CN105562220B - The remaining filter cake remove device of scraper type centrifuge - Google Patents
The remaining filter cake remove device of scraper type centrifuge Download PDFInfo
- Publication number
- CN105562220B CN105562220B CN201610115448.7A CN201610115448A CN105562220B CN 105562220 B CN105562220 B CN 105562220B CN 201610115448 A CN201610115448 A CN 201610115448A CN 105562220 B CN105562220 B CN 105562220B
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- Prior art keywords
- flange disk
- interior axle
- filter cake
- centrifuge
- rotary flange
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B11/00—Feeding, charging, or discharging bowls
- B04B11/04—Periodical feeding or discharging; Control arrangements therefor
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- Centrifugal Separators (AREA)
Abstract
The present invention relates to a kind of remaining filter cake remove device of scraper type centrifuge, rotary flange disk including being arranged on bowl inner bottom part, rotary flange disk fits with bowl bottom, and the outer rim of rotary flange disk is connected with the filter bag bottom inside centrifuge, centrifuge principal axis is internally provided with interior axle, relatively independent between interior axle and main shaft, one end of interior axle is connected with rotary flange disk, and the other end of interior axle is connected with the drive device that interior axle can be driven to turn an angle.It removes the remaining filter cake on filter cloth by the way of torsion, filter cloth is not only departed from the inwall of rotary drum stack shell, and produce fold, filter cake is set to come off, so as to remove the remaining filter cake on filter cloth, using effect is not only clearly, and better than the remaining filter cake remove device of bag-pulling type；And its scope of application is more extensive, most of vertical scraper centrifugal machine and horizontal type scraper centrifuger are applicable to.
Description
Technical field
The present invention relates to the technical field of centrifuge, the remaining filter cake for particularly relating to a kind of scraper type centrifuge removes dress
Put.
Background technology
Scraper discharging formula centrifuge can be divided into vertical unloading under scraper centrifuge according to the installation direction of centrifuge principal axis
(main shaft is perpendicular to ground) and horizontal type scraper centrifuger (main axis parallel is in ground).Due between wing and filter bag (or filter screen)
The presence in gap, so, no matter from which kind of scraper discharging formula centrifuge, the problem of remaining filter cake influences filter effect, deposits all the time
.
For vertical scraper centrifugal machine, occurs a kind of pulling bag device in recent years, using installed in main shaft bottom or upper end
Cylinder or oil cylinder, the piston of cylinder or oil cylinder, drive connection device, drive filter bag lower end to be axially moved, so as to realize
The discharging of remaining filter cake.But the device is realized by being axially moved, it is desirable to the rotary drum inner chamber of centrifuge, is had necessarily
Space is axially moved, so the scope of application is narrower.
Particularly horizontal type scraper centrifuger, from foreign countries be born since, always with full speed running, high speed scraper, format high throughput,
The advantages of yield is high, widely used in industries such as starch, chlor-alkalis.But because remaining filter cake influences asking for filter effect
Topic, up to the present, also without suitable method and apparatus, remaining filter cake is removed, so limiting horizontal type scraper centrifuger
Use.
The content of the invention
The technical problems to be solved by the invention are：There is provided a kind of suitable for vertical scraper centrifugal machine and horizontal type scraper centrifugation
Machine, it can effectively remove the remaining filter cake remove device of the scraper type centrifuge of remaining filter cake.
To solve the above problems, the technical solution adopted by the present invention is：The remaining filter cake remove device of scraper type centrifuge,
Rotary flange disk including being arranged on bowl inner bottom part, rotary flange disk fit with bowl bottom, and
The outer rim of rotary flange disk is connected with the filter bag bottom inside centrifuge, and centrifuge principal axis is internally provided with interior axle, interior axle with
Relatively independent between main shaft, one end of interior axle is connected with rotary flange disk, and the other end of interior axle is with that can drive interior axle to rotate one
The drive device for determining angle is connected.
