CN206908403U - A kind of motor alclad rotor structure - Google Patents
A kind of motor alclad rotor structure Download PDFInfo
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- CN206908403U CN206908403U CN201720882694.5U CN201720882694U CN206908403U CN 206908403 U CN206908403 U CN 206908403U CN 201720882694 U CN201720882694 U CN 201720882694U CN 206908403 U CN206908403 U CN 206908403U
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- flange arrangement
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- alclad
- rotor structure
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Abstract
The utility model discloses a kind of motor alclad rotor structure, including rotor body and flange arrangement, the flange arrangement is symmetrically arranged in the cylindrical side wall of the rotor body, the flange arrangement is used to dismantle fan attachment blade, and the rotor body, the steel ring and the flange arrangement are integrated die cast.The front of flange arrangement is provided with some positioning convex columns and screwed hole is used to position and fix fan blade, and the back side of flange arrangement is provided with ribs.Several reinforcements that the ribs and rotor body shell body bottom that the flange arrangement back side is set are provided with, can prevent from producing stomata when flange arrangement and body formed rotor body shell, avoid stress concentration caused by existing in the course of work due to stomata.By integrated die-casting moulding process produce rotor structure, to greatest extent reduce steel ring be interference fitted into rotor body it is cylindrical caused by tripping problems.
Description
Technical field
The utility model belongs to technical field of motors, more particularly to a kind of motor alclad rotor structure.
Background technology
The rotor structure of existing motor driving blade includes rotor body and steel ring, and rotor body is to make respectively with steel ring
Out, the cylindrical of rotor body is interference fitted into by steel ring, then welded disc turbine rotor body and steel ring composition rotor structure
Driving blade.In motor operation course, rotating shaft rotor driven body rotates, and is beated because rotor body is present, steel ring interference
After cooperation, the bounce of steel ring can be bigger, and fan blade diameter is bigger, the amplification of meeting at double of beating of fan blade, fan leaf
Piece conference of beating causes the vibrations of whole blower fan big, noise increase.And because steel ring is interference fitted on rotor body, nothing
Method ensures the concentricity of steel ring and rotor body.
Important component of the rotor structure as electric system, its amount of unbalance is often caused to be vibrated, and will cause electricity
Machine equipment vibrates and noise increase, causes motor mechanism to destroy, caused especially for the flex rotor structure of high speed rotation
Mechanical accident will be apparent from, and failure caused by rotor unbalance accounts for more than the 60% of the whole failures of machinery.With current precision
The development of Computerized Numerical Control processing technology, rotor structure have a strong impact on that the dynamic balancing of its machining accuracy is asked caused by during processing
Topic and tripping problems are particularly important.
In existing rotor structure, due to material is uneven or blank defect, processing and assembling in caused error (material
The non-concentric degree of the stomata on matter surface, steel ring and rotor body), or even just have asymmetrical geometry etc. a variety of during design
Factor so that in rotary motion, centrifugal intertia force caused by each small particle can not cancel out each other rotor structure thereon, from
Heart inertia force is applied on motor by bearing, causes vibration, generates noise, is accelerated bearing wear, is shortened mechanical life,
Sexual behavior event can be damaged when serious.
Utility model content
The utility model aims to overcome that the deficiencies in the prior art, there is provided a kind of new motor alclad rotor knot
Structure, rotor structure is produced by integral forming process, is reduced steel ring to greatest extent and is interference fitted into that rotor body is cylindrical to be caused
Tripping problems, while solve the problems, such as the stomata on rotor structure surface.
The utility model discloses a kind of motor alclad rotor structure, including rotor body and flange arrangement, the flange
Even structure is symmetricly set in the cylindrical side wall of the rotor body, and the flange arrangement is used to install fan blade, described
Rotor body and the flange arrangement are integrally formed by extrusion process.
Preferably, it is cylindrical to be arranged on the rotor body for the flange arrangement uniform pitch.
