CN107081226A - A kind of high leakproofness automatically cleaning centrifuge elevating mechanism - Google Patents
A kind of high leakproofness automatically cleaning centrifuge elevating mechanism Download PDFInfo
- Publication number
- CN107081226A CN107081226A CN201710245340.4A CN201710245340A CN107081226A CN 107081226 A CN107081226 A CN 107081226A CN 201710245340 A CN201710245340 A CN 201710245340A CN 107081226 A CN107081226 A CN 107081226A
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- CN
- China
- Prior art keywords
- main shaft
- belt pulley
- oil sealing
- elevating mechanism
- guide sleeve
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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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- Centrifugal Separators (AREA)
Abstract
The invention discloses a kind of high leakproofness automatically cleaning centrifuge elevating mechanism, including main shaft, lifting shaft, belt pulley gland, guide sleeve and lifting shaft flange, wherein：Centre bore is provided with inside main shaft；Lifting shaft outer ring surface is provided with keyway, and one end of lifting shaft extends to the opposite side of main shaft through centre bore；The inner ring surface flat key of belt pulley gland；Belt pulley gland is located at one end of main shaft and is sleeved on lifting shaft, and belt pulley gland is fixed with main shaft, and the flat key on belt pulley gland is stuck in keyway, radially fixed axial sliding fit between flat key and keyway；The first oil sealing, the first back-up ring are provided between belt pulley gland and the outer ring surface of lifting shaft；Guide sleeve is located at the one end of main shaft away from belt pulley gland and is sleeved on lifting shaft, and guide sleeve is fixed with main shaft；The second oil sealing, the second back-up ring are provided between guide sleeve and lifting shaft；Lifting shaft flange is fixedly mounted on the top of lifting shaft.The stability of structure of the present invention, operates steadily, and noise is small.
Description
Technical field
The present invention relates to Centrifuge Techniques field, more particularly to a kind of high leakproofness automatically cleaning centrifuge elevating mechanism.
Background technology
Centrifuge is exactly using centrifugal force so that needing the different material separated to obtain the machine for accelerating to separate.Centrifuge is big
Amount is applied to the departments such as chemical industry, oil, food, pharmacy, ore dressing, coal, water process and ship.Wherein, rotary drum and for driving
The main shaft that rotary drum is rotated is the indispensable structure of centrifuge, but is currently used for driving the main shaft of axis of rotation can not adapt to some spies
Different centrifuge structure, accordingly, it would be desirable to be improved to its structure.
The content of the invention
The technical problem existed based on above-mentioned background technology, the present invention proposes that a kind of high leakproofness automatically cleaning centrifuge rises
Descending mechanism.
The present invention proposes a kind of high leakproofness automatically cleaning centrifuge elevating mechanism, and the centrifuge includes casing, set
Put in casing internal rotary drum, the lifting cover being arranged on below rotary drum and inside rotary drum and its one end and rotary drum fix another
The filter bag that end is fixed with lifting cover；The elevating mechanism, which is arranged on casing internal, to be used to drive rotary drum and lifting cover synchronous axial system
Lifting cover is set to be moved up and down simultaneously, elevating mechanism includes main shaft, lifting shaft, belt pulley gland, guide sleeve and lifting
Shaft flange, wherein：
Axially extending and two ends insertion centre bore is provided with inside main shaft；
Lifting shaft outer ring surface is provided with axial arranged keyway, and one end of lifting shaft extends to the another of main shaft through centre bore
Side；
The inner ring surface of belt pulley gland is provided with and is secured to flat key；Belt pulley gland is located at one end of main shaft and is sleeved on liter
Drop on axle, and belt pulley gland is fixed with main shaft, the flat key on belt pulley gland is stuck in keyway, between flat key and keyway radially
Fixed axial sliding fit；
First is provided between belt pulley gland inner ring surface and the outer ring surface of lifting shaft and positioned at side of the flat key away from main shaft
Oil sealing, first oil sealing is with flat key against side of first oil sealing away from flat key is provided with the first back-up ring, the first back-up ring and the first oil
Envelope is against the first oil sealing, the first back-up ring are respectively fixed with belt pulley gland；
Guide sleeve is located at the one end of main shaft away from belt pulley gland and is sleeved on lifting shaft, and guide sleeve is consolidated with main shaft
It is fixed；
The second oil sealing, the side of second oil sealing away from main shaft are provided between guide sleeve inner ring surface and the outer ring surface of lifting shaft
Provided with the second back-up ring, the second back-up ring and the second oil sealing are against the second oil sealing, the second back-up ring are respectively fixed with guide sleeve；
Lifting shaft flange is located at side of the guide sleeve away from main shaft and is fixedly mounted on the top of lifting shaft.
