CN108166301A - A kind of multi-functional pressure sieves rotor structure - Google Patents
A kind of multi-functional pressure sieves rotor structure Download PDFInfo
- Publication number
- CN108166301A CN108166301A CN201711432442.3A CN201711432442A CN108166301A CN 108166301 A CN108166301 A CN 108166301A CN 201711432442 A CN201711432442 A CN 201711432442A CN 108166301 A CN108166301 A CN 108166301A
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- China
- Prior art keywords
- rotor
- plate
- ring flat
- cylinder
- rotor cylinder
- Prior art date
- 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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- 239000002893 slag Substances 0.000 claims abstract description 36
- 238000011010 flushing procedure Methods 0.000 claims abstract description 10
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- 238000012216 screening Methods 0.000 claims description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 13
- 230000000694 effects Effects 0.000 description 10
- 239000000835 fiber Substances 0.000 description 10
- 239000002002 slurry Substances 0.000 description 10
- 229920001131 Pulp (paper) Polymers 0.000 description 9
- 239000012535 impurity Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000009510 drug design Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
- D21D5/02—Straining or screening the pulp
- D21D5/06—Rotary screen-drums
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
- D21D5/02—Straining or screening the pulp
- D21D5/16—Cylinders and plates for screens
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combined Means For Separation Of Solids (AREA)
- Paper (AREA)
Abstract
The invention discloses a kind of multi-functional pressures to sieve rotor structure, including columnar rotor cylinder, the connector sleeve connected for same shaft is equipped at the rotation axis of rotor cylinder, double-layer clapboard is equipped between the connector sleeve and rotor cylinder, double-layer clapboard is made of the upper strata ring flat-plate and lower floor's ring flat-plate of axially spaced setting, is formed between upper strata ring flat-plate and lower floor's ring flat-plate and connector sleeve and rotor cylinder and is eluriated room；It eluriates and is provided with flushing hole on the corresponding rotor cylinder side wall in room；Rotor cylinder, which is located to eluriate, is coaxially provided with sealed tube on the downside of room, sealed tube is located in rotor cylinder and gap is remained between rotor cylinder, which forms light slag delivery area；Lower floor's ring flat-plate is equipped with connection sealed tube inner cavity with eluriating the elutriation hole of room；Eluriate indoor be equipped with axially through equipped with light slag pipe；The peripheral surface of rotor cylinder is equipped with combined type rotor.The present invention, which realizes, excludes light slag function, included elutriation water function, energy-saving anti-blocking and high frequency zone function.
Description
Technical field
The present invention relates to screening installation technical field more particularly to a kind of multi-functional pressure sieve rotor structures.
Background technology
At this stage, pressurized screen is used as in domestic paper industry Pulping Line, most popular screening installation, technology day
Gradually ripe, domestic manufacturer's also technology transfer since most, is gradually transitions technological innovation, in all its bearings to pressurized screen
Make the adjustment for being more suitable for domestic papermaking enterprise.
The operation principle of pressurized screen is that slurry is oriented in a tangential direction into the top separation chamber of pressurized screen, and heavier object exists
The effect of centrifugal force is dumped into weight slag pipe, and the slurry after slagging-off enters screen cylinder and revolves the screening area between cylinder, and acceptable fiber passes through sieve
Hole（Seam）It is drawn by good slurry pipe, underproof slurry continues to move downward, be discharged in pressurized screen bottom by scum pipe, in deslagging
Pipe symmetric position is equipped with dilution water pipe injection dilution water, and there is the rotation of numerous protrusions on the high-speed rotating rotor cylinder surface in screen cylinder inside
Wing, each wing rear generates local decompression during rotation, so as to reach purification sieve pore（Seam）Effect.
Core component of the rotor cylinder as pressurized screen is the main body of equipment energy consumption, and the rotor cylinder of rational design is to pressure
Power sieve raising screening efficiency, reduction energy consumption play the role of conclusive.Rotor is required to realize following three points according to actual production
Function：Turbulent phenomenon can occur, enable hole or seam of the slurry stream by screen cylinder；Can generate make fiber by and impurity not
Can by flow field；Backwash effect can be generated, to clean screen cylinder.
