CN111979825A - Stator defibering toothed plate with bionic duckbill-shaped flow guide end - Google Patents
Stator defibering toothed plate with bionic duckbill-shaped flow guide end Download PDFInfo
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- CN111979825A CN111979825A CN202010518095.1A CN202010518095A CN111979825A CN 111979825 A CN111979825 A CN 111979825A CN 202010518095 A CN202010518095 A CN 202010518095A CN 111979825 A CN111979825 A CN 111979825A
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- Prior art keywords
- stator
- untwining
- rack
- toothed plate
- bionic
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D1/00—Methods of beating or refining; Beaters of the Hollander type
- D21D1/20—Methods of refining
- D21D1/30—Disc mills
- D21D1/306—Discs
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Abstract
The invention discloses a stator untwining toothed plate with a bionic duckbill-shaped flow guiding end, which is mounted on a static seat of an untwining machine, and is used for being matched with a rotor untwining toothed plate of a rotating seat of the untwining machine, and the stator untwining toothed plate is arranged in a way of being in planar contact with the rotor untwining toothed plate; the stator defibering toothed plate is characterized in that a plurality of rack units are circumferentially distributed on the stator defibering toothed plate, the racks extend from the inner edge to the outer edge in the radial direction and are S-shaped in the depth direction, a tooth groove is formed between every two adjacent racks in each rack unit, every two adjacent racks of each rack unit are combined into a whole wide tooth when the distance between every two adjacent racks is 20-200mm away from the inner edge, and a bionic duckbilled flow guide end is arranged at one end, opposite to the inner edge, of the whole wide tooth. The invention has the advantages of high wear resistance, good impact resistance, difficult tooth breakage, long service life, power consumption saving and the like.
Description
Technical Field
The invention relates to the field of pulping and papermaking and cellulose fiber preparation, in particular to a stator defibering toothed plate with a bionic duckbill-shaped flow guide end.
Background
The fluffer is composed of a movable gear ring group and a fixed gear ring group which are oppositely configured; during the defibering operation, the cellulose raw material flows in from the central opening of the static gear ring group and flows to the outer periphery direction along the gap between the movable gear ring and the static gear ring while being defibered. At present, the known defibering toothed plates are mainly of a labyrinth structure, the toothed plate structures are discontinuous trapezoidal or triangular bumps, and the contact surfaces of the rotor defibering toothed plate and the stator defibering toothed plate are meshed and non-planar in contact during working; when the movable gear ring rotates, the movable gear ring and the fixed gear ring form a meshing shape and move relatively, and cellulose raw materials entering between the two gear rings are defibered and separated; at the moment, because the cellulose raw material flows to the periphery in a small gap and has extrusion force in a centrifugal direction on the tooth sheets, the tooth sheets are often deformed outwards and even damaged, the gap between two circles is smaller, and even the adjacent outer circle tooth sheets are damaged, so that faults can be caused, and the operation is stopped. In addition, the defibering toothed plate often generates larger centrifugal pump output in high-speed operation, so that part of cellulose raw materials are thrown out without being fully treated, raw pulp is generated, the uniformity and the binding force of cellulose fibers are influenced, when the gaps of meshed toothed sheets of the rotor defibering toothed plate and the stator defibering toothed plate are larger, the defibering effect is poor, and the defibering efficiency is low; and therefore when needing to improve and dredge the effect, must reduce the clearance that rotor dredged the pinion rack and stator dredged the pinion rack again, the meshing form tooth piece still at this moment is damaged very easily, still can reduce the rate of appearing and dredge the life of pinion rack, influences normal production. The prior art can not well meet the treatment requirement of the cellulose raw material.
Chinese patent application No. CN01246765.0 discloses a ring gear component of a fluffer. The fluffer is formed by oppositely configuring a movable gear ring group and a fixed gear ring group; the gear ring is formed by a circular ring surface and tooth sheets arranged on the circular ring surface and is respectively fixed on the turntable and the shell; the tooth piece structure is a trapezoidal tooth piece, one end of the tooth piece structure, connected with the circular ring surface, is long, the other end of the tooth piece structure is short, and the outer side edge of the cantilever end of the trapezoidal tooth piece and the inner side of the circumference of the root of the trapezoidal tooth piece are arc-shaped.
Chinese patent with application number "CN 201821068627.0" discloses a decomposition gear disc of a waste paper high-frequency defiberizing machine, which comprises a positioning gear disc and a rotating gear disc; the positioning fluted disc is divided into a plurality of annular inner and outer grinding rings, and discharging hole grooves are formed inside and outside the inner and outer grinding rings; the outer ring of the rotary fluted disc is cast and formed with a disintegration block group, a plurality of matched circular grooves are formed in the outer ring of the rotary fluted disc, a diffusion group is cast and formed on the middle ring, the inner ring is a filling disintegration group, and the center of the inner ring is provided with a paper fiber charging barrel. The decomposition gear disc of the waste paper high-frequency fluffer is improved from the structure, and the common linear evacuation block in the market is changed into the irregular grinding block with a triangular shape and the like.
Chinese patent application No. CN201010155377.6 discloses a deflaker plate for use in a deflaker for reducing fiber flakes in a fiber slurry. The deflaker plate may include at least one annular ring comprising a plurality of teeth, wherein at least one tooth has a front surface, a rear surface, and an impact-generating side surface; the impact-generating side may be adapted to generate an impact force during operation such that the force corresponds to a first force vector urging slurry radially toward a center of the deflaker and a second force vector urging the slurry tangentially toward the front face.
Adopt the problem that the mediation pinion rack of above-mentioned prior art exists to lie in: the tooth sheet structure of the defibering toothed plate is still discontinuous bumps such as trapezoids or triangles, the defibering toothed plate is difficult to work under the condition of a lower gap, cellulose fibers are difficult to decompose and crush, the fiber length of the cellulose is not convenient to adjust, the defibering toothed plate has the defects of low wear resistance, poor impact resistance, easy tooth breakage, long service life, high power consumption and the like, the beating degree and the yield are difficult to improve, and the fiber devillicating and brooming degree of the cellulose cannot be improved; the resistance of feeding is big, and the water conservancy diversion effect that the raw materials got into the fluffy pinion rack is weak for the feeding is unblocked, leads to the raw materials often to block up the pinion rack and shut down, seriously influences production, and has seriously restricted fluffy quick-witted result of use and range of application.
Therefore, it is desirable to provide a stator untwining toothed plate to solve the above technical problems.
Disclosure of Invention
In order to solve the problems, the invention adopts the technical scheme that:
a stator defibering toothed plate with a bionic duckbill-shaped flow guide end is mounted on a static seat of a defibering machine and used for being matched with a rotor defibering toothed plate of a rotating seat of the defibering machine, and the stator defibering toothed plate is arranged in a matched mode in a plane contact mode towards the rotor defibering toothed plate; the utility model discloses a motor stator, including stator untwining pinion rack, rack unit, and two adjacent racks in the rack unit, the stator untwining pinion rack circumference distributes has a plurality of rack unit, the rack unit sets up between the inner edge and the outer fringe on stator untwining pinion rack surface, and every rack unit all includes a plurality of rack, the rack is radial to extending to the outer fringe and be the S-shaped for the depth direction from the inner edge, every be formed with the tooth' S socket between the adjacent rack in the rack unit, every two adjacent racks merge into an organic whole broadtooth when locating 20-200mm position apart from the inner edge of rack unit, integrative broadtooth is just equipped with bionical duckbilled shape drainage end to the one end of inner edge, bionical duckbilled.
Further, the tooth socket is an uninterrupted S-shaped channel.
Furthermore, the top of the rack is of a plane structure.
Further, the width of the rack is 1-10mm, the height of the rack is 3-20mm, and the maximum length of the rack is 1.1-1.5 times of the shortest distance between the inner edge and the outer edge.
Further, one end of the rack close to the inner edge is opposite to the rotating direction of the rotor untwining toothed plate and is inclined at an angle to the stator untwining toothed plate, and one end of the rack close to the outer edge is the same as the rotating direction of the rotor untwining toothed plate and is inclined at an angle to the stator untwining toothed plate.
Further, the rack is provided with a reverse 130-179-degree bend at a position 20-200mm away from the outer edge.
Further, the number of the integral wide teeth of each rack unit is 1-5, and the width of the integral wide teeth is 2-20 mm.
Furthermore, a groove is formed between every two adjacent integral wide teeth, and the width of the groove is 2-200 mm.
Furthermore, the stator defibering toothed plate is made of materials including, but not limited to, metal, stone, ceramic, tungsten carbide, zirconia, alumina, silicon carbide, polyphenylene sulfide, high-molecular polyethylene, MC6, and engineering plastics.
The invention has the beneficial effects that: the stator defibering toothed plate and the rotor defibering toothed plate are in plane fit arrangement, can work under the condition of lower clearance, have the advantages of improving the decomposition and crushing of cellulose fibers, adjusting the length of the cellulose fibers, being high in wear resistance, good in impact resistance, not prone to tooth breakage, long in service life, saving in power consumption and the like, can improve the beating degree and yield quickly, and improves the fibrillation degree of the cellulose fibers; the bionic duckbilled flow guide end with the integrated wide teeth reduces the resistance of feeding, enhances the flow guide effect of raw materials entering the defibering toothed plate, has the grooves between the adjacent integrated wide teeth, ensures smooth feeding, overcomes the defect of a gear ring of the existing defibering machine, and can be widely applied to the preparation of cellulose fibers by the high-frequency defibering machine.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
In the figure: 101. the bionic duck-bill-shaped flow guiding device comprises an inner edge 102, an outer edge 110, a rack 111, a rack top 120, a tooth groove 130, a wide tooth body 131, a bionic duck-bill-shaped flow guiding end 140 and a groove.
Detailed Description
As shown in fig. 1, a stator untwining toothed plate with a bionic duckbill-shaped diversion end is mounted on a stationary seat of an untwining machine and is used for being matched with a rotor untwining toothed plate of a rotating seat of the untwining machine.
The stator fluffing toothed plate is arranged in a plane contact manner towards the rotor fluffing toothed plate in a matched manner, and is non-meshed, so that the rotor fluffing toothed plate can work under the condition of lower clearance, and has the advantages of improving the decomposition and crushing of cellulose fibers, adjusting the length of the cellulose fibers, being high in wear resistance, good in impact resistance, not easy to break teeth, being long in service life, saving power consumption and the like.
The stator fluffing toothed plate is circumferentially provided with 10 rack units, the rack units are arranged between an inner edge 101 and an outer edge 102 of the surface of the stator fluffing toothed plate, each rack unit comprises a plurality of racks 110, the racks 110 radially extend from the inner edge 101 to the outer edge 102, and a tooth groove 120 which is an uninterrupted channel is formed between adjacent racks 110 in each rack unit.
Two adjacent racks 110 of each rack unit are combined into an integral wide tooth 130 at a position 80mm away from the inner edge 101, the width of the integral wide tooth 130 is 12mm, the strength of the rack 130 is increased, and the rack is not easy to break in work; the one end that integrative wide tooth 130 just is to inner edge 101 is equipped with bionical duckbilled and leads stream terminal 131, and bionical duckbilled edge that leads stream terminal 131 is flat circular-arc, has guaranteed that it has the sectional area of the integrative wide tooth towards inner edge 101 greatly when having higher intensity, has reduced the resistance of feeding, has strengthened the water conservancy diversion effect of getting into the mediation pinion rack to the cellulose raw materials, has stopped the pinion rack and has blockked up the embarrassment that leads to shutting down. .
The top 111 of the rack is a plane structure, the width of the rack 110 is 4mm, the height of the rack 110 is 10mm, and the maximum length of the rack 110 is 1.2 times of the shortest distance between the inner edge 101 and the outer edge 102.
One end of the rack 110 close to the inner edge 101 is opposite to the rotation direction of the rotor untwining toothed plate and is inclined to the stator untwining toothed plate at an angle, so that high pumping force is achieved; the rack 110 is provided with reverse 165-degree bending at a position 100mm away from the outer edge 102, one end of the rack 110 close to the outer edge 102 is in the same direction as the rotation direction of the rotor defibering toothed plate and is inclined to the stator defibering toothed plate at an angle, so that the rack 110 and the tooth grooves 120 are both S-shaped, the flow direction of cellulose suspension under certain concentration is changed from pumping to reverse pumping without interruption, raw pulp pumping caused by overhigh pumping force is avoided, and the defibering quality of cellulose fibers can be greatly improved.
The number of the integral wide teeth 130 of each rack unit is 1-5.
A groove 140 is formed between the adjacent integral wide teeth 130, and the width of the groove 140 is 2-200mm, so that the feeding is smooth.
The material of the stator defibering toothed plate comprises but is not limited to metal, stone, ceramic, tungsten carbide, zirconia, alumina, silicon carbide, polyphenylene sulfide, high-molecular polyethylene, MC6 and engineering plastic; the manufacturing of the rotor untwining toothed plate and the stator untwining toothed plate is very convenient and flexible, and the manufacturing of the stator untwining toothed plate can be completed by adopting various forming processes, including but not limited to casting, vulcanization, sintering, mechanical material reduction processing, welding, 3D printing material increase processing technology and the like.
Claims (9)
1. A stator defibering toothed plate with a bionic duckbill-shaped flow guide end is mounted on a static seat of a defibering machine and used for being matched with a rotor defibering toothed plate of a rotating seat of the defibering machine, and is characterized in that the stator defibering toothed plate is arranged in a matched mode in a plane contact mode facing the rotor defibering toothed plate; the utility model discloses a motor stator, including stator fluffy pinion rack, rack unit sets up between inner edge (101) and outer fringe (102) on stator fluffy pinion rack surface, and every rack unit all includes a plurality of rack (110), rack (110) are from inner edge (101) radial toward outer fringe (102) extend and be the S-shaped for the depth direction, every be formed with tooth' S socket (120) between adjacent rack (110) in the rack unit, every two adjacent rack (110) of rack unit are merged into integrative broadside teeth (130) apart from inner edge (101) when locating 20-200mm position, integrative broadside teeth (130) are just to being equipped with bionical duckbilled shape drainage end (131) to the one end of inner edge (101), the edge of bionical duckbilled drainage end (131) is flat circular-arc.
2. The stator untwining tooth plate with the bionic duckbill-shaped flow directing end according to claim 1, wherein the tooth grooves (120) are uninterrupted S-shaped channels.
3. The stator untwining toothed plate with the bionic duckbill-shaped flow directing end according to claim 1, wherein the rack top portion (111) has a planar structure.
4. The stator untwining toothed plate with the bionic duckbill-shaped flow guiding end according to claim 1, wherein the width of the rack (110) is 1-10mm, the height of the rack (110) is 3-20mm, and the maximum length of the rack (110) is 1.1-1.5 times of the shortest distance between the inner edge (101) and the outer edge (102).
5. The stator untwining tooth plate with the bionic duckbill-shaped flow guiding end according to claim 1, wherein an end of the rack (110) close to the inner edge (101) is opposite to a rotation direction of the rotor untwining tooth plate and is inclined at an angle to the stator untwining tooth plate, and an end of the rack (110) close to the outer edge (102) is same to the rotation direction of the rotor untwining tooth plate and is inclined at an angle to the stator untwining tooth plate.
6. The stator untwining toothed plate with the bionic duckbill-shaped flow guiding end according to claim 5, wherein the rack (110) is provided with a reverse 130 ° -179 ° bend at a position 20-200mm from the outer edge (102).
7. The stator untwining toothed plate with the bionic duckbill-shaped flow guiding end according to claim 1, wherein the number of the integral wide teeth (130) of each rack unit is 1-5, and the width of the integral wide teeth (130) is 2-20 mm.
8. The stator untwining toothed plate with the bionic duckbill-shaped flow guiding end according to claim 7, wherein a groove (140) is formed between adjacent integral wide teeth (130), and the width of the groove (140) is 2-200 mm.
9. The stator untwining toothed plate with the bionic duckbill-shaped flow guiding end according to claim 1, wherein the material of the stator untwining toothed plate comprises but is not limited to metal, stone, ceramic, tungsten carbide, zirconia, alumina, silicon carbide, polyphenylene sulfide, high molecular weight polyethylene, MC6 and engineering plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010518095.1A CN111979825A (en) | 2020-06-09 | 2020-06-09 | Stator defibering toothed plate with bionic duckbill-shaped flow guide end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010518095.1A CN111979825A (en) | 2020-06-09 | 2020-06-09 | Stator defibering toothed plate with bionic duckbill-shaped flow guide end |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111979825A true CN111979825A (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010518095.1A Pending CN111979825A (en) | 2020-06-09 | 2020-06-09 | Stator defibering toothed plate with bionic duckbill-shaped flow guide end |
Country Status (1)
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|---|---|
| CN (1) | CN111979825A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5425508A (en) * | 1994-02-17 | 1995-06-20 | Beloit Technologies, Inc. | High flow, low intensity plate for disc refiner |
| CN1303451A (en) * | 1998-08-19 | 2001-07-11 | 杜拉梅泰尔公司 | Refiner plate with chicanes |
| US6607153B1 (en) * | 1998-08-19 | 2003-08-19 | Durametal Corporation | Refiner plate steam management system |
| CN101605938A (en) * | 2007-02-08 | 2009-12-16 | 安德里兹有限公司 | The method that has the mechanical pulping abrasive disc and the design abrasive disc of scraggly front side wall on the crooked abrasive stick |
| CN102747642A (en) * | 2012-07-27 | 2012-10-24 | 福建铙山纸业集团有限公司 | Production process for marker paper |
| CN104328705A (en) * | 2014-10-30 | 2015-02-04 | 臧田良 | Cylindrical papermaking pulping machine combined grinding sheet |
| CN205821884U (en) * | 2016-05-25 | 2016-12-21 | 福建省晋江优兰发纸业有限公司 | A kind of paper-making paste mill combination abrasive disc being applied to the production of high beating degree copy paper |
| US20180345291A1 (en) * | 2017-06-05 | 2018-12-06 | J & L Fiber Services, Inc. | Refiner plate with wave-like groove profile |
-
2020
- 2020-06-09 CN CN202010518095.1A patent/CN111979825A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5425508A (en) * | 1994-02-17 | 1995-06-20 | Beloit Technologies, Inc. | High flow, low intensity plate for disc refiner |
| CN1303451A (en) * | 1998-08-19 | 2001-07-11 | 杜拉梅泰尔公司 | Refiner plate with chicanes |
| US6607153B1 (en) * | 1998-08-19 | 2003-08-19 | Durametal Corporation | Refiner plate steam management system |
| CN101605938A (en) * | 2007-02-08 | 2009-12-16 | 安德里兹有限公司 | The method that has the mechanical pulping abrasive disc and the design abrasive disc of scraggly front side wall on the crooked abrasive stick |
| CN102747642A (en) * | 2012-07-27 | 2012-10-24 | 福建铙山纸业集团有限公司 | Production process for marker paper |
| CN104328705A (en) * | 2014-10-30 | 2015-02-04 | 臧田良 | Cylindrical papermaking pulping machine combined grinding sheet |
| CN205821884U (en) * | 2016-05-25 | 2016-12-21 | 福建省晋江优兰发纸业有限公司 | A kind of paper-making paste mill combination abrasive disc being applied to the production of high beating degree copy paper |
| US20180345291A1 (en) * | 2017-06-05 | 2018-12-06 | J & L Fiber Services, Inc. | Refiner plate with wave-like groove profile |
Non-Patent Citations (1)
| Title |
|---|
| 张曙光: "《高速列车设计方法研究》", 31 January 2009 * |
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Application publication date: 20201124 |
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