CN108011458A - Cement powder separator power assembly and its low-speed big amorphous magneto - Google Patents
Cement powder separator power assembly and its low-speed big amorphous magneto Download PDFInfo
- Publication number
- CN108011458A CN108011458A CN201711245661.0A CN201711245661A CN108011458A CN 108011458 A CN108011458 A CN 108011458A CN 201711245661 A CN201711245661 A CN 201711245661A CN 108011458 A CN108011458 A CN 108011458A
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- Prior art keywords
- low
- stator
- magneto
- speed big
- power assembly
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- 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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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
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
- H02K1/148—Sectional cores
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/02—Details of the magnetic circuit characterised by the magnetic material
-
- 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
- H02K1/2706—Inner rotors
-
- 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
- H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
- H02K1/30—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures using intermediate parts, e.g. spiders
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/325—Windings characterised by the shape, form or construction of the insulation for windings on salient poles, such as claw-shaped poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/34—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/40—Windings characterised by the shape, form or construction of the insulation for high voltage, e.g. affording protection against corona discharges
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
A kind of cement powder separator power assembly, is related to the classifying equipoment technical field of non-metallic ore powder, especially belongs to a kind of cement powder separator power assembly and its used low-speed big amorphous magneto.It is characterized in that, including the mounting base arranged on powder concentrator top, low-speed big amorphous magneto is connected vertically with the mounting base, and the output shaft of low-speed big amorphous magneto is directly connected with powder concentrator fan, and variable frequency regulating speed control cabinet is connected with low-speed big amorphous magneto.Cement powder separator power assembly of the present invention, reduce the reactive loss of motor, with the obvious effect for reducing motor temperature rise, more existing magneto realizes energy saving 10% 20% after testing, motor volume is reduced, reduces occupied space, drive assembly performance is more stable, using remote frequency variable technology, operation intelligent control is realized.
Description
Technical field
The present invention relates to the classifying equipoment technical field of non-metallic ore powder, especially belongs to a kind of cement powder separator and moves
Power assembly and its used low-speed big amorphous magneto.
Background technology
The drive system of existing cement powder separator, drives speed reducer structure, by gear reducer using threephase asynchronous machine
After multi-change speed, output torque to powder concentrator.There are transmission efficiency is low, power consumption is big, high failure rate for the configured drive system
The defects of.The driving structure designing scheme of threephase asynchronous drive gear reducer is substituted using magneto, is applied to and selects powder
In machine driving operating, reliability improves, power consumption reduces.But the stator and rotor core of existing magneto use silicon steel material
Material, stator structure is integrated tubular, and gap is left between magnetic pole, still remains slot effect and pipeline magnetic flux leakage defect, stator and rotor iron
It is lost larger, magneto temperature rise is higher.
The content of the invention
Present invention aim to provide a kind of cement powder separator power assembly, temperature rise is low, iron loss is low to reach, can
It is high by property, it is energy-efficient, easy to the purpose of control.
Cement powder separator power assembly provided by the present invention, it is characterized in that, including the mounting base arranged on powder concentrator top,
Low-speed big amorphous magneto is connected vertically with the mounting base, the output shaft of low-speed big amorphous magneto with
Powder concentrator fan is connected, and variable frequency regulating speed control cabinet is connected with low-speed big amorphous magneto.
The low-speed big amorphous magneto of above-mentioned cement powder separator power assembly, including casing, arranged on casing two
The bearing and end cap at end, and center output shaft；The magnetic pole of the stator of the low-speed big amorphous magneto is folded for punching part
Block, assembly type concentratred winding are pressed into, magnetic pole of the stator material uses Fe-based amorphous metal, and double glass fiber frequency conversion sintering line makes resistance to height
Stator winding is pressed, between the stock of stator winding, alternate is equipped with insulating materials；The rotor of the low-speed big amorphous magneto
Using supporting structure, the magnet steel of rare earth permanent-magnetic material is embedded on rotor field spider into V-type, and rotor core material is common electrical iron
Plate, is additionally provided with magnet isolation tank on rotor core.
The production method of the low-speed big amorphous magneto of above-mentioned cement powder separator power assembly, it is characterized in that,
Include the following steps：
Step 1, Fe-based amorphous metal belting strikes out required shape punching, and required punching part is laminated blocking, coiling；
Step 2, pole piece is put into stator assembly Special mould；
Step 3, it is integral to fasten pole piece stator assembly Special mould；
Step 4, magnetic pole of the stator dress fastening being integrally formed is pressed onto in motor case；
Step 5, insulated paint is integrally soaked after dress pressure, does magnetic pole of the stator Insulation monitoring；
Step 6, the wiring of stator collecting ring is welded, wrapped shaping of insulating, and magnetic pole of the stator connects Insulation monitoring after lead, and terminal plate connects
Connect；
Step 7, the rotor for inlaying rare earth magnetic steel is combined with said stator；
Step 8, the overall assembling of motor.
The cement powder separator power assembly of the present invention, the low-speed big amorphous permanent magnet motor stator magnetic pole use iron-based
Amorphous metal material, assembly type concentratred winding structure, punching part surfacing, laminates blocking rear contact tightly, reduces leakage field.
The rotor of low-speed big amorphous magneto uses supporting structure, inlays the mode of rare earth magnetic steel, no exciting current and encourages
Magnetic loss.Cement powder separator power assembly of the present invention, reduces the reactive loss of motor, has the obvious effect for reducing motor temperature rise
Fruit, after testing more existing magneto realize energy saving 10%-20%, reduce motor volume, reduce occupied space, drive assembly
Performance is more stable, using remote frequency variable technology, realizes operation intelligent control.
Brief description of the drawings
Fig. 1 is the operating diagram of the cement powder separator power assembly of the present invention；
Fig. 2 is the main cross-sectional schematic diagram of the low-speed big amorphous magneto of the present invention；
Fig. 3 is the assembled integral schematic front view of low-speed big amorphous permanent magnet motor stator pole piece；
Fig. 4 is that the magnetic pole of the stator of low-speed big amorphous magneto removes the schematic front view of coiling；
Fig. 5 is the schematic front view of the rotor of low-speed big amorphous magneto.
Embodiment
As shown in Figure 1, cement powder separator power assembly of the present invention, including the mounting base 1 arranged on 2 top of powder concentrator, low speed
Large torque amorphous magneto 3 is vertically installed at powder concentrator top, low-speed big amorphous Permanent Magnet and Electric by the mounting base 1
The output shaft 31 of machine 3 directly drives 2 fan of powder concentrator, and variable frequency regulating speed control cabinet 4 connects with low-speed big amorphous magneto 3
Connect.Main outlet box 34 and auxiliary outlet box 32 are set at the end end cap of the low-speed big amorphous magneto 3, is set in end
The convenient vertical connection of leading-out wire structure.The former drive assembly of powder concentrator 2 is threephase asynchronous machine acceleration and deceleration machine structure, is now improved to low
Fast large torque amorphous magneto 3 directly drives 2 fan of powder concentrator, eliminates gear reducer, reduces manufacture cost, reduce and make an uproar
Sound and maintenance cost.As shown in Fig. 2, the low-speed big amorphous magneto 3 described in this drive assembly includes casing 38, if
Bearing 33 and end cap 37 in 38 both ends of casing, and it is placed in the output shaft 31 at center.
As shown in figure 3, the magnetic pole of the stator 36 of the low-speed big amorphous magneto 3 for punching part 361 laminate it is blocking,
Assembly type concentratred winding, punching part 361 for Fe-based amorphous metal belting through Cold Press Working into warbler shape sheet shaped piece, by described in several pieces
Warbler shape sheet shaped piece laminates blocking, is put into Special mould and is fastened together after coiling, is then pressed into assembling in casing 38.It is existing
The stator structure of magneto uses integral barrel shape, slots on the inside of cylinder, has gap to pass through magnetic pole to coiling between magnetic pole
Between gap there are slot effect, influence startup and the running stability of magneto, there are leakage field phenomenon, adds energy damage
Consumption.As shown in figure 4, low-speed big amorphous magneto 3 described in this drive assembly stator 36 using punching shape laminate it is blocking
The structure being fastened together afterwards, reduces the gap between magnetic pole, and slot effect is weak, which starts and operate steadily
Property is more preferable.The punching part 361 after large-tonnage cold extrusion, flatness more amorphous metal belting overall wire cutting forming
Height, leakage field is few after laminating shaping, and energy loss is low.The stator rotor of existing magneto is made of silicon steel material, Permanent Magnet and Electric
Machine has higher iron loss when working, and motor temperature rise is also higher.The low-speed big amorphous magneto 3 of drive assembly of the present invention is fixed
Sub- magnetic pole 36 is made of Fe-based amorphous metal material, and amorphous metal is amorphous soft magnetic alloy, the magnetic conduction of Fe-based amorphous metal
Rate, magnetic strength, electric conductivity, intensity and toughness are above silicon steel material, and iron loss, magnetic loss and coercivity are below silicon steel material, comprehensive
Its every electrician's performance is superior to silicon steel material.The magneto of magnetic pole of the stator 36 is made of Fe-based amorphous metal, is had easy
The advantages of magnetization, easily demagnetization, iron loss is low, the saving energy.
As shown in figure 5, the rotor 35 of the low-speed big amorphous magneto 3 uses supporting structure, rare earth permanent magnet material
The magnet steel 352 of material is embedded on rotor field spider into V-type, and 351 material of rotor core is common electrical iron plate, to prevent permanent magnet magnetic
It is logical short-circuit, it is additionally provided with magnet isolation tank 353 on rotor core 351.The rotor magnetic steel of existing magneto is usually provided in rotor core
Phenomena such as excircle, the magnet steel arranged on the excircle of rotor core is also easy to produce loosening, comes off when the rotor rotates, maintenance rate is high,
Add use cost.By thulium permanent magnet 352 be made strip into V-type arrangement be embedded on rotor field spider, prevented more than
Defect, fastness are much improved.QD axis ratio is more than more than 1.5 at the same time, improve the torque density of rotor 351.Rotor 35
Unilateral insulation processing, prevents from forming shaft current.Rotor core 351 uses common electrical plate, on the premise of requirement is met,
Reduce manufacture cost.To adapt to run needs under hyperbaric environment, this motor is additionally provided with high voltage insulation measures, double glass fiber frequency conversion
Sintering line makes high pressure resistant stator winding 362, and between the stock of stator winding 362, alternate, interlayer, the link such as insulation against ground leave no room for manoeuvre
Edge processing, equipped with anti-frequency conversion corona ring oxygen resin-insulated material 363, it is ensured that the reliability of frequency conversion high-voltage operation.
As shown in Figure 1, variable frequency regulating speed control cabinet 4 is connected with the low-speed big amorphous magneto, frequency control control
Frequency conversion remote controler is equipped with cabinet 4 processed, using straighforward operation, cement powder separator power assembly is realized intelligent control.The operation
Control system is power supply+frequency converter+frequency converter remote controler+magneto+driven equipment composition.
The stator and motor processing technology and method and step of the low-speed big amorphous magneto 3 are as follows:
Step 1, Fe-based amorphous metal belting strikes out required shape punching 361, and required punching part 361 is laminated blocking, coiling；
Step 2, magnetic pole of the stator block is put into stator assembly Special mould；
Step 3, it is integral to fasten stator pole piece assembly Special mould；
Step 4, the magnetic pole of the stator 36 that fastening is integrally formed is pressed into motor case 38；
Step 5, insulated paint is integrally soaked after dress pressure, does 36 Insulation monitoring of magnetic pole of the stator；
Step 6, the wiring of stator collecting ring is welded, wrapped shaping of insulating, and magnetic pole of the stator 36 connects Insulation monitoring after lead, and terminal plate connects
Connect；
Step 7, the rotor 35 for inlaying rare earth magnetic steel 352 is combined with said stator 36；
Step 8, the overall assembling of motor.
Within the knowledge of a person skilled in the art, it is dilute in the magneto of drive assembly of the present invention
Native permanent magnetic steel 352, the mosaic mode on rotor core 351, radial direction or Surface Mount etc. can be designed by transmitting demand according to moment of torsion
Multiple mounting modes, optimize so as to fulfill torque transmission.
Claims (4)
1. a kind of cement powder separator power assembly, it is characterized in that, including arranged on powder concentrator（2）The mounting base on top（1）, low speed is big
Moment of torsion amorphous magneto（3）With the mounting base（1）Vertical connection, low-speed big amorphous magneto（3）Output
Axis（31）Directly and powder concentrator（2）Fan is connected, variable frequency regulating speed control cabinet（4）With low-speed big amorphous magneto（3）Even
Connect.
2. cement powder separator power assembly according to claim 1, it is characterized in that, the variable frequency regulating speed control cabinet（4）
It is interior to be equipped with remote-control frequency converter.
A kind of 3. low-speed big amorphous magneto of cement powder separator power assembly（3）, it is characterized in that, including casing
（38）, arranged on casing（38）The bearing at both ends（33）And end cap（37）, and center output shaft（31）；The low-speed big is non-
The magnetic pole of the stator of brilliant magneto（36）For punching part（361）Laminate blocking, assembly type concentratred winding, magnetic pole of the stator（36）Material
Using Fe-based amorphous metal, double glass fiber frequency conversion sintering line makes high pressure resistant stator winding（362）, stator winding（362）Stock
Between, alternate be equipped with insulating materials（363）；The rotor of the low-speed big amorphous magneto（35）Using supporting structure,
The magnet steel of rare earth permanent-magnetic material（352）It is embedded in into V-type on rotor field spider, rotor core（351）Material is common electrical iron plate,
Rotor core（351）On be additionally provided with magnet isolation tank（353）.
A kind of 4. processing of the low-speed big amorphous magneto of cement powder separator power assembly according to claim 3
Method, it is characterized in that, include the following steps：
Step 1, Fe-based amorphous metal belting strikes out required shape punching, and required punching part is laminated blocking, coiling；
Step 2, pole piece is put into stator assembly Special mould；
Step 3, it is integral to fasten pole piece stator assembly Special mould；
Step 4, magnetic pole of the stator dress fastening being integrally formed is pressed onto in motor case；
Step 5, insulated paint is integrally soaked after dress pressure, does magnetic pole of the stator Insulation monitoring；
Step 6, the wiring of stator collecting ring is welded, wrapped shaping of insulating, and magnetic pole of the stator connects Insulation monitoring after lead, and terminal plate connects
Connect；
Step 7, the rotor for inlaying rare earth magnetic steel is combined with said stator；
Step 8, the overall assembling of motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711245661.0A CN108011458A (en) | 2017-12-01 | 2017-12-01 | Cement powder separator power assembly and its low-speed big amorphous magneto |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711245661.0A CN108011458A (en) | 2017-12-01 | 2017-12-01 | Cement powder separator power assembly and its low-speed big amorphous magneto |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108011458A true CN108011458A (en) | 2018-05-08 |
Family
ID=62055704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711245661.0A Pending CN108011458A (en) | 2017-12-01 | 2017-12-01 | Cement powder separator power assembly and its low-speed big amorphous magneto |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108011458A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109873579A (en) * | 2019-04-16 | 2019-06-11 | 日照东方电机有限公司 | A kind of small space low-speed big permanent magnet motor intelligence drive system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101414766A (en) * | 2007-10-16 | 2009-04-22 | 上海日立电器有限公司 | Segmentation iron core and coiling method for motor |
| CN202134971U (en) * | 2011-06-17 | 2012-02-01 | 浙江西子富沃德电机有限公司 | Concentrated winding assembled stator and motor |
| CN205380065U (en) * | 2015-12-29 | 2016-07-13 | 绵阳蓝奥科技有限公司 | Inverter type coal grinds developments selection powder machine |
| CN205753671U (en) * | 2016-05-31 | 2016-11-30 | 辽宁通用航空研究院 | A kind of new iron-based non-crystaline amorphous metal aircraft permanent magnet synchronous motor |
| CN106992617A (en) * | 2017-03-17 | 2017-07-28 | 南京金冠永磁科技有限公司 | A kind of high pulling torque magneto |
-
2017
- 2017-12-01 CN CN201711245661.0A patent/CN108011458A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101414766A (en) * | 2007-10-16 | 2009-04-22 | 上海日立电器有限公司 | Segmentation iron core and coiling method for motor |
| CN202134971U (en) * | 2011-06-17 | 2012-02-01 | 浙江西子富沃德电机有限公司 | Concentrated winding assembled stator and motor |
| CN205380065U (en) * | 2015-12-29 | 2016-07-13 | 绵阳蓝奥科技有限公司 | Inverter type coal grinds developments selection powder machine |
| CN205753671U (en) * | 2016-05-31 | 2016-11-30 | 辽宁通用航空研究院 | A kind of new iron-based non-crystaline amorphous metal aircraft permanent magnet synchronous motor |
| CN106992617A (en) * | 2017-03-17 | 2017-07-28 | 南京金冠永磁科技有限公司 | A kind of high pulling torque magneto |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109873579A (en) * | 2019-04-16 | 2019-06-11 | 日照东方电机有限公司 | A kind of small space low-speed big permanent magnet motor intelligence drive system |
| CN109873579B (en) * | 2019-04-16 | 2024-03-12 | 日照东方电机有限公司 | Intelligent driving system of low-speed high-torque permanent magnet motor for small space |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180508 |