Invention content
The present invention in order to solve the problems in the prior art, provides a kind of multi-functional pressure sieve rotor structure, the row of realizing
Except light slag function, included elutriation water function, energy-saving anti-blocking and high frequency zone function.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：A kind of multi-functional pressure sieves rotor structure, packet
Columnar rotor cylinder is included, the connector sleeve connected for same shaft, the connector sleeve are equipped at the rotation axis of rotor cylinder
Double-layer clapboard is equipped between rotor cylinder, double-layer clapboard is made of the upper strata ring flat-plate and lower floor's ring flat-plate of axially spaced setting,
The inner ring of upper strata ring flat-plate and lower floor's ring flat-plate is sealedly and fixedly connected with connector sleeve, and the outer ring of upper strata ring flat-plate and lower floor's ring flat-plate is with turning
Auxiliary cylinder body is sealedly and fixedly connected, and is formed between upper strata ring flat-plate and lower floor's ring flat-plate and connector sleeve and rotor cylinder and eluriates room；It eluriates
Flushing hole is provided on the corresponding rotor cylinder side wall in room；
Rotor cylinder, which is located to eluriate, is coaxially provided with sealed tube on the downside of room, sealed tube is located in rotor cylinder and is protected between rotor cylinder
There are gap, which forms light slag delivery area；
Lower floor's ring flat-plate is equipped with connection sealed tube inner cavity with eluriating the elutriation hole of room；Eluriate indoor be equipped with axially through equipped with light slag
Pipe, the lower end of light slag pipe are connected with light slag delivery area, and the upper end of light slag pipe is stretched out upwards eluriates room；
The peripheral surface of rotor cylinder is equipped with combined type rotor.
The upper end of the sealed tube is sealedly and fixedly connected with lower floor ring flat-plate, and the lower end of sealed tube extends downwardly rotor cylinder.
The upper strata ring flat-plate is the conical structure being flared upwardly and outwardly.
The combined type rotor is divided into up-flow rotor zones and screening rotor zones from the bottom to top, and up-flow rotor zones are included circumferentially
Direction tilts several up-flow rotor blocks of fixed setting, and up-flow rotor block sets one layer or more around the rotation axis of rotor cylinder
Layer, the bottom of up-flow rotor block are fixed at rotor cylinder outer surface, flow up and set between the side of rotor block and horizontal plane
It is angled；
Several screening rotor blocks that rotor zones include along the circumferential direction horizontal fixed setting are screened, screening rotor block is around rotor cylinder
Rotation axis one or more layers is set.
The shape of each layer screening rotor block is different, and the shape of every layer of screening rotor block is identical.
The up-flow rotor block includes the pressure pulse generating unit of front side and the suction pulse generating unit of rear side, and its
Several nests hole is offered on the lateral surface of pressure pulse generating unit.
Angular dimension between the side of the up-flow rotor block and horizontal plane is 35 °~90 °.
Angle between the side of the up-flow rotor block and horizontal plane is preferably 45 °.
Every layer of screening rotor block or up-flow rotor block are equally spaced, and each layer screening rotor block or up-flow rotor block are staggeredly point
Cloth.
Beneficial effects of the present invention：
1. the present invention excludes light slag function, included elutriation water function, energy-saving anti-blocking and height through the above technical solutions, realizing
Imitate screening function.
2. the present invention is equipped with by light slag delivery area and light slag pipe, light impurity can be by light in pulp liquor
Slag delivery area fast upward motion is finally sieved from light slag pipe discharge pressure；This structure can effectively prevent light slag in rotor
It accumulates while reduces the abrasion to rotor drum inner wall and lower floor's ring flat-plate in lower part.
And room, flushing hole and the cooperation for eluriating hole are eluriated, elutriation room can be entered, and pass through by eluriating hole by eluriating water
Flushing hole in rotor cylinder is sprayed water outward, thus has the function that improve fiber recovery.