Preferably, the structure of the drive device is：Braked wheel including being fixed on interior shaft end, in centrifuge
The end of main shaft is fixed with connecting seat, and connecting seat is located at the outside of braked wheel and is coaxially disposed with braked wheel, connecting seat center
Rotating wheel independent in contrast is provided with, the first flange disk and second flange disk being parallel to each other are provided with rotating wheel, the
Two semicircle brake rings are provided with one ring flange, the braked wheel is cover type structure, and two semicircle brake rings are located at braked wheel
Cover type region in, one end of two semicircle brake rings is connected by steady pin with first flange disk, two semicircle brake rings
The other end connected by spring, and one end end set that two semicircle brake rings are connected by spring has homalocephalus axle, the second method
Brake cylinder is provided with blue disk, the motion bar of brake cylinder is connected with homalocephalus axle by the connecting plate that brakes, set on connecting seat
Rotation cylinder is equipped with, the motion bar of rotation cylinder is connected by being rotatablely connected plate with second flange disk.
The beneficial effects of the invention are as follows：
1st, the remaining filter cake on filter cloth is removed by the way of torsion, filter cloth is not only departed from the inwall of rotary drum stack shell,
And fold is produced, filter cake is come off, so as to remove the remaining filter cake on filter cloth, using effect is not only clearly, and excellent
In the remaining filter cake remove device of bag-pulling type.
2nd, a thin layer of installing space of the plane on rotary drum bottom is only needed, is not required to take the axial motion in rotary drum
Space, so the scope of application is more extensive, it is applicable to most of vertical scraper centrifugal machine and horizontal type scraper centrifuger.
3rd, because it drives the device of interior axle rotation to be separated with main shaft, in main axis, drive device is static
Motionless, so security reliability is more increased, structure is simpler, install and repairs use relatively simple, easy to spread, can obtain
Obtain the welcome of client.
Brief description of the drawings
Fig. 1 is the structural representation that the present invention uses in horizontal type scraper centrifuger；
Fig. 2 is the structural representation that the present invention uses in vertical scraper centrifugal machine；
Fig. 3 is the mplifying structure schematic diagram of drive device part in Fig. 1；
Fig. 4 is the cross section structure diagram in A-A directions in Fig. 3；
Fig. 5 is structural representation when filter bag is in twisted state in Fig. 1；
Fig. 6 is the principle schematic of the present invention；
In figure：1st, rotary drum, 2, rotary flange disk, 3, filter bag, 4, main shaft, 5, interior axle, 6, connecting seat, 7, braked wheel, 8, rotation
Runner, 9, first flange disk, 10, second flange disk, 11, semicircle brake ring, 12, steady pin, 13, spring, 14, homalocephalus axle, 15,
Brake cylinder, 16, brake connecting plate, 17, rotation cylinder, 18, rotation connection plate.
Embodiment
A kind of remaining filter cake remove device of scraper type centrifuge of the present invention is made below by specific embodiment
It is described in further detail.
As shown in figure 1, be horizontal type scraper centrifuger, as shown in Fig. 2 be vertical scraper centrifugal machine, it is of the present invention residual
Remaining filter cake remove device is applied to above two scraper centrifugal machine, and structure is similar in above two scraper centrifugal machine.
Below by taking horizontal type scraper centrifuger as an example：
As shown in figure 1, the remaining filter cake remove device of scraper type centrifuge, including it is arranged on the inner bottom part of bowl 1
Rotary flange disk 2, rotary flange disk 2 fits with the bottom of bowl 1, and the outer rim of rotary flange disk 2 and centrifugation
The bottom of filter bag 3 inside machine is connected, and centrifuge principal axis 4 is internally provided with interior axle 5, relatively independent between interior axle 5 and main shaft 4,
One end of interior axle 5 is connected with rotary flange disk 2, and the other end of interior axle 5 and the driving that interior axle 5 can be driven to turn an angle fill
Put and be connected.
