CN208272820U - Desk permanent-magnet synchronizes exhaust blower motor - Google Patents
Desk permanent-magnet synchronizes exhaust blower motor Download PDFInfo
- Publication number
- CN208272820U CN208272820U CN201820655810.4U CN201820655810U CN208272820U CN 208272820 U CN208272820 U CN 208272820U CN 201820655810 U CN201820655810 U CN 201820655810U CN 208272820 U CN208272820 U CN 208272820U
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- 230000001360 synchronised effect Effects 0.000 claims abstract description 17
- 238000004080 punching Methods 0.000 claims description 27
- 238000003825 pressing Methods 0.000 claims description 24
- 238000004804 winding Methods 0.000 claims description 20
- 241000239290 Araneae Species 0.000 claims description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 11
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 11
- 230000005389 magnetism Effects 0.000 claims description 5
- 230000008901 benefit Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 230000004323 axial length Effects 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 12
- 239000004020 conductor Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The utility model discloses a kind of synchronous exhaust blower motors of desk permanent-magnet, comprising: rotation becomes cover board, rotary transformer, fan p-m rotor, stator.The utility model uses axial magnetic circuit, shortens the axial length of motor, and the place that axial space is small and radial space is big is suitble to use.
Description
Technical field
The utility model relates to a kind of synchronous motors, specifically, are related to a kind of desk permanent-magnet synchronization exhaust blower motor.
Background technique
Existing motor magnetic circuit is all using radial magnetic circuit, and the stator winding of motor is circle distribution according to certain rules, stator
Winding is fixed in base.Motor permanent magnetic rotor is cylindrical body, and p-m rotor rotates in stator, output mechanical energy, realizes electricity
It can be converted into mechanical energy.
P-m rotor, stator due to axis direction it is long, so this electric machine structure be suitble to motor axial space it is big
Place use, smaller for space place can not then use.
Utility model content
The technical issues of the utility model is solved is to provide a kind of desk permanent-magnet synchronization exhaust blower motor, using axial magnetic
Road shortens the axial length of motor, and the place that axial space is small and radial space is big is suitble to use.
Technical solution is as follows:
A kind of desk permanent-magnet synchronization exhaust blower motor, comprising: rotation becomes cover board, rotary transformer, fan p-m rotor, determines
Son；Rotary transformer is mounted on rotation and becomes between cover board and shaft, and rotation becomes cover board and is connected on fan p-m rotor；Stator includes:
Pedestal, shaft, the first locknut, stator coil, stator punching, stator core pressing ring, base circle；Pedestal is provided with axis at axle center
Hole is provided with the coil fixed groove of annular in inside；Shaft set is fixed on axis hole using the first locknut；Stator core pressure
Circle is fixed in coil fixed groove, and stator punching is mounted in stator core pressing ring, forms stator core；Stator core setting
There is wire casing, stator coil is mounted in wire casing, and stator coil is arranged radially；The bottom end of base circle is connected to the upper of pedestal
Portion；Fan p-m rotor includes: rotor field spider, fan, rotor core pressing ring, rotor punching, permanent magnet, permanent magnet retaining plate；
Rotor field spider is provided with shaft connection through-hole at axle center, bottom is provided with rotor core groove, rotor core groove is located at
The outside of shaft connection through-hole；In rotor core pressing ring fixed rotor iron core groove, rotor punching is mounted on rotor core pressing ring
Interior, permanent magnet is mounted on the outside of rotor punching, and partition is provided between two permanent magnets, and permanent magnet retaining plate is arranged in permanent magnet
Outside is simultaneously connected on rotor core pressing ring；Rotor field spider shaft connection through-hole is sleeved in shaft, is fixed using the second locknut；
Rotor field spider is provided with fan.
Further, rotor core groove is annular groove, and rotor core pressing ring shape is annular；Permanent magnet is fan-shaped column
Body, permanent magnet form equal part arrangement on planar annular in rotor punching.
Further, permanent magnet is fixedly bonded to rotor punching surface by polarity orientation, and permanent magnet is formed in rotor punching
It is radially arranged in plane.
Further, permanent magnet retaining plate is bonded on the planar annular of permanent magnet formation, the setting of rotor core bottom portion of groove
There is rotor core fixing screwed hole；Rotor core pressing ring is mounted in rotor core groove, is fixed on rotor iron by long spiro nail
In core fixing screwed hole；Permanent magnet retaining plate is bonded on permanent magnet, and is connected on rotor core groove using screw.