3. the design of the present invention from optimization rotor is started with, by being combined, and various forms of rotor blocks according to not
The use position of slurry together and pressurized screen, is adjusted the arrangement rule of rotor block, so as to enhance the screening energy of pressurized screen
Power realizes energy saving, anti-blocking, high frequency zone purpose.The peripheral surface of rotor cylinder is divided into up-flow rotor from the bottom to top in the present invention
Area and screening rotor zones by changing the combining form of rotor rotor block, increase the part up-flow effect of paper pulp, so as to improve list
The efficiency of position volume screening acceptable fiber, reduces fiber content in slurry.Meanwhile such form strengthens the up-flow of rotor bottom
Effect greatly reduces the possibility that paper pulp forms floc sedimentation in rotor bottom.
Wherein, up-flow rotor zones include along the circumferential direction tilting several up-flow rotor blocks of fixed setting, flow up rotor block
Rotation axis around rotor cylinder sets one or more layers, and the angular dimension flowed up between the side of rotor block and horizontal plane is
35 °~90 °, preferably 45 ° of angles, the rotor of the structure design being capable of the rising of impeller stream；Up-flow rotor block includes the pressure of front side
Power pulses generation position and the suction pulse generating unit of rear side, and offer several nests in pressure pulse generating unit
Hole, can effectively reduce pulse, and reduce the frequency of pressure pulse.
Wherein, screening rotor zones include several screening rotor blocks of along the circumferential direction horizontal fixed setting, screen rotor block
Multilayer is set, and the shape of each layer screening rotor block is different around the rotation axis of rotor cylinder, every layer is screened rotor block
Shape is identical, can strengthen the screening capacity of rotor, so as to improve screening efficiency.
Description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the structure diagram that rotor block is flowed up in the present invention；
Fig. 3 is the structure diagram of A1 layers of screening rotor block in the present invention；
Fig. 4 is the structure diagram of A2 layers of screening rotor block in the present invention；
Fig. 5 is the structure diagram of A3 layers of screening rotor block in the present invention.
Specific embodiment
As shown in Figures 1 to 5, a kind of multi-functional pressure of the invention sieve rotor structure, including columnar rotor cylinder
1, the connector sleeve 6 connected for same shaft is equipped at the rotation axis of rotor cylinder 1, between the connector sleeve 6 and rotor cylinder 1
Equipped with double-layer clapboard, double-layer clapboard is made of the upper strata ring flat-plate 3 and lower floor's ring flat-plate 4 of axially spaced setting, upper strata ring flat-plate 3 be to
Upper and flaring out conical structure, lower floor's ring flat-plate 4 are horizontally disposed.The inner ring of upper strata ring flat-plate 3 and lower floor's ring flat-plate 4 is and connector sleeve
6 are sealedly and fixedly connected, and the outer ring of upper strata ring flat-plate 3 and lower floor's ring flat-plate 4 is sealedly and fixedly connected with rotor cylinder 1,3 He of upper strata ring flat-plate
It is formed between lower floor's ring flat-plate 4 and connector sleeve 6 and rotor cylinder 1 and eluriates room；It eluriates and is provided on corresponding 1 side wall of rotor cylinder in room
Flushing hole 9.In the present embodiment, upper strata ring flat-plate 3 is set as the conical structure being flared upwardly and outwardly, increases and eluriates region, can be with
Screening effect is improved to the greatest extent.
Rotor cylinder 1 is located to eluriate is coaxially provided with sealed tube 5 on the downside of room, and the upper end of the sealed tube 5 is sealed with lower floor ring flat-plate 4
It is fixedly connected, the lower end of sealed tube 5 extends downwardly rotor cylinder 1.Sealed tube 5 is located in rotor cylinder 1 and is protected between rotor cylinder 1
There are gap, which forms light slag delivery area.
Lower floor's ring flat-plate 4 is equipped with connection 5 inner cavity of sealed tube with eluriating the elutriation hole 10 of room；Eluriate it is indoor be equipped with axially through
Equipped with light slag pipe 2, the lower end of light slag pipe 2 is connected with light slag delivery area, and the upper end of light slag pipe 2 is stretched out upwards eluriates room.
The design of sealed tube 5 ensures that eluriate water enters room to be eluriated from the elutriation hole 10 on lower floor's ring flat-plate 4 as far as possible, together
When can prevent light impurity enter water area to be eluriated.