Preferably, the positive installation region of the flange arrangement is provided with some positioning convex columns and screwed hole is used to position simultaneously
The fixed fan blade, the back side of the flange arrangement are provided with ribs, and the ribs is symmetrical relative to installation region
The both ends at the flange arrangement back side are distributed in, the quantity of the ribs is even number.
Preferably, the quantity of the positioning convex column is at least 1, and the positioning convex column comprises at least two kinds of different shapes.
Preferably, the positioning convex column includes the first positioning convex column and the second positioning convex column, and first positioning convex column is
Up-narrow and down-wide structure, second positioning convex column are the boss structure with knuckle.
Preferably, the positive installation region of the flange arrangement is provided with some positioning holes and screwed hole and is used to position and consolidates
The fixed fan blade.
Preferably, the positive installation region of the flange arrangement is provided with some positioning convex columns, some positioning holes and screw thread
Hole is used to position and fix the fan blade.
Preferably, the intracavity bottom of the rotor body is provided with axle sleeve and is used to install armature spindle, the rotor body
Shell body bottom is provided with several reinforcements, and the ratio that the height of the axle sleeve accounts for the rotor body height is 1/3~1/2.
Preferably, the rotor structure is made up of silico-aluminum.
The invention also discloses a kind of blower fan, including fan blade, the blower fan also includes alclad described above
Rotor structure, the fan blade are arranged on the flange arrangement, and the mounting surface of the fan blade is analog-U shaped structure, institute
State and be provided with several positioning ports and tapped through hole on installation region of the mounting surface relative to the flange arrangement, or be provided with
Several positioning boss and tapped through hole, or it is provided with several positioning boss, several positioning ports and tapped through hole.
The preparation method of above-mentioned rotor structure is as follows disclosed in the utility model, is made and turned by integrated die-casting moulding process
After the blank of minor structure, pass through the cylindrical of lathe smart car steel ring, and smart car cylindrical secondly by fixture clamping position steel ring first
Rotor body inner circle.The overall inner circle of rotor structure and cylindrical concentricity can so be ensured.
The beneficial effects of the utility model：
The utility model makes rotor structure using integrated die-casting moulding process, and rotor body and steel ring are permeated
Body, rotor body, flange arrangement is set to be integrally formed structure.Rotor structure of the present utility model does not have rotor body and steel ring
Split type structure, reduce the bounce that steel ring is interference fitted into rotor outer circle to greatest extent, the steel for preventing rotor body bounce from triggering
The secondary bounce of circle；After fan blade is installed on flange arrangement, because the bounce of rotor structure reduces, fan blade bounce
Reduce therewith, the overall vibrations of blower fan further reduce, slowed noise.In smart car rotor, steel ring outer circle finish turning rotor is positioned
Body inner circle, it can so ensure the overall inner circle of rotor structure and cylindrical concentricity, reduce rotor structure to greatest extent
Bounce, ensure the dynamic balancing of rotor structure, improve the problem of blower fan vibrations are excessive.
The quantity of positioning convex column or positioning hole on the utility model flange arrangement is at least 1, ensure that fan blade
It can be stably fixed on flange arrangement, simultaneously because positioning convex column or the shape of positioning hole are different, it is ensured that fan blade
It can fast and accurately be arranged on flange arrangement, prevent fan blade installation direction from malfunctioning, fan is adjusted when saving installation
The time of direction blade, accomplish that a step is installed.
The utility model flange arrangement uniform pitch is arranged on that rotor body is cylindrical, ensure that mould possesses good die sinking
Condition.Several reinforcements that the ribs and rotor body shell body bottom that the flange arrangement back side is set are provided with, can be prevented
Stomata is produced when flange arrangement and body formed rotor body shell, avoids stress collection caused by existing in the course of work due to stomata
The setting of middle situation, ribs and reinforcement can also increase the support strength of rotor structure.
Brief description of the drawings
Fig. 1 is the top view of the utility model rotor structure；
Fig. 2 is the sectional view of the utility model rotor structure；
Fig. 3 is the upward view of the utility model rotor structure；
Fig. 4 is the front view of the utility model rotor structure；
Fig. 5 is the flange arrangement partial schematic diagram in the utility model rotor structure；
Fig. 6 is the fan blade installation diagram for coordinating installation with the utility model rotor structure.