Preferably, centre bore includes main aperture chamber and positioned at main aperture chamber two ends and the first coaxially arranged termination of main aperture chamber
Hole, the second end holes, first end holes, the internal diameter of the second end holes are all higher than main aperture chamber.
Preferably, belt pulley gland includes matrix part and the extension stretched out positioned at matrix part side and matrix part
Portion, and when belt pulley gland and main shaft are fixed, extension is stretched in the first end holes and matched somebody with somebody with first end holes sealing
Close, matrix part close to the side of extension and main shaft end face against.
Preferably, the periphery of guide sleeve is set with pressing plate, and when guide sleeve and main shaft are fixed, one end of guide sleeve is stretched into
In to the second end holes and with second end holes seal coordinate, pressing plate close to the side of main shaft and main shaft end face against.
Preferably, the first oil sealing, the first back-up ring are respectively positioned on the inside of matrix part.
Preferably, the second oil sealing, the second back-up ring are respectively positioned on side of the pressing plate away from main shaft.
Preferably, the one end of guide sleeve away from main shaft is provided with annular groove, and the second oil sealing, the second back-up ring are respectively positioned in the annular groove
Portion.
Preferably, the first oil sealing is outside framework oil seal.
Preferably, the first back-up ring is flattening formula elastic spring.
Preferably, the second oil sealing is outside framework oil seal.
Preferably, the second back-up ring is flattening formula elastic spring.
Preferably, flat key is connected through a screw thread part and is connected and fixes with belt pulley gland.
In the present invention, be configured by elevating mechanism, make it include main shaft, lifting shaft, belt pulley gland, guide sleeve and
Shaft flange is lifted, and is configured by the structure to main shaft, lifting shaft, lifting shaft is turned with the rotation of main shaft
It is dynamic, it is possible to be lifted in rotation process along its axial direction；Meanwhile, by belt pulley gland inner ring surface and lifting shaft
Outer ring surface between the first oil sealing is set, and make first oil sealing and flat key against being set in side of first oil sealing away from flat key
Put the first back-up ring, and make first back-up ring and the first oil sealing against being set between guide sleeve inner ring surface and the outer ring surface of lifting shaft
Put the second oil sealing, the second back-up ring be set in side of second oil sealing away from main shaft, and make second back-up ring and the second oil sealing against,
So as to which there is good sealing between main shaft and lifting shaft, it will not be revealed and be made an uproar while reducing with the grease ensured on lifting shaft
Sound.Therefore, the stability of the structure of the elevating mechanism, operates steadily, and noise is small.
Brief description of the drawings
Fig. 1 is the structure of centrifuge described in a kind of high leakproofness automatically cleaning centrifuge elevating mechanism proposed by the present invention
Schematic diagram；
Fig. 2 is the knot of elevating mechanism described in a kind of high leakproofness automatically cleaning centrifuge elevating mechanism proposed by the present invention
Structure schematic diagram.
Embodiment
Below, technical scheme is described in detail by specific embodiment.
As shown in Figure 1-2, Fig. 1 is described in a kind of high leakproofness automatically cleaning centrifuge elevating mechanism proposed by the present invention
The structural representation of centrifuge；Fig. 2 is described in a kind of high leakproofness automatically cleaning centrifuge elevating mechanism proposed by the present invention
The structural representation of elevating mechanism.