The present invention is equipped with by light slag delivery area and light slag pipe 2, and light impurity can pass through light slag in pulp liquor
Delivery area fast upward motion is finally sieved from light 2 discharge pressure of slag pipe；This structure can effectively prevent light slag under rotor
It accumulates while reduces the abrasion to rotor cylinder inner wall and lower floor's ring flat-plate in portion.
And room, flushing hole 9 and the cooperation for eluriating hole 10 are eluriated, elutriation room can be entered by eluriating hole 10 by eluriating water,
And pass through the flushing hole 9 in rotor cylinder 1 and spray water outward, thus have the function that improve fiber recovery.
The peripheral surface of rotor cylinder 1 be equipped with combined type rotor, the combined type rotor be divided into from the bottom to top up-flow rotor zones and
Rotor zones are screened, up-flow rotor zones include along the circumferential direction tilting several up-flow rotor blocks 8 of fixed setting, up-flow rotor block 8
Bottom be fixed at 1 outer surface of rotor cylinder, be provided with angle [alpha] between the side of up-flow rotor block 8 and horizontal plane, the angle
It is preferably 45 ° to spend α.In the present embodiment, up-flow rotor block 8 is set two layers around the rotation axis of rotor cylinder.
The up-flow rotor block 8 includes the pressure pulse generating unit of front side and the suction pulse generating unit of rear side, and
Several nests hole 81 is offered on the lateral surface of its pressure pulse generating unit, pulse can be effectively reduced, and reduce pressure
The frequency of pulse.
Several screening rotor blocks 7 that rotor zones include along the circumferential direction horizontal fixed setting are screened, screening rotor block 7 rotates
The rotation axis of auxiliary cylinder body sets three layers, respectively A1 layer, A2 layers and A3 layers, and each layer screens the shape of rotor block 7 mutually not phase
Together, the shape of every layer of screening rotor block 7 is identical, can strengthen the screening capacity of rotor, so as to improve screening efficiency.
In the present embodiment, every layer of screening rotor block 7 or up-flow rotor block 8 are equally spaced, each layer screening rotor block 7 or up-flow
Rotor block 8 is interspersed.
Three kinds in Fig. 3 to Fig. 5 screening rotor blocks commonly use wedge-shaped rotor block form for pressurized screen, the up-flow rotor in Fig. 2
Block is up-flow sieve Special rotary wing；By being combined to two types rotor block, thus it is possible to vary starch the direction of stream, strengthen rotor
The screening capacity of a certain layer, so as to improve screening efficiency.
As shown in Figure 1, its display is the simple combination mode of two types rotor block, such mode, which can strengthen, to be turned
The up-flow effect of sub- bottom reduces paper pulp and forms the possibility of floc sedimentation in rotor bottom, while extend the screening time of paper pulp,
Improve screening efficiency.
The present invention at the rotor of rotor by being combined to various forms of rotor blocks, and according to different slurries and
Pressurized screen uses position, and the arrangement rule of rotor block is adjusted, and enhances the screening capacity of pressurized screen, realizes energy saving, anti-
Stifled, high frequency zone purpose.
Specific in the present embodiment, the peripheral surface of rotor cylinder is divided into up-flow rotor zones and screening rotor zones from the bottom to top,
By changing the combining form of rotor rotor block, increase the part up-flow effect of paper pulp, so as to improve unit volume screening qualification
The efficiency of fiber reduces fiber content in slurry.Meanwhile such form strengthens the up-flow effect of rotor bottom, substantially reduces
Paper pulp forms the possibility of floc sedimentation in rotor bottom.
The operation principle of the present invention is as follows：
In press device screening process, paper pulp rotates under the drive of rotor, and qualified fiber passes through sieve pore（Seam）
Next procedure is entered by good slurry pipe, for heavy seeds directly from weight slag nozzle discharge, light impurity can be under rotor effect upwards with paper pulp
Movement, a part of light impurity can enter the light slag conveying zone position among rotor cylinder 1 and sealed tube 5, and light impurity can be at this time
It is continued up by light slag pipe 2, eventually by light 2 mouthfuls of discharge pressure sieves of slag pipe；There is an also fixed number in rotor cylinder 1
The flushing hole 9 of amount, paper pulp can be eluriated by this flushing hole by eluriating water, improve the rate of recovery of fiber, while rinse sieve
Drum surface, can prevent sieve pore（Seam）It blocks.