Further, fan includes: air duct and blade, and air duct is fixed on rotor field spider, and blade is fixed in air duct.
Further, pedestal is provided with the first threading hole, and shaft is provided with the second threading hole, the first threading hole and in axis direction
Two threading holes are connected.
Further, stator coil uses mush winding.
Further, it is provided with screw thread on the outer wall of two ends of shaft, middle part is provided with bearing fixed seat, on top
It is provided with rotation and becomes fixing seat, rotation becomes fixing seat and is provided with screw-threaded counterbore；Bearing fixed seat is provided with bearing, and the bearing on top utilizes
Nut is fixed, and the bearing of lower end is fixed on the bottom of fan p-m rotor using pressure ring and screw.
Further, rotary transformer includes: resolver stator, resolver stator, resolver stator be provided with input winding,
Winding is exported, resolver stator is fixed on rotation using screw and becomes in fixing seat, and screw is mounted in screw-threaded counterbore；Transformer rotor
Iron core is fixed on rotation using screw and becomes on the inside of cover board；Input winding, the lead-out wire for exporting winding are worn from the first threading hole and second
String holes is drawn.
Further, keyway is provided in axis hole, shaft is provided with connecting key, and connecting key is mounted in keyway after assembly.
The utility model technical effect includes:
1, the utility model is using axial magnetic circuit, and the core length of motor is in radial direction, therefore motor can be made into
The radial disc type shape of axial shortening greatly, is applicable in axial distance very little very much, and the biggish place of radial space uses.
It 2, is that the structure of fan blade and installation permanent magnet is cast one with the fan in fan p-m rotor in the utility model
Body reduces components, enhances the reliability of whole exhaust blower system, improve efficiency, save axial space.
3, in the utility model, the permanent magnet of p-m rotor uses surface mount, fixation, reduces the leakage field system of permanent magnet
Number improves permanent magnet utilization rate, increases air gap energy storage；Stator winding use mush winding, may be implemented stranded conductor and around
Embedding, reduces copper loss.It is to form electromagnetic field in a plane between stator and rotor, carries out energy conversion, shorten motor
Axial length.
4, the utility model is fast with starting speed, low-speed performance is good, overload capacity is strong, high-speed cruising is steady, speed regulation model
Enclose the advantages that wide, efficacious workaround is wide, the exhaust system suitable for vehicle interior.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets the utility model
Embodiment, and be used to explain the principles of the present invention together with specification.
Fig. 1 is the structural schematic diagram of disc type permanent-magnet synchronous exhaust blower motor in the utility model；
Fig. 2 is the structural schematic diagram of stator in the utility model；
Fig. 3 is the structural schematic diagram of stator core in the utility model；
Fig. 4 is the trench structure schematic diagram of notches for wire in the utility model；
Fig. 5 is the longitudal section structural schematic diagram of fan p-m rotor in the utility model；
Fig. 6 is the bottom substance schematic diagram of fan p-m rotor in the utility model.
Specific embodiment
The specific embodiment for fully showing the utility model is described below, to enable those skilled in the art to reality
It tramples and reproduces.
As shown in Figure 1, being the structural schematic diagram of disc type permanent-magnet synchronous exhaust blower motor in the utility model.As shown in Fig. 2,
It is the structural schematic diagram of stator 4 in the utility model.
The structure of the synchronous exhaust blower motor of desk permanent-magnet include: rotation become cover board 1, rotary transformer 2, fan p-m rotor 3,
Stator 4.Stator 4 is motionless, and after stator coil 44 is powered, fan p-m rotor 3 is rotated, the work output wind energy of fan 32.
Stator 4 includes: pedestal 41, shaft 42, the first locknut 43, stator coil 44, stator punching 45, stator core pressing ring
46, base circle 57；Pedestal 41 is provided with axis hole at axle center, is provided with coil fixed groove in inside；Shaft 42 is sleeved on axis hole,
It is fixed using the first locknut 43；Stator core pressing ring 46 is fixed in coil fixed groove using screw, multiple stator punchings 45
It is mounted in stator core pressing ring 46, forms the stator core of annular；Stator core is provided with wire casing, and stator coil 44 is mounted on
In wire casing, multiple stator coils 44 are arranged radially, and form a plane；The bottom end of base circle 57 is connected to bottom using screw
The top of seat 41.Keyway is provided in axis hole, shaft 42 is provided with connecting key, and connecting key is mounted in keyway after assembly.Coil
Fixed groove is annular groove.