Reference picture 1-2, the embodiment of the present invention propose a kind of high leakproofness automatically cleaning centrifuge elevating mechanism, it is described from
Scheming includes casing 1, is arranged on the inside rotary drum 2 of casing 1, is arranged on the lifting cover 3 of the lower section of rotary drum 2 and inside rotary drum 2
And its one end fixes the filter bag that the other end is fixed with lifting cover 3 with rotary drum 2；The elevating mechanism, which is arranged on the inside of casing 1, to be used for
Drive 3 synchronous axial system of rotary drum 2 and lifting cover while lifting cover 3 is moved up and down, elevating mechanism include main shaft 4,
Lifting shaft 5, belt pulley gland 6, guide sleeve 7 and lifting shaft flange 8, wherein：
The inside of main shaft 4 is provided with axially extending and two ends insertion centre bore.The outer ring surface of lifting shaft 5 is provided with axial arranged keyway
501, one end of lifting shaft 5 extends to the opposite side of main shaft 4 through centre bore.The inner ring surface of belt pulley gland 6 is provided with solid with it
Allocate key 9；Belt pulley gland 6 is located at one end of main shaft 4 and is sleeved on lifting shaft 5, and belt pulley gland 6 is fixed with main shaft 4,
Flat key 9 on belt pulley gland 6 is stuck in keyway 501, radially fixed axial sliding fit between flat key 9 and keyway 501.Belt
Take turns between the inner ring surface of gland 6 and the outer ring surface of lifting shaft 5 and be provided with the first oil sealing 10 positioned at side of the flat key 9 away from main shaft 4, should
First oil sealing 10 and flat key 9 are provided with the first back-up ring 11 against, the first side of the oil sealing 10 away from flat key 9, the first back-up ring 11 and the
One oil sealing 10 is against the first oil sealing 10, the first back-up ring 11 are respectively fixed with belt pulley gland 6.It is remote that guide sleeve 7 is located at main shaft 4
From belt pulley gland 6 one end and be sleeved on lifting shaft 5, and guide sleeve 7 is fixed with main shaft 4.The inner ring surface of guide sleeve 7 and lifting
The second oil sealing 12 is provided between the outer ring surface of axle 5, the side of the second oil sealing 12 away from main shaft 4 is provided with the second back-up ring 13, second
The oil sealing 12 of back-up ring 13 and second is against the second oil sealing 12, the second back-up ring 13 are respectively fixed with guide sleeve 7.Lift shaft flange 8
In side of the guide sleeve 7 away from main shaft 4 and it is fixedly mounted on the top of lifting shaft 5.
In the present invention, it is configured by elevating mechanism, it is included main shaft 4, lifting shaft 5, belt pulley gland 6, guiding
Set 7 and lifting shaft flange 8, and be configured by the structure to main shaft 4, lifting shaft 5, make lifting shaft 5 i.e. can be with main shaft 4
Rotation and rotate, it is possible to lifted in rotation process along its axial direction, the elevating mechanism and the centrifuge
During assembling mode：The elevating mechanism is arranged vertically to the lower section of lifting cover 3, and main shaft 4 is fixed with rotary drum 2, lifting shaft 5 leads to
Lifting shaft flange 8 is crossed to fix with lifting cover 3, to cause lifting shaft 5 in lifting process lifting cover 3 can be pulled to lift, so that
So that filter bag reciprocal telescopic under the stretching of lifting cover 3, so that the material on filter bag wall be shaken off, reaches self-cleaning mesh
's.And the present invention between the outer ring surface of the inner ring surface of belt pulley gland 6 and lifting shaft 5 by setting the first oil sealing 10, and make this
First oil sealing 10 and flat key 9 in side of first oil sealing 10 away from flat key 9 against setting the first back-up ring 11, and make the first gear
The oil sealing 10 of circle 11 and first between the outer ring surface of the inner ring surface of guide sleeve 7 and lifting shaft 5 against setting the second oil sealing 12, the
Side of two oil sealings 12 away from main shaft 4 sets the second back-up ring 13, and makes the oil sealing 12 of the second back-up ring 13 and second against so that main
There is good sealing between axle 4 and lifting shaft 5, will not be revealed with the grease ensured on lifting shaft 5 while reducing noise.
Therefore, the stability of the structure of the elevating mechanism, operates steadily, and noise is small.