The present invention excludes light slag function, included elutriation water function, energy-saving anti-blocking and height through the above technical solutions, realizing
Imitate screening function.
The above embodiments are only used to illustrate and not limit the technical solutions of the present invention, although with reference to above-described embodiment to this hair
It is bright to be described in detail, it will be understood by those of ordinary skill in the art that：Still can the present invention be modified or be waited
With replacing, without departing from the spirit or scope of the invention, or any substitutions, the power in the present invention should all be covered
In sharp claimed range.
Claims (9)
1. a kind of multi-functional pressure sieves rotor structure, including columnar rotor cylinder, it is equipped at the rotation axis of rotor cylinder
The connector sleeve connected for same shaft, it is characterised in that：Be equipped with double-layer clapboard between the connector sleeve and rotor cylinder, it is double-deck every
Plate is made of the upper strata ring flat-plate and lower floor's ring flat-plate of axially spaced setting, and the inner ring of upper strata ring flat-plate and lower floor's ring flat-plate is and connector sleeve
It is sealedly and fixedly connected, the outer ring of upper strata ring flat-plate and lower floor's ring flat-plate is sealedly and fixedly connected with rotor cylinder, upper strata ring flat-plate and lower floor
It is formed between ring flat-plate and connector sleeve and rotor cylinder and eluriates room；It eluriates and is provided with flushing hole on the corresponding rotor cylinder side wall in room；
Rotor cylinder, which is located to eluriate, is coaxially provided with sealed tube on the downside of room, sealed tube is located in rotor cylinder and is protected between rotor cylinder
There are gap, which forms light slag delivery area；
Lower floor's ring flat-plate is equipped with connection sealed tube inner cavity with eluriating the elutriation hole of room；Eluriate indoor be equipped with axially through equipped with light slag
Pipe, the lower end of light slag pipe are connected with light slag delivery area, and the upper end of light slag pipe is stretched out upwards eluriates room；
The peripheral surface of rotor cylinder is equipped with combined type rotor.
2. multi-functional pressure according to claim 1 sieves rotor structure, it is characterised in that：The upper end of the sealed tube and lower floor
Ring flat-plate is sealedly and fixedly connected, and the lower end of sealed tube extends downwardly rotor cylinder.
3. multi-functional pressure according to claim 1 or 2 sieves rotor structure, it is characterised in that：The upper strata ring flat-plate be to
Upper and flaring out conical structure.
4. multi-functional pressure according to claim 1 sieves rotor structure, it is characterised in that：The combined type rotor by down toward
On be divided into up-flow rotor zones and screening rotor zones, up-flow rotor zones include along the circumferential direction tilt fixed setting several up-flows rotation
Wing, up-flow rotor block set one or more layers around the rotation axis of rotor cylinder, and the bottom of up-flow rotor block is fixed at
Rotor cylinder outer surface is set angled between the side of up-flow rotor block and horizontal plane；
Several screening rotor blocks that rotor zones include along the circumferential direction horizontal fixed setting are screened, screening rotor block is around rotor cylinder
Rotation axis one or more layers is set.
5. multi-functional pressure according to claim 4 sieves rotor structure, it is characterised in that：The shape of each layer screening rotor block
Different, the shape of every layer of screening rotor block is identical.
6. multi-functional pressure according to claim 4 sieves rotor structure, it is characterised in that：Before the up-flow rotor block includes
The pressure pulse generating unit of side and the suction pulse generating unit of rear side, and opened on the lateral surface of its pressure pulse generating unit
It is cheated equipped with several nests.
7. the multi-functional pressure sieve rotor structure according to claim 4 or 5 or described in 6, it is characterised in that：The up-flow rotor block
Side and horizontal plane between angular dimension be 35 °~90 °.
8. multi-functional pressure according to claim 7 sieves rotor structure, it is characterised in that：The side of the up-flow rotor block
Angle between horizontal plane is preferably 45 °.