Embodiment
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
First embodiment：
As Figure 1-5, to reach above-mentioned purpose, the technical solution adopted in the utility model is as follows：The utility model is public
A kind of motor alclad rotor structure is opened, including rotor body 1 and flange arrangement 41, flange arrangement 41 are symmetrically arranged on institute
State in cylindrical 4 side wall of rotor body 1, flange arrangement 41 is used to dismantle fan attachment blade 5, rotor body 1 and flange arrangement
41 are integrally formed by extrusion process.Rotor structure is produced by integrated die-casting moulding process, rotor structure is an entirety knot
Structure, reduce to greatest extent steel ring be interference fitted into rotor body it is cylindrical caused by tripping problems, while solve rotor structure table
The stomata problem in face.
As shown in figs. 1 and 6, in first embodiment of the present utility model, the uniform pitch of flange arrangement 41 is arranged on rotor sheet
In cylindrical 4 side wall of body 1, several flange arrangements 41 are evenly distributed in same level along rotor body 1 is cylindrical, flange arrangement
41 be obliquely installed ensure that mould facilitates depanning in die sinking.41 positive installation region of flange arrangement is provided with some positioning
Projection and screwed hole 411, for positioning and fixing fan blade 5, the back side of flange arrangement 41 is provided with ribs 414, strengthens
Rib 414 is symmetrically distributed in the both ends at the back side of flange arrangement 41 relative to installation region, and the quantity of the ribs 414 is even number.
The mounting surface of fan blade 5 is provided with corresponding fit structure 52 and is connected with positioning convex column, and trip bolt screws in screwed hole
In 411 and through being screwed in fan blade 5 in corresponding tapped through hole 511, fan blade 5 is fastened with flange arrangement 41 and connect
Connect.
The quantity of positioning convex column is at least 1, and positioning convex column comprises at least two kinds of different shapes.It is preferable in the present embodiment
Positioning convex column is 2, including the first positioning convex column 413 and the second positioning convex column 412.First positioning convex column 413 is up-narrow and down-wide
Structure, longitudinal section are trapezoidal；Second positioning convex column 412 is the boss structure with knuckle, and knuckle is about 90 °.In fan blade 5
Provided with the corresponding positioning hole 522 of first positioning hole 521 and second, due to the first positioning hole 521 and the shape of the second positioning hole 522 not
Together, in installation process, fan blade 5 can be determined according to the distributing position of the first positioning hole 521 and the second positioning hole 522
Installation direction.
Positioning convex column ensure that fan blade 5 can be stably fixed on flange arrangement, simultaneously because positioning convex column
Shape is different, it is ensured that fan blade 5 fast and accurately can be arranged on flange arrangement 41, prevent the side of installation of fan blade 5
To error, the time that the direction of fan blade 5 is adjusted during installation is saved, accomplishes that a step is installed.
Rotor body 1 is the hollow cylindrical structure of one end closing, and the shell body bottom of rotor body 1 adds provided with several
Strengthening tendons 11.The intracavity bottom of rotor body 1 is provided with a hollow cylindrical axle sleeve 3 and is used to install armature spindle.In the week of axle sleeve 3
Enclose provided with the several brace rods 31 equidistantly distributed, the brace rod 31 can prevent the surface of axle sleeve 3 during die cast from occurring
Stomata, ensures the intensity of axle sleeve 3, while can disperse caused stress on axle sleeve 3.The height of axle sleeve 3 accounts for the rotor body 1
The ratio of height is 1/3~1/2, it is ensured that enough centripetal force can be born in motor operation course bottom bracket axle, it is ensured that armature spindle energy
Stable is connected with axle sleeve.In the present embodiment, the height of axle sleeve 3 is 90mm, and the height of the rotor body 1 is 210mm.Turn
Be pasted with silicon steel sheet 2 on the sub- intracavity sidewall of body 1, the distribution of the uniform intervals of silicon steel sheet 2, the thickness of silicon steel sheet 2 for 0.3mm~
0.6mm.The magnetic conduction ability of silicon steel sheet 2 is strong, and conductive capability is poor, can prevent loss of the current vortex to electric energy, strengthens between two magnetic poles
Magnetic flux density.Armature spindle and motor connection, electricity are rotated by that can produce magnetic force after coil windings using magnetic force by rotor structure.