In addition, in the present embodiment, centre bore includes main aperture chamber and simultaneously main aperture chamber is coaxially arranged positioned at main aperture chamber two ends
First end holes, the second end holes, first end holes, the internal diameter of the second end holes are all higher than main aperture chamber.Belt pulley gland 6
The extension stretched out including matrix part and positioned at matrix part side and matrix part, and when belt pulley gland 6 and main shaft 4
When fixed, extension, which is stretched in the first end holes and sealed with first end holes, to be coordinated, matrix part close to extension one
The end face of side and main shaft 4 against.The periphery of guide sleeve 7 is set with pressing plate 14, and when guide sleeve 7 and main shaft 4 are fixed, guide sleeve
7 one end, which stretches in the second end holes and sealed with second end holes, to be coordinated, and pressing plate 14 is close to the side of main shaft 4 and main shaft
4 end face against.The setting of said structure can effectively improve the sealing between belt pulley gland 6, guide sleeve 7 and main shaft 4.
And in the present embodiment, the first oil sealing 10, the first back-up ring 11 are respectively positioned on the inside of matrix part；The one end of guide sleeve 7 away from main shaft 4 is provided with
Annular groove, the second oil sealing 12, the second back-up ring 13 are respectively positioned on inside the annular groove.The setting of said structure causes belt pulley gland 6, guiding
Sealing surface and belt pulley gland 6, guide sleeve 7 and the sealing surface between lifting shaft 5 between set 7 and main shaft 4 are separated, with further
Strengthen sealing effectiveness.
In addition, in the present embodiment, the first oil sealing 10, the second oil sealing 12 are outside framework oil seal, the first back-up ring 11, the second back-up ring
13 be flattening formula elastic spring, to strengthen the stability of sealing structure.
In addition, in the present embodiment, flat key 9 is connected through a screw thread part and is connected with belt pulley gland 6 and fixed, so that flat key 9
Dismounting and change can be carried out.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (10)
1. a kind of high leakproofness automatically cleaning centrifuge elevating mechanism, the centrifuge includes casing (1), is arranged on casing (1)
Internal rotary drum (2), the lifting cover (3) being arranged on below rotary drum (2) and positioned at rotary drum (2) is internal and its one end and rotary drum (2)
The fixed other end filter bag fixed with lifting cover (3)；It is used for characterized in that, the elevating mechanism is arranged on inside casing (1)
Lifting cover (3) is set to be moved up and down while driving rotary drum (2) and lifting cover (3) synchronous axial system, elevating mechanism includes
Main shaft (4), lifting shaft (5), belt pulley gland (6), guide sleeve (7) and lifting shaft flange (8), wherein：
Axially extending and two ends insertion centre bore is provided with inside main shaft (4)；
Lifting shaft (5) outer ring surface is provided with axial arranged keyway (501), and one end of lifting shaft (5) extends to master through centre bore
The opposite side of axle (4)；
The inner ring surface of belt pulley gland (6) is provided with and is secured to flat key (9)；Belt pulley gland (6) is located at one end of main shaft (4) simultaneously
It is sleeved on lifting shaft (5), and belt pulley gland (6) is fixed with main shaft (4), the flat key (9) on belt pulley gland (6) is stuck in key
In groove (501), radially fixed axial sliding fit between flat key (9) and keyway (501)；
Between the outer ring surface of belt pulley gland (6) inner ring surface and lifting shaft (5) and positioned at side of the flat key (9) away from main shaft (4)
Provided with the first oil sealing (10), first oil sealing (10) is with flat key (9) against side of the first oil sealing (10) away from flat key (9) is set
There is the first back-up ring (11), the first back-up ring (11) is with the first oil sealing (10) against the first oil sealing (10), the first back-up ring (11) are respectively
It is fixed with belt pulley gland (6)；
Guide sleeve (7) is located at the one end of main shaft (4) away from belt pulley gland (6) and is sleeved on lifting shaft (5), and guide sleeve
(7) it is fixed with main shaft (4)；
The second oil sealing (12) is provided between the outer ring surface of guide sleeve (7) inner ring surface and lifting shaft (5), second oil sealing (12) is remote
The side of main shaft (4) is provided with the second back-up ring (13), and the second back-up ring (13) and the second oil sealing (12) are against, the second oil sealing (12), the
Two back-up rings (13) are respectively fixed with guide sleeve (7)；
Lifting shaft flange (8) is located at side of the guide sleeve (7) away from main shaft (4) and is fixedly mounted on the top of lifting shaft (5).