9. according to claim 4 or 5 or 6 multi-functional pressures stated sieve rotor structures, it is characterised in that：Every layer screening rotor block or
Up-flow rotor block is equally spaced, and each layer screening rotor block or up-flow rotor block are interspersed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711432442.3A CN108166301B (en) | 2017-12-26 | 2017-12-26 | Multifunctional pressure screen rotor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711432442.3A CN108166301B (en) | 2017-12-26 | 2017-12-26 | Multifunctional pressure screen rotor structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108166301A true CN108166301A (en) | 2018-06-15 |
| CN108166301B CN108166301B (en) | 2023-08-18 |
Family
ID=62520869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711432442.3A Active CN108166301B (en) | 2017-12-26 | 2017-12-26 | Multifunctional pressure screen rotor structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108166301B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110373930A (en) * | 2019-08-12 | 2019-10-25 | 山东晨钟机械股份有限公司 | A kind of fine screen rotor and fine screening machine |
| CN111424458A (en) * | 2020-04-30 | 2020-07-17 | 郑州磊展科技造纸机械有限公司 | Pressure screen rotor using airfoil-shaped rotary wing panel and pressure screen |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1335191C (en) * | 1989-03-22 | 1995-04-11 | Ahlstrom Machinery Oy | Screening method and apparatus for light reject removal |
| CN1853014A (en) * | 2003-09-24 | 2006-10-25 | 差佐纸业股份有限公司 | A thickener for concentration of fibre suspensions |
| CN201109887Y (en) * | 2007-08-08 | 2008-09-03 | 李风宁 | Intermittent Pressure Screening Machine |
| CN101400852A (en) * | 2006-03-17 | 2009-04-01 | 安德里兹私人有限公司 | Arrangement in screening apparatus |
| US20120000619A1 (en) * | 2009-03-19 | 2012-01-05 | Metso Paper, Inc. | Arrangement, system and method for treatment of cellulose pulp |
| CN202131532U (en) * | 2011-06-27 | 2012-02-01 | 山东杰锋机械制造有限公司 | Indraft-type pulping pressure screen |
| CN104233895A (en) * | 2014-09-02 | 2014-12-24 | 郑州运达造纸设备有限公司 | Up-flow pressure pulp screen |
| CN208104878U (en) * | 2017-12-26 | 2018-11-16 | 郑州运达造纸设备有限公司 | A kind of multi-functional pressure sieve rotor structure |
-
2017
- 2017-12-26 CN CN201711432442.3A patent/CN108166301B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1335191C (en) * | 1989-03-22 | 1995-04-11 | Ahlstrom Machinery Oy | Screening method and apparatus for light reject removal |
| CN1853014A (en) * | 2003-09-24 | 2006-10-25 | 差佐纸业股份有限公司 | A thickener for concentration of fibre suspensions |
| CN101400852A (en) * | 2006-03-17 | 2009-04-01 | 安德里兹私人有限公司 | Arrangement in screening apparatus |
| CN201109887Y (en) * | 2007-08-08 | 2008-09-03 | 李风宁 | Intermittent Pressure Screening Machine |
| US20120000619A1 (en) * | 2009-03-19 | 2012-01-05 | Metso Paper, Inc. | Arrangement, system and method for treatment of cellulose pulp |
| CN202131532U (en) * | 2011-06-27 | 2012-02-01 | 山东杰锋机械制造有限公司 | Indraft-type pulping pressure screen |
| CN104233895A (en) * | 2014-09-02 | 2014-12-24 | 郑州运达造纸设备有限公司 | Up-flow pressure pulp screen |
| CN208104878U (en) * | 2017-12-26 | 2018-11-16 | 郑州运达造纸设备有限公司 | A kind of multi-functional pressure sieve rotor structure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110373930A (en) * | 2019-08-12 | 2019-10-25 | 山东晨钟机械股份有限公司 | A kind of fine screen rotor and fine screening machine |
| CN111424458A (en) * | 2020-04-30 | 2020-07-17 | 郑州磊展科技造纸机械有限公司 | Pressure screen rotor using airfoil-shaped rotary wing panel and pressure screen |
| CN111424458B (en) * | 2020-04-30 | 2022-03-22 | 郑州磊展科技造纸机械有限公司 | Pressure screen rotor using airfoil-shaped rotary wing panel and pressure screen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108166301B (en) | 2023-08-18 |
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