As shown in figure 3, being the structural schematic diagram of stator core in the utility model；As shown in figure 4, being in the utility model
The trench structure schematic diagram of notches for wire 451.
Each stator punching 45 is being arranged radially radial notches for wire 451, and multiple superpositions of notches for wire 451 form line
Slot, under stator coil 44 in notches for wire 451, the quantity of wire casing determined by the grade logarithm of motor.The line of stator punching 45
Notch uses half opening, and this groove profile magnetic circuit reluctance is small, and slot space is big, is easy to embed the wire, and securely, notches for wire is by diameter for slot wedge sealing
To radial arrangement, so that wire casing in the same plane, shortens the axial length of motor stator core.
It is provided with screw thread on the outer wall of two ends of shaft 42, middle part is provided with bearing fixed seat 421, is set on top
It is equipped with rotation and becomes fixing seat 422, rotation becomes fixing seat 422 and is provided with screw-threaded counterbore 423.Bearing fixed seat 421 is provided with bearing, top
Bearing benefit be secured with nuts, the bearing of lower end is fixed on the bottom of fan p-m rotor 3 using bearing cap and screw.Pedestal 41
It is provided with the first threading hole, 42 axis direction of shaft is provided with the second threading hole, and the first threading hole and the second threading hole are connected.
Stator coil 44 is easy integer, end using mush winding embedding end using mush winding, stranded conductor and around embedding
It is shorter.Stranded conductor is simultaneously smaller around the kelvin effect of embedding conducting wire, to reduce copper loss.The lead-out wire of stator coil 44 is from
One threading hole is drawn.
Rotary transformer 2 is the induction type micro machine that output voltage and angle of rotor keep certain functional relation.It is one
Angular displacement is converted to the displacement sensor of electric signal by kind, and can be carried out the decision element of coordinate transformation and functional operation.Rotation
Transformation depressor 2 is used to measure and export the revolving speed of fan p-m rotor 3.
Rotary transformer 2 includes: resolver stator (input winding, output winding), transformer rotor, resolver stator benefit
It is screwed and becomes in fixing seat 422 in rotation, screw is mounted in screw-threaded counterbore 423.Transformer rotor iron core is solid using screw
It is scheduled on rotation and becomes 1 inside of cover board.Rotation becomes the end that cover board 1 is fixed on fan p-m rotor 3 using screw.The input winding of stator,
Winding leading-out wire is exported to draw from the first threading hole and the second threading hole.
As shown in figure 5, being the longitudal section structural schematic diagram of fan p-m rotor 3 in the utility model；As shown in fig. 6, being
The bottom substance schematic diagram of fan p-m rotor 3 in the utility model.
The structure of fan p-m rotor 3 include: rotor field spider 31, fan 32, rotor core pressing ring 33, rotor punching 34,
Permanent magnet 35, permanent magnet retaining plate 36.
Rotor field spider 31 is provided with shaft connection through-hole 311 at axle center, and rotor field spider 31 is provided with rotor iron in bottom
Core groove, rotor core groove are located at the outside of shaft connection through-hole 311；It is solid that rotor core bottom portion of groove is provided with rotor core
Determine threaded hole；Rotor core pressing ring 33 is mounted in rotor core groove, is fixed in rotor core groove by long spiro nail；Turn
Sub- punching 34 is mounted in rotor core pressing ring 33, and permanent magnet 35 is mounted on 34 outside of rotor punching, two polarity permanent magnets 35
Between be provided with partition, the setting of permanent magnet retaining plate 36 is connected by screw in 35 outside of permanent magnet, permanent magnet retaining plate 36
On rotor core pressing ring 33.
Shaft connection through-hole 311 is sleeved in shaft 42, fixed using the second locknut 48.
