CN104785380B - Horizontal screw decanter centrifuge achieving high abrasion performance - Google Patents
Horizontal screw decanter centrifuge achieving high abrasion performance Download PDFInfo
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- CN104785380B CN104785380B CN201510196035.1A CN201510196035A CN104785380B CN 104785380 B CN104785380 B CN 104785380B CN 201510196035 A CN201510196035 A CN 201510196035A CN 104785380 B CN104785380 B CN 104785380B
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- connecting portion
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- potsherd
- pusher blade
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Abstract
The invention provides a horizontal screw decanter centrifuge achieving high abrasion performance. The horizontal screw decanter centrifuge achieving high abrasion performance comprises a shell, a rotating drum, a spiral pusher and a feed pipe which are sequentially arranged from outside to inside, wherein the spiral pusher comprises a barrel and a continuous spiral pushing blade fixed to the barrel, and a ceramic plate is fixed to the outer edge of the pushing blade through a connecting part. According to the horizontal screw decanter centrifuge achieving high abrasion performance, the abrasion-resistant ceramic plate is arranged at the outer edge of the pushing blade, so that abrasion performance of the pushing blade is remarkably improved, the pushing blade is protected when humic acid is separated, the service life of the pushing blade is prolonged, and normal work of the centrifuge can be guaranteed for a long time because of the high abrasion performance of the ceramic plate.
Description
Technical field
The present invention relates to sedimentation-type centrifuge technical field, more particularly to a kind of sleeping spiral shell discharging sedimentation with high-wearing feature
Centrifuge.
Background technology
Horizontal spiral discharge sedimentation centrifuge is using having different densities in mixed liquor and immiscible light, heavy-fluid and solid
Phase, obtains the principle of different sinking speed in centrifugal force field, reaches separation layering or makes solid particles sediment in liquid
Purpose.The type energy automatic continuous operation, is widely used in the industrial departments such as chemical industry, light industry, food, ore dressing, in environment-friendly engineering
In be also preferable equipment.It is under the promotion of screw rod, with rotary drum small end solid-phase outlet row after solid phase particles are deposited in rotary drum
Go out.
Sleeping spiral shell discharging sedimentation centrifuge grinds comparatively fast in humic acid separation process Leaf, and humic acid species is more, wherein in
Coal slime is the main cause for causing abrasion, therefore centrifuge also needs to use with material contact component in horizontal screw centrifuge separation process
Different acid-resistant stainless steel or other materials, in the prior art, when separating humic acid can in blade surfacing cemented carbide powder,
Hardness is in HRC56-58, but less effective, just there is significantly abrasion after 24 continuous throughout the twenty-four hour24s 3 months, using 6 months
Afterwards mud extraction effect is greatly reduced, and abrasion is drastically.
The content of the invention
The technical problem to be solved in the present invention is：Separate in humic acid to solve existing sleeping spiral shell discharging sedimentation centrifuge
Process Leaf grinds problem faster, the invention provides a kind of sleeping spiral shell discharging sedimentation centrifuge with high-wearing feature is solving
Certainly the problems referred to above.
The technical solution adopted for the present invention to solve the technical problems is：A kind of sleeping spiral shell discharging sedimentation with high-wearing feature
Centrifuge, including shell, rotary drum, screw feeder, feed pipe, the shell, rotary drum, screw feeder and feed pipe from outward to
Inside set gradually, the screw feeder includes the continuous spiral helicine pusher blade on cylinder and fixed cylinder, described to push away
The outer rim of material blade is fixed with potsherd by connector.
Preferably, the material of the connector is stainless steel, the pusher blade is welded and fixed with the connector, institute
State and offer on potsherd through hole, screwed hole is provided with the connector, the potsherd is screwed with the connector.
Preferably, the potsherd includes the Part I that is connected as a single entity and Part II, the Part I and the
Two parts are the fan ring coaxial with the cylinder, and the Part II is the axial projection on Part I and near described the
The outward flange of a part is arranged, and the through hole is that the counterbore that axially opens up on Part I and the through hole are opened up at position
Middle part between the intrados of the Part II and the Inner cambered surfaces of Part I.
Preferably, the connector includes first connecting portion and second connecting portion, an axially left side for the first connecting portion
Side is connected as a single entity with the axial right flank of the second connecting portion, and the screwed hole is opened in the first connecting portion, institute
State potsherd to be screwed with the first connecting portion by screw and the axial right flank of the Part I and described
The axial left surface of one connecting portion is brought into close contact, and the intrados of the Part II is tight with the extrados of the first connecting portion
Laminating, the axial right flank of the second connecting portion and the intrados of the first connecting portion are solid with pusher blade welding
Fixed, the axial right flank of the second connecting portion is brought into close contact with the axial left surface of the pusher blade, first connection
The intrados in portion is brought into close contact with the extrados of the pusher blade.