Preferably, as shown in Figure 3, Figure 4, the structure of the drive device is：Including being fixed on the end of interior axle 5
Braked wheel 7, connecting seat 6 is fixed with the end of centrifuge principal axis 4, and connecting seat 6 is located at the outside of braked wheel 7 and and braked wheel
7 are coaxially disposed, and connecting seat 6 is provided centrally with rotating wheel 8 independent in contrast, and to be parallel to each other is provided with rotating wheel 8
One ring flange 9 and second flange disk 10, two semicircle brake rings 11 are provided with first flange disk 9, the braked wheel 7 is cover type
Structure, two semicircle brake rings 11 are located in the cover type region of braked wheel 7, and one end of two semicircle brake rings 11 passes through steady pin
12 are connected with first flange disk 9, and the other end of two semicircle brake rings 11 is connected by spring 13, and two semicircle brake rings
The 11 one end end sets connected by spring 13 have homalocephalus axle 14, and brake cylinder 15, brake air are provided with second flange disk 10
The motion bar of cylinder 15 is connected by the connecting plate 16 that brakes with homalocephalus axle 14, and rotation cylinder 17 is provided with connecting seat 6, rotates gas
The motion bar of cylinder 17 is connected by being rotatablely connected plate 18 with second flange disk 10.In actual use, the structure of drive device
Other structures can be used, such as drives interior axle 5 to turn an angle using PLC controlled motors or cylinder, belongs to the present invention
Protection category.
The present invention operation principle be：When needing to remove remaining filter cake, keep the belt pulley of main shaft 4 static not first
It is dynamic, interior axle 5 is driven in the inner rotation certain angle of main shaft 4 by drive device, so that rotary flange disk 2 rotates certain angle
Degree, when rotary flange disk 2 turns an angle, filter bag 3 is pulled away from the inwall of rotary drum 1, and is in twisted state, and now state is such as
Shown in Fig. 5, fold is produced, remaining filter cake just comes off from filter bag 3, realizes the removing work of remaining filter cake.
As shown in fig. 6, the principle of the present invention is：A points are the right-hand member baseplane of filter bag 3 --- the circumference of outer end and filter bag 3
A point on the circumference that body right-hand member crosses.B points are the right-hand member baseplane of filter bag 3, a point on inner circumference, and B points are same
When on the rotary flange disk 2, the line AB of A points and B points, overlapped with the diameter line oA for crossing B points.The center of circle of the baseplane of rotary drum 1
Point is o points.As 2 dextrorotation gyration a of rotary flange disk, B points reach D with rotary flange disk 2 also anglec of rotation a, B points
Point, A points are pulled away from the inwall of rotary drum 1, reach E points, make filter bag 3 become to tilt, had a certain degree with the stack shell of rotary drum 1.Similarly, filter
All points, are pulled away from the inwall of rotary drum 1, the stack shell of filter bag 3 becomes inclined, inclined circular conical surface on 3 baseplane outer end circumference of bag
Become fold (oblique fold).Whole filter bag 3 becomes truncated cone-shaped by cylinder.It is attached to remaining filter cake on filter bag 3 also therewith
Shaken off.
In the present embodiment, the operation principle of drive device is：Homalocephalus axle 14 is driven to rotate by brake cylinder 15, so as to
Strut two semicircle brake rings 11, expand the external profile diameter of two semicircle brake rings 11, and with the swelling of braked wheel 7, then
Rotation cylinder 17 drives second flange disk 10 to rotate, and so as to drive rotating wheel 8 to rotate, even if braked wheel 7 rotates, drives interior axle 5
Turn an angle.
The principle and its effect of the above embodiments only illustrative the invention, and the implementation that part uses
Example, not for the limitation present invention；It should be pointed out that for the person of ordinary skill of the art, wound of the present invention is not being departed from
On the premise of making design, various modifications and improvements can be made, these belong to protection scope of the present invention.
Claims (2)
1. the remaining filter cake remove device of scraper type centrifuge, it is characterised in that：Including being arranged on bowl inner bottom part
Rotary flange disk, rotary flange disk fit with bowl bottom, and inside the outer rim of rotary flange disk and centrifuge
Filter bag bottom be connected, centrifuge principal axis is internally provided with interior axle, relatively independent between interior axle and main shaft, one end of interior axle with
Rotary flange disk is connected, and the other end of interior axle is connected with the drive device that interior axle can be driven to turn an angle.
