing groove 13；Second centrifuge tube placing groove 13 be it is multiple, multiple second centrifuge tube placing grooves 13 be uniformly arranged centrifugation pawl
On；When centrifugal turntable 1 rotates, the motion profile of multiple first centrifuge tube placing grooves 12 and multiple second centrifuge tube placing grooves 13
Motion profile it is concentric.The distance in the first centrifuge tube placing groove 12 place center to 2 axle center of centrifuging bearing is R1, the second centrifuge tube
The distance in placing groove 13 place center to 2 axle center of centrifuging bearing is R2；R1 is greater than R2.The quantity of second centrifuge tube placing groove 13 is big
In the quantity of the first centrifuge tube placing groove 12, clump weight 11 is steel ball.
The structure of centrifugal turntable 1 used by the utility model is similar to present popular finger tip gyro.Due to
Clump weight 11 can be increased on centrifugation pawl, while increasing the first centrifuge tube placing groove 12 again, clump weight 11 and the first centrifugation
Pipe placing groove 12 is staggered, and in other words, the counterweight of existing finger tip gyro is cut half by the utility model, ensure it is smooth
While rotation, the centrifuge tube being stored on the first centrifuge tube placing groove 12 can be centrifuged, effect is very good.This is practical new
Centrifugal turntable 1 used by type is exactly to rely on bearing element principle to reach rotates effe, and centrifugal turntable 1 only needs slight stir
It can make its rotation, it is therefore, more smooth in order to ensure rotating, move more lasting, clump weight used by the utility model
It is the metal materials such as steel ball, the center of gravity of outer layer increases initial kinetic energy outward as far as possible.In order to ensure the utility model can more preferably more
Lasting carry out centrifugal work, therefore, the length of centrifugation pawl used by utility model will be grown, and the weight of clump weight is enough
Weight, certainly, centrifugal turntable 1 is operated under newton environment, frictional force size be test the lasting decision in 1 turn of centrifugal turntable ground because
Element.
Referring to Fig. 3, centrifuging bearing 2 used by the utility model includes outer ring 21, inner ring 22 and rolling element 23；Outer ring
21 are sleeved on the outside of inner ring 22 and with one heart；Rolling element 23 is provided between outer ring 21 and inner ring 22；It is provided between rolling element 23
Retainer；Outer ring 21 can be rotated by rolling element 23 around the axial direction of inner ring；Supported hole 3 is formed inside inner ring 22；Fixed column 4 is inserted into
It is interference fitted in supported hole 3 and with inner ring 22；Centrifugal turntable 1 is embedded in 21 outside of outer ring and is fixedly connected with outer ring 21；Outer ring
Drive ring 6 is sleeved on 4 outside of fixed column and is connected with outer ring 21 and drives centrifugal turntable 1 to rotate by outer ring 21.Rolling element 23
Quantity not less than 6 and be 2 integral multiple.
In order to facilitate pulling, the end of driving line 8 used by the utility model is provided with pull ring 7.
Claims (10)
1. a kind of direct-drive type simple centrifugal device, it is characterised in that: the direct-drive type simple centrifugal device includes fixed column (4), pedestal
(5), outer ring drive ring (6), automatic winder (9), driving line (8), centrifuging bearing (2), driving gear and centrifugal turntable
(1)；The centrifugal turntable (1) is provided centrally with centrifuging bearing (2)；The fixed column (4) passes through centrifuging bearing (2) and centrifugation
Turntable (1) is connected；The fixed column (4) is fixed on pedestal (5)；The outer ring drive ring (6) is sleeved on fixed column (4)
It is external and be connected with centrifugal turntable (1)；The driving line (8) is wrapped on automatic winder (9)；The driving gear and automatic
Winder (9) is coaxial and is meshed with outer ring drive ring (6).
2. direct-drive type simple centrifugal device according to claim 1, it is characterised in that: the centrifugal turntable (1) includes centrifugation
Pawl, clump weight (11) and the first centrifuge tube placing groove (12)；The clump weight (11) and the first centrifuge tube placing groove (12)
Setting is on centrifugation pawl；The centrifugation pawl is arranged on centrifuging bearing (2).
3. direct-drive type simple centrifugal device according to claim 2, it is characterised in that: the quantity of the clump weight (11) and
The quantity of first centrifuge tube placing groove (12) is identical；The number of the quantity of the clump weight (11) and the first centrifuge tube placing groove (12)
It is multiple for measuring, and multiple clump weights (11) and multiple first centrifuge tube placing grooves (12) are staggered on centrifugation pawl.
4. direct-drive type simple centrifugal device according to claim 3, it is characterised in that: the centrifugal turntable (1) further includes
Two centrifuge tube placing grooves (13)；The second centrifuge tube placing groove (13) be it is multiple, multiple second centrifuge tube placing grooves (13) are equal
Cloth setting is on centrifugation pawl；Centrifugal turntable (1) rotate when, the motion profile of multiple first centrifuge tube placing grooves (12) with it is multiple
The motion profile of second centrifuge tube placing groove (13) is concentric.
5. direct-drive type simple centrifugal device according to claim 4, it is characterised in that: the first centrifuge tube placing groove (12)
The distance in place center to centrifuging bearing (2) axle center is R1, center where the second centrifuge tube placing groove (13) to centrifugal shaft
The distance for holding (2) axle center is R2；The R1 is greater than R2.
6. direct-drive type simple centrifugal device according to claim 5, it is characterised in that: the second centrifuge tube placing groove (13)
Quantity be greater than the first centrifuge tube placing groove (12) quantity.
7. direct-drive type simple centrifugal device according to claim 6, it is characterised in that: the clump weight (11) is steel ball.
8. direct-drive type simple centrifugal device described according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7, it is characterised in that: it is described from
It includes outer ring (21), inner ring (22) and rolling element (23) that mandrel, which holds (2),；The outer ring (21) be sleeved on inner ring (22) it is external and
With one heart；Rolling element (23) are provided between the outer ring (21) and inner ring (22)；Holding is provided between the rolling element (23)
Frame；The outer ring (21) can be rotated by rolling element (23) around the axial direction of inner ring；Supported hole is formed inside the inner ring (22)
(3)；It is interference fitted in fixed column (4) insertion supported hole (3) and with inner ring (22)；The centrifugal turntable (1) is embedded in outer
Circle (21) is external and is fixedly connected with outer ring (21)；The outer ring drive ring (6) is sleeved on fixed column (4) outside and and outer ring
(21) it is connected and drives centrifugal turntable (1) rotation by outer ring (21).
9. direct-drive type simple centrifugal device according to claim 8, it is characterised in that: the quantity of the rolling element (23) is not low
In 6 and be 2 integral multiple.
10. direct-drive type simple centrifugal device according to claim 9, it is characterised in that: the end setting of driving line (8)
There are pull ring (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820881837.5U CN208990313U (en) | 2018-06-05 | 2018-06-05 | Direct-drive type simple centrifugal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820881837.5U CN208990313U (en) | 2018-06-05 | 2018-06-05 | Direct-drive type simple centrifugal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208990313U true CN208990313U (en) | 2019-06-18 |
Family
ID=66795947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820881837.5U Expired - Fee Related CN208990313U (en) | 2018-06-05 | 2018-06-05 | Direct-drive type simple centrifugal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208990313U (en) |
-
2018
- 2018-06-05 CN CN201820881837.5U patent/CN208990313U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190618 Termination date: 20200605 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |