CN105553146A - Self-driving disk type rotor used for Raymond mill powder selecting machine - Google Patents
Self-driving disk type rotor used for Raymond mill powder selecting machine Download PDFInfo
- Publication number
- CN105553146A CN105553146A CN201610047108.5A CN201610047108A CN105553146A CN 105553146 A CN105553146 A CN 105553146A CN 201610047108 A CN201610047108 A CN 201610047108A CN 105553146 A CN105553146 A CN 105553146A
- Authority
- CN
- China
- Prior art keywords
- wheel hub
- fixed shaft
- central fixed
- self
- trim ring
- 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.)
- Granted
Links
- 239000000843 powder Substances 0.000 title claims abstract description 47
- 238000004804 winding Methods 0.000 claims abstract description 19
- 210000004907 gland Anatomy 0.000 claims description 6
- 241000826860 Trapezium Species 0.000 claims description 3
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000428 dust Substances 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000009347 mechanical transmission Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/18—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with coil systems moving upon intermittent or reversed energisation thereof by interaction with a fixed field system, e.g. permanent magnets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Crushing And Pulverization Processes (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention relates to the field of Raymond mill powder selecting equipment, in particular to a self-driving disk type rotor used for a Raymond mill powder selecting machine. By adopting direct driving of a self-driving permanent magnetic rotor, the self-driving disk type rotor is high in powder selection efficiency and good in energy-saving and emission-reducing effects and can accurately control the powder selection fineness. The self-driving disk type rotor comprises a wheel hub, wherein a blade disc is arranged on the wheel hub; blades are arranged on the blade disc; a permanent magnet is arranged on the inner wall of the wheel hub; a central fixed shaft is further arranged in the wheel hub; the central fixed shaft and the wheel hub are coaxially arranged; a stator winding is arranged on the central fixed shaft; the stator winding and the permanent magnet are arranged in a non-contact manner; a magnetic field is generated after the stator winding is electrified; and the permanent magnet drives the wheel hub to rotate under the magnetic field, so that the whole rotor is driven to rotate. Compared with motor driving, the rotor is free of mechanical transmission or mechanical energy consumption, the rotor speed is controllable, and then the fineness of selected dust is accurately controlled.
Description
Technical field
The present invention relates to Raymond mill and select powder equipment field, be specifically related to a kind ofly to adopt self-powered p-m rotor Direct driver, select that powder rate is high, effects of energy saving and emission reduction good, accurately can control to select the self-powered disk rotor for Raymond mill powder concentrator of powder fineness.
Background technology
The disk rotor of current Raymond mill powder concentrator is all be with central shaft to rotate by external motor by belt pulley, reductor etc. thus disk rotor on band central shaft rotates and carries out selecting powder.Owing to there being the mechanical transfer parts such as reductor, have energy loss, transmission efficiency is also low, selects powder fineness uncontrollable.
Summary of the invention
The external motor band central shaft rotation that the object of the invention is to overcome existing disk rotor used is carried out selecting powder, energy loss is had due to mechanical transfer, the deficiency that transmission efficiency is low, and provide a kind of rational in infrastructure, adopt self-powered p-m rotor Direct driver, effects of energy saving and emission reduction good, select powder rate high and accurately can control to select the self-powered disk rotor for Raymond mill powder concentrator of powder fineness.
Technical scheme of the present invention is achieved in that
A kind of self-powered disk rotor for Raymond mill powder concentrator, what comprise powder concentrator and be positioned at powder concentrator inside selects powder gusset, a wheel hub vertically arranged also is comprised in powder concentrator, described wheel hub is cylindrical barrel structure and the periphery of wheel hub is provided with horizontal flange, horizontal flange is around wheel hub and arrange perpendicular to wheel hub, horizontal flange is provided with the leaf dish of annular, the bottom even of leaf dish is provided with one group of blade, the medial end of blade is near the end of horizontal flange, the inwall of described wheel hub is provided with an equally distributed group permanent-magnet, permanent magnet and wheel hub inwall are fitted and are vertically arranged, described wheel hub inside is also provided with a central fixed shaft, central fixed shaft and wheel hub are coaxially arranged, the periphery of central fixed shaft is provided with stator winding, for noncontact is arranged between stator winding and permanent magnet, the top of described wheel hub is provided with upper cover, is provided with upper bearing (metal) between upper cover and central fixed shaft, and the bottom of wheel hub is provided with lower cover, is provided with lower bearing between lower cover and central fixed shaft.
Be provided with stator winding through wires hole in described central fixed shaft, one end of stator winding through wires hole is positioned at the bottom center of central fixed shaft, and the other end is positioned on the madial wall of central fixed shaft.
The top of described upper cover is provided with gland, the top of central fixed shaft is positioned at the below of gland through upper cover, the bottom of central fixed shaft is passed lower cover and is penetrated and selects powder gusset, is positioned to select in the central fixed shaft of powder gusset inside to be provided with fixed cover, and the bottom of central fixed shaft is provided with nut.
Described horizontal flange is provided with the equally distributed through hole of vertical direction, is provided with bolt in through hole and fixes leaf dish.
Described blade is bolted on Ye Panshang, the bottom of blade is also provided with the first trim ring and the second trim ring, first trim ring and the second trim ring are the annular gasket arranged with one heart, the radius of the first trim ring is greater than the radius of the second trim ring, bolt runs through the first trim ring, the second trim ring and blade and leaf dish respectively, blade and leaf dish is fixed together.
Described blade is the platy structure of right-angled trapezium shape.
Good effect of the present invention is: the self-powered disk rotor for Raymond mill powder concentrator provided by the invention is originally as the permanent-magnet disk rotor containing blade, rotor rotates around fixed axis, fixed axis there are direct current or AC stator winding, can produce magnetic field after winding energising, the active force that permanent magnet receives magnetic field just can drive whole rotor to rotate.Compared with employing self-powered p-m rotor Direct driver and conventional motors are driven by machine driving, efficiency improves more than 5%, and effects of energy saving and emission reduction is good; Adopt self-powered rotor, mechanical hop, reliability is high; Adopt self-powered rotor, accurately can control rotor speed, thus accurately control selected dust fineness.
Accompanying drawing explanation
Fig. 1 is that master of the present invention looks sectional structure schematic diagram.
Fig. 2 is the plan structure schematic diagram of self-powered disk rotor of the present invention.
Fig. 3 is the axial sectional structure schematic diagram of wheel hub of the present invention.
Fig. 4 is that A-A in Fig. 1 is to sectional structure schematic diagram.
Embodiment
As Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4, a kind of self-powered disk rotor for Raymond mill powder concentrator, what comprise powder concentrator 1 and be positioned at powder concentrator 1 inside selects powder gusset 2, a wheel hub 3 vertically installed also is comprised in powder concentrator 1, wheel hub 3 is cylindrical barrel structure and the periphery of wheel hub 3 has horizontal flange 4, horizontal flange 4 is around wheel hub 3 and arrange perpendicular to wheel hub 3, horizontal flange 4 is provided with the equally distributed through hole 17 of vertical direction, the interior bolt of through hole 17 is provided with the leaf dish 5 of annular, the bottom of leaf dish 5 is provided with equally distributed one group of blade 6 by bolt, blade 6 is the platy structure of right-angled trapezium shape, the medial end of blade 6 is near the end of horizontal flange 4, the bottom of blade 6 is also provided with the first trim ring 18 and the second trim ring 19, first trim ring 18 and the second trim ring 19 are the annular gasket arranged with one heart, the radius of the first trim ring 18 is greater than the radius of the second trim ring 19, first trim ring 18 and the second trim ring 19 are provided with screw that is equally distributed and bolt matching, bolt runs through the first trim ring 18 and blade 6 and leaf dish 5 and the second trim ring 19 and blade 6 and leaf dish 5 respectively by screw, blade 6 and leaf dish 5 are fixed together,
The inwall of wheel hub 3 is provided with perpendicular to wheel hub 3 and the screwed hole extended in wheel hub 3, wheel hub 3 inwall is connected with one group of equally distributed permanent magnet 7 by screwed hole, permanent magnet 7 and wheel hub 3 inwall are fitted and are vertically arranged, wheel hub 3 inside is also provided with a central fixed shaft 8, central fixed shaft 8 and wheel hub 3 are coaxially arranged, the periphery of central fixed shaft 3 is provided with the stator winding 9 of interchange or direct current, for noncontact is arranged between stator winding 9 and permanent magnet 7, stator winding through wires hole 14 is provided with in central fixed shaft 8, one end of stator winding through wires hole 14 is positioned at the bottom center of central fixed shaft 8, the other end is positioned on the madial wall of central fixed shaft 8, the top of wheel hub 3 is provided with upper cover 10, the top of upper cover 10 is provided with gland 15, upper bearing (metal) 11 is provided with between upper cover 10 and central fixed shaft 8, the top of central fixed shaft 5 is positioned at the below of gland 15 through upper cover 10, the bottom of wheel hub 3 is provided with lower cover 12, lower bearing 13 is provided with between lower cover 12 and central fixed shaft 8, the bottom of central fixed shaft 8 is passed lower cover 12 and is penetrated and selects powder gusset 2, be positioned to select the central fixed shaft 8 of powder gusset 2 inside is set with fixed cover 16 and is fixed on and select powder gusset 2, the bottom of central fixed shaft 8 is screwed with the further fixed center fixed axis 8 of nut.
Operation principle: when stator winding is by direct current or frequency-changing AC electricity, produce the rotating magnetic field synchronous with supply frequency, because disk rotor is equipped with the permanent magnet made with permanent magnetic material, rotates around central shaft under the active force of the rotating magnetic field that it produces at stator winding, thus drive disk rotor starts rotation and carries out selecting powder to operate, relative to driven by motor, mechanical is transmitted, and decrease mechanical energy consumption, reliability is high, grinding efficiency improves more than 5%, and effects of energy saving and emission reduction is good; Adopt the self-powered disk rotor of permanent magnet, rotating speed can accurately control, thus accurately controls the fineness of selected dust.
Claims (6)
1. the self-powered disk rotor for Raymond mill powder concentrator, what comprise powder concentrator and be positioned at powder concentrator inside selects powder gusset, it is characterized in that: in powder concentrator, also comprise a wheel hub vertically arranged, described wheel hub is cylindrical barrel structure and the periphery of wheel hub is provided with horizontal flange, horizontal flange is around wheel hub and arrange perpendicular to wheel hub, horizontal flange is provided with the leaf dish of annular, the bottom even of leaf dish is provided with one group of blade, the medial end of blade is near the end of horizontal flange, the inwall of described wheel hub is provided with one group of equally distributed permanent magnet, permanent magnet and wheel hub inwall are fitted and are vertically arranged, described wheel hub inside is also provided with a central fixed shaft, central fixed shaft and wheel hub are coaxially arranged, the periphery of central fixed shaft is provided with stator winding, for noncontact is arranged between stator winding and permanent magnet, the top of described wheel hub is provided with upper cover, is provided with upper bearing (metal) between upper cover and central fixed shaft, and the bottom of wheel hub is provided with lower cover, is provided with lower bearing between lower cover and central fixed shaft.
2. the self-powered disk rotor for Raymond mill powder concentrator according to claim 1, it is characterized in that: in described central fixed shaft, be provided with stator winding through wires hole, one end of stator winding through wires hole is positioned at the bottom center of central fixed shaft, and the other end is positioned on the madial wall of central fixed shaft.
3. the self-powered disk rotor for Raymond mill powder concentrator according to claim 1, it is characterized in that: the top of described upper cover is provided with gland, the top of central fixed shaft is positioned at the below of gland through upper cover, the bottom of central fixed shaft is passed lower cover and is penetrated and selects powder gusset, be positioned to select the central fixed shaft of powder gusset inside is provided with fixed cover and is fixed on and select powder gusset, the bottom of central fixed shaft is provided with nut.
4. the self-powered disk rotor for Raymond mill powder concentrator according to claim 1, is characterized in that: the equally distributed through hole described horizontal flange being provided with vertical direction, is provided with bolt and fixes leaf dish in through hole.
5. the self-powered disk rotor for Raymond mill powder concentrator according to claim 1, it is characterized in that: described blade is bolted on Ye Panshang, the bottom of blade is also provided with the first trim ring and the second trim ring, first trim ring and the second trim ring are the annular gasket arranged with one heart, the radius of the first trim ring is greater than the radius of the second trim ring, bolt runs through the first trim ring, the second trim ring and blade and leaf dish respectively, blade and leaf dish is fixed together.
6. the self-powered disk rotor for Raymond mill powder concentrator according to claim 1, is characterized in that: described blade is the platy structure of right-angled trapezium shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610047108.5A CN105553146B (en) | 2016-01-25 | 2016-01-25 | Self-powered disk rotor for Raymond mill powder concentrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610047108.5A CN105553146B (en) | 2016-01-25 | 2016-01-25 | Self-powered disk rotor for Raymond mill powder concentrator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105553146A true CN105553146A (en) | 2016-05-04 |
| CN105553146B CN105553146B (en) | 2018-03-16 |
Family
ID=55832143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610047108.5A Active CN105553146B (en) | 2016-01-25 | 2016-01-25 | Self-powered disk rotor for Raymond mill powder concentrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105553146B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106877547A (en) * | 2017-03-10 | 2017-06-20 | 河北新四达电机股份有限公司 | Centrifugal classifier permanent magnet direct driving motor and installation method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5229677A (en) * | 1991-09-18 | 1993-07-20 | Newport News Shipbuilding And Dry Dock Company | Electric propulsion motor for marine vehicles |
| CN2176849Y (en) * | 1993-12-03 | 1994-09-14 | 国家建筑材料工业局合肥水泥研究设计院 | Air sorting machine for powder |
| US20150326094A1 (en) * | 2012-09-12 | 2015-11-12 | Christopher E. Cunningham | Subsea Compressor or Pump with Hermetically Sealed Electric Motor and with Magnetic Coupling |
| CN204866004U (en) * | 2015-08-24 | 2015-12-16 | 江西宁新碳素有限公司 | Formula that dangles pressurization lei meng milling machine |
| CN205355990U (en) * | 2016-01-25 | 2016-06-29 | 河南黎明重工科技股份有限公司 | A self -powered disk rotor that is used for raymond mill selection powder quick -witted |
-
2016
- 2016-01-25 CN CN201610047108.5A patent/CN105553146B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5229677A (en) * | 1991-09-18 | 1993-07-20 | Newport News Shipbuilding And Dry Dock Company | Electric propulsion motor for marine vehicles |
| CN2176849Y (en) * | 1993-12-03 | 1994-09-14 | 国家建筑材料工业局合肥水泥研究设计院 | Air sorting machine for powder |
| US20150326094A1 (en) * | 2012-09-12 | 2015-11-12 | Christopher E. Cunningham | Subsea Compressor or Pump with Hermetically Sealed Electric Motor and with Magnetic Coupling |
| CN204866004U (en) * | 2015-08-24 | 2015-12-16 | 江西宁新碳素有限公司 | Formula that dangles pressurization lei meng milling machine |
| CN205355990U (en) * | 2016-01-25 | 2016-06-29 | 河南黎明重工科技股份有限公司 | A self -powered disk rotor that is used for raymond mill selection powder quick -witted |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106877547A (en) * | 2017-03-10 | 2017-06-20 | 河北新四达电机股份有限公司 | Centrifugal classifier permanent magnet direct driving motor and installation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105553146B (en) | 2018-03-16 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231212 Address after: No. 139 Science Avenue, High tech Industrial Development Zone, Zhengzhou City, Henan Province, 450000 Patentee after: Liming Heavy Industry Co.,Ltd. Address before: No.169, Kexue Avenue, high tech Industrial Development Zone, Zhengzhou, Henan 450001 Patentee before: HENAN LIMING HEAVY INDUSTRY & SCIENCE Co.,Ltd. |