Rotor structure is made up of silico-aluminum.Silicon aluminum alloy material has superior tribological property, can be used as advanced
Light wear-resistant material, because with proportion is small, in light weight, thermal conductivity is good, thermal coefficient of expansion is low, volume stability and wear-resisting, anti-corrosion
Property the series of advantages such as good, motor rotor construction can be made to reduce abrasion, improve electrical machinery life.
Second embodiment：
The embodiment only describes the difference with above-described embodiment, and remaining technical characteristic is same as the previously described embodiments.
In second embodiment of the present utility model, 41 positive installation region of flange arrangement is provided with some positioning holes and screwed hole 411
For positioning and fixing the fan blade 5.It is provided with the mounting surface 51 of fan blade 5 on rotor structure some
Individual positioning convex column and tapped through hole 511.
3rd embodiment：
The embodiment only describes the difference with above-described embodiment, and remaining technical characteristic is same as the previously described embodiments.
In 3rd embodiment of the present utility model, 41 positive installation region of flange arrangement is provided with some positioning convex columns, some positioning
Hole and screwed hole 411 are used to position and fix the fan blade.If fan blade 5 on rotor structure is provided with
Dry positioning boss, several positioning ports and tapped through hole 511.
As shown in figs. 1 and 6, the invention also discloses the fan leaf in a kind of blower fan, including above-mentioned each embodiment
Piece 5 and alclad rotor structure, the fan blade 5 are arranged on flange arrangement 41, and the mounting surface 51 of the fan blade 5 is class
U-shape structure, mounting surface 51 are provided with corresponding fit structure 52 relative to the location structure on the installation region of flange arrangement 41.
The preparation method of above-mentioned rotor structure is as follows disclosed in the utility model, is made and turned by integrated die-casting moulding process
After the blank of minor structure, first by cylindrical the 4 of numerically controlled lathe smart car rotor body 1, secondly by fixture clamping position rotor
Cylindrical 4 and the inner circle of smart car rotor body 1 of body 1.The overall inner circle of rotor structure and cylindrical concentricity can so be ensured, most
The bounce of the reduction rotor structure of limits, ensures the dynamic balancing of rotor structure, improves the problem of blower fan vibrations are excessive.
The utility model makes rotor structure using integrated die-casting moulding process, and rotor body 1 is fused to steel ring
One, makes rotor body 1 and flange arrangement 41 be integrally formed structure.Rotor structure of the present utility model does not have rotor body
1 is interference fitted into the cylindrical bounce of rotor body 1 with steel ring Split type structure, to greatest extent reduction steel ring, prevents rotor body 1
The secondary bounce for the steel ring that bounce triggers；After installing fan blade 5 on flange arrangement 41, because the bounce of rotor structure subtracts
Small, fan blade 5 is beated also to be reduced therewith, and the overall vibrations of blower fan further reduce, slowed noise.The back side of flange arrangement 41 is set
Several reinforcements 11 that the ribs 414 and the shell body bottom of rotor body 1 put are provided with, can prevent from producing when material is molded
Stomata, ribs 414 and reinforcement 11 can also increase the support strength of rotor structure.
The announcement and teaching of book according to the above description, the utility model those skilled in the art can also be to above-mentioned realities
The mode of applying is changed and changed.Therefore, the utility model is not limited to embodiment disclosed and described above, right
Some modifications and changes of utility model should also be as falling into scope of the claims of the present utility model.In addition, although
Some specific terms have been used in this specification, but these terms are merely for convenience of description, not to the utility model structure
Into any restrictions.