2. the remaining filter cake remove device of scraper type centrifuge according to claim 1, it is characterised in that：The driving dress
The structure put is：Braked wheel including being fixed on interior shaft end, connecting seat is fixed with the end of centrifuge principal axis, connects seat
It is coaxially disposed in the outside of braked wheel and with braked wheel, connecting seat is provided centrally with rotating wheel independent in contrast, rotation
The first flange disk and second flange disk being parallel to each other are provided with wheel, two semicircle brake rings are provided with first flange disk,
The braked wheel is cover type structure, and two semicircle brake rings are located in the cover type region of braked wheel, the one of two semicircle brake rings
End is connected by steady pin with first flange disk, and the other end of two semicircle brake rings is connected by spring, and two semicircles
One end end set that brake ring is connected by spring has homalocephalus axle, and brake cylinder is provided with second flange disk, brake cylinder
Motion bar is connected by the connecting plate that brakes with homalocephalus axle, and rotation cylinder is provided with connecting seat, and the motion bar of rotation cylinder leads to
Rotation connection plate is crossed with second flange disk to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610115448.7A CN105562220B (en) | 2016-03-02 | 2016-03-02 | The remaining filter cake remove device of scraper type centrifuge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610115448.7A CN105562220B (en) | 2016-03-02 | 2016-03-02 | The remaining filter cake remove device of scraper type centrifuge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105562220A CN105562220A (en) | 2016-05-11 |
| CN105562220B true CN105562220B (en) | 2017-12-05 |
Family
ID=55873171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610115448.7A Active CN105562220B (en) | 2016-03-02 | 2016-03-02 | The remaining filter cake remove device of scraper type centrifuge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105562220B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106423593A (en) * | 2016-09-26 | 2017-02-22 | 江苏华大离心机制造有限公司 | Removing method of residual filter cakes in horizontal scraper unloading centrifuge and filter cloth driving mechanism |
| CN107297283B (en) * | 2017-06-29 | 2023-03-28 | 苏州盛天力离心机制造有限公司 | Bag pulling driving device of rotary bag pulling centrifugal machine |
| CN109499789B (en) * | 2018-12-24 | 2024-05-28 | 重庆江北机械有限责任公司 | Filter bag pulling and twisting device of filter centrifuge |
| CN110721829A (en) * | 2019-11-18 | 2020-01-24 | 江苏同泽过滤科技有限公司 | Filter bag torsional type discharging device in centrifugal machine |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3771715A (en) * | 1970-11-24 | 1973-11-13 | Escher Wyss Ag | Self-cleaning centrifugal separator |
| DE3343938A1 (en) * | 1983-12-05 | 1985-06-13 | Krauss-Maffei AG, 8000 München | BEARING SEAL FOR A CENTRIFUGE |
| SE8403182D0 (en) * | 1984-06-14 | 1984-06-14 | Alfa Laval Ab | centrifugal |
| DE19646038C2 (en) * | 1996-11-08 | 1998-08-06 | Heinkel Ind Zentrifugen | Inverting filter centrifuge |
| AU5595299A (en) * | 1998-10-20 | 2000-05-04 | Fleetguard, Inc. | Cone-stack centrifuge with particle retention capability |
| DE19922236C2 (en) * | 1999-05-14 | 2002-10-24 | Westfalia Separator Ag | Centrifuge and process for its operation |
| CN2576347Y (en) * | 2002-09-27 | 2003-10-01 | 北京化工大学 | Bag-turning type filtering centrifuge |
| CN202387592U (en) * | 2011-11-29 | 2012-08-22 | 重庆江北机械有限责任公司 | Cleaning device for residual filter cake layer of horizontal type scraper centrifugal machine |
| CN104759356A (en) * | 2015-04-30 | 2015-07-08 | 江苏赛德力制药机械制造有限公司 | Residual filter cake removing device of horizontal type scraper centrifugal machine |
| CN205570561U (en) * | 2016-03-02 | 2016-09-14 | 苏州盛天力离心机制造有限公司 | Scraper formula centrifuge's remaining filter cake clearing device |
-
2016
- 2016-03-02 CN CN201610115448.7A patent/CN105562220B/en active Active
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|---|---|
| CN105562220A (en) | 2016-05-11 |
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