Rotor core groove is annular groove, and 33 shape of rotor core pressing ring is annular.Permanent magnet 35 is fan-shaped column,
By the different number of pole-pairs of motor, permanent magnet 35 is formed into equal part on planar annular in rotor punching 34, it is fixed viscous by polarity orientation
It connects on 34 surface of rotor punching, permanent magnet 35 radially arranges in the plane that rotor punching 34 is formed, between permanent magnet 35
It is separated with insulating barrier.35 specification same thickness of permanent magnet is the same, ensure that the permanent magnetism for being adhesively fixed on 34 surface of rotor punching
Body 35 forms a planar annular；Permanent magnet retaining plate 36 is bonded on the planar annular of the formation of permanent magnet 35, and permanent magnet is fixed
Plate 36 is fixed together with rotor field spider 31 using screw, for preventing the oxidation of permanent magnet 35, and increases mechanical strength, is reduced
The magnetic leakage factor of permanent magnet 35 increases air gap energy storage, is conducive to improve motor speed, shortens the axial length of motor.This structure
Magnetic leakage factor be 10%-20%.
Rotor field spider 31 is provided with fan 32, and fan 32 includes air duct and blade, and air duct is fixed on rotor field spider 31, leaf
Piece is fixed in air duct.Fan p-m rotor 3 substantially reduces the axial length of structure, increases mechanical strength, is conducive to improve motor
Revolving speed.
The synchronous exhaust blower motor of desk permanent-magnet does not have the front and rear cover of general-purpose machine, and the front and rear cover of motor melts respectively to electricity
In the stator 4 of machine, fan p-m rotor 3.Stator 4 is a motionless disk, and fan p-m rotor 3 is the circle of a rotation
Disk, fan 32 melt into rotating circular disk；When stator coil 44 leads to three phase mains, fan p-m rotor 3 rotates, and fan 32 also revolves
Turn, output wind energy.This structure shortens the axial length of motor, blower combination, is suitble to that axial space is small and radial space is big
Place.
Above structure is suitable for the motor that number of pole-pairs is the various numbers of pole-pairs such as 3,4,5,6,8, is applicable in various revolving speeds, various
Power, various voltages disc type permanent magnet synchronous electric motor in.
Rated power 80Kw, rated speed 5500prm, rated direct voltage are manufactured that according to above electric machine structure
900V, specified ac line voltage 636V, specified exchange line current 76.5A, nominal torque 139N.m, number of pole-pairs 6, motor outer diameter Φ
The motor of 665mm, thickness 290mm, electric efficiency are not less than 95%, and the overload capacity of motor is 3~5 times.Motor is continuous work
It makes, the class of insulation is F grades, 2 kinds of H grade.Through detecting, motor has very wide efficacious workaround.
It should be understood that above description be only it is exemplary and explanatory, the utility model, this reality can not be limited
With the novel process and structure for being not limited to be described above and be shown in the accompanying drawings, and can be without departing from the scope
It carry out various modifications and changes.The scope of the utility model is only limited by the accompanying claims.
Claims (10)
1. a kind of synchronous exhaust blower motor of desk permanent-magnet characterized by comprising rotation becomes cover board, rotary transformer, fan permanent magnetism
Rotor, stator；Rotary transformer is mounted on rotation and becomes between cover board and shaft, and rotation becomes cover board and is connected on fan p-m rotor；It is fixed
Son includes: pedestal, shaft, the first locknut, stator coil, stator punching, stator core pressing ring, base circle；Pedestal is at axle center
It is provided with axis hole, is provided with the coil fixed groove of annular in inside；Shaft set is fixed on axis hole using the first locknut；Stator
Iron core pressing ring is fixed in coil fixed groove, and stator punching is mounted in stator core pressing ring, forms stator core；Stator iron
Core is provided with wire casing, and stator coil is mounted in wire casing, and stator coil is arranged radially；The bottom end of base circle is connected to pedestal
Top；Fan p-m rotor includes: that rotor field spider, fan, rotor core pressing ring, rotor punching, permanent magnet, permanent magnet are fixed
Plate；Rotor field spider is provided with shaft connection through-hole at axle center, and bottom is provided with rotor core groove, rotor core groove position
In the outside of shaft connection through-hole；In rotor core pressing ring fixed rotor iron core groove, rotor punching is mounted on rotor core pressure
In circle, permanent magnet is mounted on the outside of rotor punching, and partition is provided between two permanent magnets, and permanent magnet retaining plate is arranged in permanent magnetism
External side is simultaneously connected on rotor core pressing ring；Rotor field spider shaft connection through-hole is sleeved in shaft, solid using the second locknut
It is fixed；Rotor field spider is provided with fan.