Preferably, also having epoxy bond layer between the potsherd and the first connecting portion.
The invention has the beneficial effects as follows, this sleeping spiral shell discharging sedimentation centrifuge with high-wearing feature is in the outer of pusher blade
Wear-resisting potsherd is provided with edge so that the anti-wear performance of pusher blade is significantly improved, pusher blade is received when separating humic acid
To protection, its service life is extended, the high-wear resistance of potsherd is in the interior normal work for ensureing centrifuge for a long time.
Description of the drawings
With reference to the accompanying drawings and examples the present invention is further described.
Fig. 1 is that the partial structurtes of the optimum embodiment of the sleeping spiral shell discharging sedimentation centrifuge with high-wearing feature of the present invention are shown
It is intended to.
Fig. 2 is the radial cross-section of the potsherd of the sleeping spiral shell discharging sedimentation centrifuge with high-wearing feature of the present invention.
Fig. 3 is the axial view of the potsherd of the sleeping spiral shell discharging sedimentation centrifuge with high-wearing feature of the present invention.
1, Part I in figure, 2, Part II, 3, first connecting portion, 4, second connecting portion, 5, pusher blade, 6, ceramics
Piece.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.Conversely, this
Inventive embodiment includes all changes fallen in the range of the spirit and intension of attached claims, modification and is equal to
Thing.
In describing the invention, it is to be understood that term " first ", " second " etc. are not only used for describing purpose, and not
It is understood that to indicate or implying relative importance.In describing the invention, it should be noted that unless otherwise clearly regulation
And restriction, term " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected,
Or be integrally connected；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to by intermediary
It is indirectly connected to.For the ordinary skill in the art, above-mentioned term tool in the present invention can be understood with concrete condition
Body implication.Additionally, in describing the invention, unless otherwise stated, " multiple " are meant that two or more.
As shown in Fig. 1 ~ 3, the invention provides a kind of sleeping spiral shell discharging sedimentation centrifuge with high-wearing feature, including it is outer
Shell, rotary drum, screw feeder, feed pipe, shell, rotary drum, screw feeder and feed pipe set gradually from outside to inside, and spiral is pushed away
Glassware includes the continuous spiral helicine pusher blade 5 on cylinder and fixed cylinder, and the outer rim of pusher blade 5 is solid by connector
Surely there is potsherd 6, the material of connector is stainless steel, and pusher blade 5 is welded and fixed with connector, offers on potsherd 6 logical
Hole, is provided with screwed hole on connector, potsherd 6 includes Part I 1 and the Part II 2 being connected as a single entity, the He of Part I 1
Part II 2 is the fan ring coaxial with cylinder, and Part II 2 is axial projection and its extrados on Part I 1
It is the extension of the extrados of Part I 1, through hole is that the position that opens up of the counterbore and through hole for axially opening up on Part I 1 is in
Middle part between the intrados of Part II 2 and the Inner cambered surfaces of Part I 1, connector connects including first connecting portion 3 and second
Socket part 4, the axial left surface of first connecting portion 3 is connected as a single entity with the axial right flank of second connecting portion 4, and screwed hole is opened in
On one connecting portion 3, potsherd 6 is screwed and the axial right flank of Part I 1 and the by screw and first connecting portion 3
The axial left surface of one connecting portion 3 is brought into close contact, and intrados and the extrados of first connecting portion 3 of Part II 2 are brought into close contact,
The axial right flank of Part I 1 forms the seam relative to first connecting portion 3 with the intrados of Part II 2, and first connects
The axial left surface of socket part 3 forms the seam relative to potsherd 6, the axle of second connecting portion 4 with the extrados of second connecting portion 4
To the right the intrados of side and first connecting portion 3 is welded and fixed with pusher blade 5, the axial right flank of second connecting portion 4 with
The axial left surface of pusher blade 5 is brought into close contact, and intrados and the extrados of pusher blade 5 of first connecting portion 3 are brought into close contact,
Also there is epoxy bond layer between potsherd 6 and first connecting portion 3.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of the term not
Necessarily refer to identical embodiment or example.And, the specific features of description, structure, material or feature can be any
One or more embodiments or example in combine in an appropriate manner.