Claims (10)
1. a kind of motor alclad rotor structure, including rotor body and flange arrangement, the flange arrangement are symmetrically arranged on
In the cylindrical side wall of the rotor body, the flange arrangement is used to install fan blade, it is characterised in that the rotor sheet
Body and the flange arrangement are integrally formed by extrusion process.
A kind of 2. motor alclad rotor structure according to claim 1, it is characterised in that the flange arrangement uniform pitch
It is cylindrical to be arranged on the rotor body.
A kind of 3. motor alclad rotor structure according to claim 1, it is characterised in that the positive peace of flange arrangement
Dress region is provided with some positioning convex columns and screwed hole is used to position and fix the fan blade, the back side of the flange arrangement
Ribs is provided with, the ribs is symmetrically distributed in the both ends at the flange arrangement back side relative to installation region, described to add
The quantity of strong rib is even number.
4. a kind of motor alclad rotor structure according to claim 3, it is characterised in that the quantity of the positioning convex column is extremely
It it is less 1, the positioning convex column comprises at least two kinds of different shapes.
5. a kind of motor alclad rotor structure according to claim 4, it is characterised in that the positioning convex column includes first
Positioning convex column and the second positioning convex column, first positioning convex column are up-narrow and down-wide structure, and second positioning convex column is that band is rolled over
The boss structure at angle.
A kind of 6. motor alclad rotor structure according to claim 1, it is characterised in that the positive peace of flange arrangement
Dress region is provided with some positioning holes and screwed hole and is used to position and fix the fan blade.
A kind of 7. motor alclad rotor structure according to claim 2, it is characterised in that the positive peace of flange arrangement
Dress region is provided with some positioning convex columns, some positioning holes and screwed hole and is used to position and fix the fan blade.
A kind of 8. motor alclad rotor structure according to claim 1, it is characterised in that the interior bottom of chamber of the rotor body
Portion is provided with axle sleeve and is used to install armature spindle, and the shell body bottom of the rotor body is provided with several reinforcements, the axle sleeve
Height account for the rotor body height ratio be 1/3~1/2.
9. a kind of motor alclad rotor structure according to claim 1, it is characterised in that the rotor structure is closed by sial
Gold is made.
10. a kind of blower fan, including fan blade, it is characterised in that the blower fan is also included described in claim any one of 1-9
Alclad rotor structure, the fan blade are arranged on the flange arrangement, and the mounting surface of the fan blade is analog-U shaped knot
Structure, the mounting surface are provided with several positioning ports and tapped through hole on the installation region relative to the flange arrangement, or
Several positioning boss and tapped through hole are provided with, or is provided with several positioning boss, several positioning ports and screw thread and leads to
Hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720882694.5U CN206908403U (en) | 2017-07-19 | 2017-07-19 | A kind of motor alclad rotor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720882694.5U CN206908403U (en) | 2017-07-19 | 2017-07-19 | A kind of motor alclad rotor structure |
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| Publication Number | Publication Date |
|---|---|
| CN206908403U true CN206908403U (en) | 2018-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720882694.5U Active CN206908403U (en) | 2017-07-19 | 2017-07-19 | A kind of motor alclad rotor structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107171467A (en) * | 2017-07-19 | 2017-09-15 | 广东泛仕达机电有限公司 | A kind of motor alclad rotor structure |
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2017
- 2017-07-19 CN CN201720882694.5U patent/CN206908403U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107171467A (en) * | 2017-07-19 | 2017-09-15 | 广东泛仕达机电有限公司 | A kind of motor alclad rotor structure |
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Address after: 528300 9 Daliang, five Shalong Shuncheng Road, Daliang, Shunde, Foshan, Guangdong Patentee after: Fanshida electromechanical Limited by Share Ltd Address before: 528300 9 Daliang, five Shalong Shuncheng Road, Daliang, Shunde, Foshan, Guangdong Patentee before: FANS-TECH ELECTRIC CO., LTD. |