2. the synchronous exhaust blower motor of desk permanent-magnet as described in claim 1, which is characterized in that rotor core groove is that annular is recessed
Slot, rotor core pressing ring shape are annular；Permanent magnet is fan-shaped column, and permanent magnet is on rotor punching formation planar annular etc.
Divide arrangement.
3. the synchronous exhaust blower motor of desk permanent-magnet as claimed in claim 2, which is characterized in that permanent magnet is fixed viscous by polarity orientation
It connects on rotor punching surface, permanent magnet radially arranges in the plane that rotor punching is formed.
4. the synchronous exhaust blower motor of desk permanent-magnet as claimed in claim 2, which is characterized in that permanent magnet retaining plate is bonded in permanent magnetism
On the planar annular that body is formed, rotor core bottom portion of groove is provided with rotor core fixing screwed hole；The installation of rotor core pressing ring
In rotor core groove, it is fixed in rotor core fixing screwed hole by long spiro nail；Permanent magnet retaining plate is bonded in permanent magnetism
On body, and it is connected on rotor core groove using screw.
5. the synchronous exhaust blower motor of desk permanent-magnet as described in claim 1, which is characterized in that fan includes: air duct and blade, wind
Road is fixed on rotor field spider, and blade is fixed in air duct.
6. the synchronous exhaust blower motor of desk permanent-magnet as described in claim 1, which is characterized in that pedestal is provided with the first threading hole, turns
Axis is provided with the second threading hole in axis direction, and the first threading hole and the second threading hole are connected.
7. the synchronous exhaust blower motor of desk permanent-magnet as described in claim 1, which is characterized in that stator coil uses mush winding.
8. the synchronous exhaust blower motor of desk permanent-magnet as claimed in claim 6, which is characterized in that on the outer wall of two ends of shaft
It is provided with screw thread, middle part is provided with bearing fixed seat, top is provided with rotation and becomes fixing seat, rotation becomes fixing seat and is provided with screw thread
Counterbore；Bearing fixed seat is provided with bearing, and the bearing benefit on top is secured with nuts, and the bearing of lower end is fixed using pressure ring and screw
In the bottom of fan p-m rotor.
9. the synchronous exhaust blower motor of desk permanent-magnet as claimed in claim 8, which is characterized in that rotary transformer includes: transformer
Stator, resolver stator, resolver stator are provided with input winding, output winding, and resolver stator is fixed on rotation using screw
Become in fixing seat, screw is mounted in screw-threaded counterbore；Transformer rotor iron core is fixed on rotation using screw and becomes on the inside of cover board；Input
Winding, the lead-out wire for exporting winding are drawn from the first threading hole and the second threading hole.
10. the synchronous exhaust blower motor of desk permanent-magnet as claimed in claim 8, which is characterized in that be provided with keyway, shaft in axis hole
It is provided with connecting key, connecting key is mounted in keyway after assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820655810.4U CN208272820U (en) | 2018-05-03 | 2018-05-03 | Desk permanent-magnet synchronizes exhaust blower motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820655810.4U CN208272820U (en) | 2018-05-03 | 2018-05-03 | Desk permanent-magnet synchronizes exhaust blower motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208272820U true CN208272820U (en) | 2018-12-21 |
Family
ID=64681985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820655810.4U Withdrawn - After Issue CN208272820U (en) | 2018-05-03 | 2018-05-03 | Desk permanent-magnet synchronizes exhaust blower motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208272820U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108539944A (en) * | 2018-05-03 | 2018-09-14 | 包头天工电机有限公司 | Desk permanent-magnet synchronizes exhaust blower motor |
| CN114857052A (en) * | 2022-05-26 | 2022-08-05 | 芜湖美的厨卫电器制造有限公司 | Fan blower |
-
2018
- 2018-05-03 CN CN201820655810.4U patent/CN208272820U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108539944A (en) * | 2018-05-03 | 2018-09-14 | 包头天工电机有限公司 | Desk permanent-magnet synchronizes exhaust blower motor |
| CN108539944B (en) * | 2018-05-03 | 2024-02-27 | 包头天工电机有限公司 | Disk type permanent magnet synchronous exhaust fan motor |
| CN114857052A (en) * | 2022-05-26 | 2022-08-05 | 芜湖美的厨卫电器制造有限公司 | Fan blower |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181221 Effective date of abandoning: 20240227 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20181221 Effective date of abandoning: 20240227 |