2. high leakproofness automatically cleaning centrifuge elevating mechanism according to claim 1, it is characterised in that centre bore includes
Main aperture chamber and positioned at main aperture chamber two ends and the first coaxially arranged end holes of main aperture chamber, the second end holes, first termination
Hole, the internal diameter of the second end holes are all higher than main aperture chamber.
3. high leakproofness automatically cleaning centrifuge elevating mechanism according to claim 2, it is characterised in that belt pulley gland
(6) include matrix part and the extension stretched out positioned at matrix part side and matrix part, and when belt pulley gland (6) with
When main shaft (4) is fixed, extension, which is stretched in the first end holes and sealed with first end holes, to be coordinated, and matrix part is close to extension
The side in portion and the end face of main shaft (4) against.
4. high leakproofness automatically cleaning centrifuge elevating mechanism according to claim 2, it is characterised in that guide sleeve (7)
Periphery be set with pressing plate (14), and when guide sleeve (7) and fixed main shaft (4), one end of guide sleeve (7) stretches to the second end
Seal in head bore and with second end holes and coordinate, pressing plate (14) close to the side of main shaft (4) and main shaft (4) end face against.
5. high leakproofness automatically cleaning centrifuge elevating mechanism according to claim 3, it is characterised in that the first oil sealing
(10), the first back-up ring (11) is respectively positioned on the inside of matrix part.
6. high leakproofness automatically cleaning centrifuge elevating mechanism according to claim 4, it is characterised in that the second oil sealing
(12), the second back-up ring (13) is respectively positioned on side of the pressing plate (14) away from main shaft (4).
7. high leakproofness automatically cleaning centrifuge elevating mechanism according to claim 4, it is characterised in that guide sleeve (7)
One end away from main shaft (4) is provided with annular groove, and the second oil sealing (12), the second back-up ring (13) are respectively positioned on inside the annular groove.
8. high leakproofness automatically cleaning centrifuge elevating mechanism according to claim 1, it is characterised in that the first oil sealing
(10) it is outside framework oil seal；Preferably, the second oil sealing (12) is outside framework oil seal.
9. high leakproofness automatically cleaning centrifuge elevating mechanism according to claim 1, it is characterised in that the first back-up ring
(11) it is flattening formula elastic spring；Preferably, the second back-up ring (13) is flattening formula elastic spring.
10. the high leakproofness automatically cleaning centrifuge elevating mechanism according to any one of claim 1-9, its feature exists
In flat key (9) is connected through a screw thread part and is connected with belt pulley gland (6) and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710245340.4A CN107081226B (en) | 2017-04-14 | 2017-04-14 | A kind of high leakproofness automatically cleaning centrifuge elevating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710245340.4A CN107081226B (en) | 2017-04-14 | 2017-04-14 | A kind of high leakproofness automatically cleaning centrifuge elevating mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107081226A true CN107081226A (en) | 2017-08-22 |
| CN107081226B CN107081226B (en) | 2019-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710245340.4A Active CN107081226B (en) | 2017-04-14 | 2017-04-14 | A kind of high leakproofness automatically cleaning centrifuge elevating mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107694768A (en) * | 2017-10-26 | 2018-02-16 | 江苏赛德力制药机械制造有限公司 | Horizontal type screw settling disk plate centrifuge |
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| US7081081B2 (en) * | 2002-04-22 | 2006-07-25 | Kendro Laboratory Products, Lp | Bayonet coupling mechanism for a centrifuge |
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| CN107694768B (en) * | 2017-10-26 | 2023-11-14 | 江苏赛德力制药机械制造有限公司 | Horizontal spiral sedimentation disk centrifuge |
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| CN107081226B (en) | 2019-04-30 |
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