With the above-mentioned desirable embodiment according to the present invention as enlightenment, by above-mentioned description, relevant staff is complete
Entirely various change and modification can be carried out in the range of without departing from this invention technological thought.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to its technical scope is determined according to right.
Claims (3)
1. a kind of sleeping spiral shell discharging sedimentation centrifuge with high-wearing feature, including shell, rotary drum, screw feeder, feed pipe, institute
State shell, rotary drum, screw feeder and feed pipe to set gradually from outside to inside, the screw feeder includes cylinder and fixed cylinder
Continuous spiral helicine pusher blade on body, it is characterised in that：The outer rim of the pusher blade is fixed with pottery by connector
Ceramics；The material of the connector is stainless steel, and the pusher blade is welded and fixed with the connector, opens on the potsherd
Through hole is provided with, screwed hole is provided with the connector, the potsherd is screwed with the connector；The potsherd bag
The Part I and Part II being connected as a single entity is included, the Part I and Part II are the fan ring coaxial with the cylinder,
The Part II is the axial projection on Part I and arranges near the outward flange of the Part I that the through hole is
Axially open up the counterbore on Part I and the through hole opens up intrados and first of the position in the Part II
Middle part between partial Inner cambered surfaces.
2. there is as claimed in claim 1 the sleeping spiral shell discharging sedimentation centrifuge of high-wearing feature, it is characterised in that：The connector
Including first connecting portion and second connecting portion, the axial left surface of the first connecting portion is axially right with the second connecting portion
Side is connected as a single entity, and the screwed hole is opened in the first connecting portion, and the potsherd is connected by screw with described first
Socket part is screwed and the axial right flank of the Part I is brought into close contact with the axial left surface of the first connecting portion,
The intrados of the Part II is brought into close contact with the extrados of the first connecting portion, the axially right side of the second connecting portion
The intrados of face and the first connecting portion is welded and fixed with the pusher blade, the axial right flank of the second connecting portion
It is brought into close contact with the axial left surface of the pusher blade, the outer arc of the intrados of the first connecting portion and the pusher blade
Face is brought into close contact.
3. there is as claimed in claim 2 the sleeping spiral shell discharging sedimentation centrifuge of high-wearing feature, it is characterised in that：The potsherd
Also there is epoxy bond layer between the first connecting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510196035.1A CN104785380B (en) | 2015-04-23 | 2015-04-23 | Horizontal screw decanter centrifuge achieving high abrasion performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510196035.1A CN104785380B (en) | 2015-04-23 | 2015-04-23 | Horizontal screw decanter centrifuge achieving high abrasion performance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104785380A CN104785380A (en) | 2015-07-22 |
| CN104785380B true CN104785380B (en) | 2017-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510196035.1A Active CN104785380B (en) | 2015-04-23 | 2015-04-23 | Horizontal screw decanter centrifuge achieving high abrasion performance |
Country Status (1)
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| CN (1) | CN104785380B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR202020012092U2 (en) * | 2020-06-16 | 2021-12-28 | Pieralisi Do Brasil Ltda | CERAMIC TABLET AGGREGATE IN DEVICE |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK148736C (en) * | 1981-12-09 | 1986-03-03 | Alfa Laval Separation As | TRANSPORT SEAL, NAME FOR A DECANTER CENTER |
| JP3443147B2 (en) * | 1993-12-17 | 2003-09-02 | コトブキ技研工業株式会社 | Screw conveyor |
| CN2877877Y (en) * | 2006-03-20 | 2007-03-14 | 北票煤业有限责任公司机电总厂 | Screen mesh sedimentation centrifuge |
| CN201768628U (en) * | 2010-08-20 | 2011-03-23 | 上海市离心机械研究所有限公司 | Edge protective tile of centrifuge helical blade |
| CN202778737U (en) * | 2012-09-19 | 2013-03-13 | 丽水嘉泓科技咨询有限公司 | Spiral body of centrifugal machine |
| CN203018220U (en) * | 2012-12-12 | 2013-06-26 | 上海化工机械厂有限公司 | Sedimentation centrifuge anticorrosion vane |
| CN204620225U (en) * | 2015-04-23 | 2015-09-09 | 江苏恒亮离心机制造有限公司 | There is the sleeping spiral shell discharging sedimentation centrifuge of high-wearing feature |
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2015
- 2015-04-23 CN CN201510196035.1A patent/CN104785380B/en active Active
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| Publication number | Publication date |
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| CN104785380A (en) | 2015-07-22 |
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