CN108512326A - Armature ventilation channel plate for direct current generator - Google Patents
Armature ventilation channel plate for direct current generator Download PDFInfo
- Publication number
- CN108512326A CN108512326A CN201810536252.4A CN201810536252A CN108512326A CN 108512326 A CN108512326 A CN 108512326A CN 201810536252 A CN201810536252 A CN 201810536252A CN 108512326 A CN108512326 A CN 108512326A
- Authority
- CN
- China
- Prior art keywords
- armature
- vent segment
- ventilation channel
- channel plate
- stamping
- 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
- 238000009423 ventilation Methods 0.000 title claims abstract description 41
- 238000004080 punching Methods 0.000 claims abstract description 7
- 238000003466 welding Methods 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 3
- 239000004020 conductor Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/20—Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
-
- 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
- H02K1/32—Rotating parts of the magnetic circuit with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/22—Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The present invention relates to a kind of armature ventilation channel plate for direct current generator, its function is to form radial ventilation channel inside armature core to improve the integral heat sink performance of motor to effectively improve the ventilation and heat ability of armature core interior.Short vent segment, long vent segment are mainly fixed on the side of full circle armature stamping by the armature ventilation channel plate device, and the device is uniformly filled to the inside for being pressed in armature punching iron core, ventilation channel plate device carries out fastening with armature end flange by round end flat key again and couples, it takes away coil-conductor to make air quantity flow through inside armature core and sends out heat thermogenetic, surpass the effect effectively radiated.Short vent segment, long vent segment, armature stamping are all made of impact style and are made, and wherein armature stamping uses full circle punching mode.This apparatus structure is simple, makes simple, and dimensional discrepancy is small and good integrity.
Description
Technical field
The present invention relates to a kind of armature ventilation channel plates for direct current generator
Background technology
Box-type direct current generator mainly uses axial ventilation structure in the past, and traditional structure is on the armature core of motor
Open up ventilation pore, make cooling air quantity inside armature core through side be circulated to the other side so that flow to external belt walk motor fortune
It is logical can not to be effectively reduced the heating conductors such as the coil of armature core surface insertion for the heat that row generates, such aeration structure
The heat generated after electricity.With the raising of motor manufacturing technology level, used insulating materials is resistance in the fabrication process for motor
Hot property improves therewith, and motor permitted heat generation parameter limit value when carrying out electromagnetic design also increases therewith, it is therefore desirable to
Have and is more advantageous to the apparatus structure of motor ventilation heat dissipation to improve the heat-sinking capability on armature surface, to really improve motor
The level of structure design.
Invention content
It is simple to manufacture the purpose of the present invention is design is a kind of, simple to install, the larger heat dissipation effect for improving armature surface coil
The armature ventilation channel plate for direct current generator of rate.The technical solution of the utility model is：A kind of armature for direct current generator
Ventilation channel plate, which is made of short vent segment (1), long vent segment (2) and full circle armature stamping (3), short
Vent segment (1) spot welding is fixed on above the round end flat key (4) of armature stamping (3) side, and long vent segment (2) presses circumference spot welding
It is fixed on the surface of armature stamping (3), and keeps equidistant with armature stamping inside and outside circle, long vent segment (2) and short ventilation slot
Piece (1) is mounted on the same side, and the ventilation channel plate device that short vent segment (1), long vent segment (2), armature stamping (3) form is again
Fastening is carried out by round end flat key (4) with armature end flange (5) to couple, short vent segment (1), long vent segment (2), armature stamping
(3) it is all made of impact style to be made, wherein armature stamping (3) uses full circle punching mode.
Operation principle of the present invention：
The function of the present invention, which is axial ventilation structure used by solving conventional tank formula direct current generator, effectively to drop
The problem of heat that the heating conductors such as the coil of low armature core surface insertion generate after being powered.Structure is as shown in Figure 1, direct current
The armature ventilation channel plate of machine is mainly made of short vent segment, long vent segment and full circle armature stamping, short vent segment spot welding
It being fixed on above the round end flat key of armature stamping side, long vent segment is scheduled on the surface of armature stamping by circumferential point solid welding, and
Keep equidistant with armature stamping inside and outside circle, long vent segment is mounted on the same side with short vent segment, and short vent segment, length are logical
The ventilation channel plate device that wind groove piece, armature stamping form carries out fastening with armature end flange by round end flat key again and couples.Short ventilation
Slotted vane, long vent segment, armature stamping are all made of impact style and are made, and wherein armature stamping uses full circle punching mode.
The advantages of structure of the invention：
A kind of 1 novel radial ventilation device for armature core is conducive to the cooling of armature core inner ventilation, significantly
Improve the heat-sinking capability of armature surface coil.
2 present invention, which solve, lacks effective radial ventilation cooling device in previous armature core design, and main
The design feature of the problem of using axial ventilation hole as cooling air duct, the present apparatus are that structure is relatively easy, the technology mode phase of making
To simple, the main body punching in device uses completely circular structure, and the integraty after being assembled with armature core lamination is excellent.Therefore, originally
The invention of device, not only improved direct current generator inner armature ventilation effect, but also do not increase armature manufacturing process complicated journey
Spend process implementing difficulty.In addition, by the realization of case study on implementation, the assembly using effect of apparatus of the present invention is excellent.
Description of the drawings：
Fig. 1 is the armature ventilation channel plate front view of direct current generator；
Fig. 2 is the armature ventilation channel plate assembly work principle schematic of direct current generator；
Fig. 3 is the armature ventilation channel plate connecting mode enlarged drawing of direct current generator
Specific implementation mode
A kind of armature ventilation channel plate for direct current generator as shown in figures 1 and 3, the ventilation channel plate device is by short ventilation
Slotted vane 1, long vent segment 2 and full circle armature stamping 3 form, and 1 spot welding of short vent segment is fixed on the round end of 3 side of armature stamping
4 top of flat key, long vent segment 2 are scheduled on the surface of armature stamping 3, and holding and armature stamping inside and outside circle etc. by circumferential point solid welding
Spacing, long vent segment 2 are mounted on the same side, short vent segment 1, long vent segment 2,3 groups of armature stamping with short vent segment 1
At ventilation channel plate device fastening carried out with armature end flange 5 by round end flat key 4 again couple.For effective stretching armature ventilation slot
Gap on plate between keyway and armature end flange is to ensure running mechanical strength, and in assembling process, round end flat key 4 is carried out
Adaptation is equipped with after clearance measurement in fact to use.Short vent segment 1, long vent segment 2, armature stamping 3 are all made of impact style making
It forms, wherein armature stamping 3 uses full circle punching mode.
As shown in Fig. 2, armature ventilation channel plate 2 and laminated core 3 are passed through hydraulic device and special tool by trim ring 1 before and after armature
Tool is fastened together, and during closed assembly, armature ventilation channel plate 2 is evenly distributed between every section of core packet of laminated core 3, electricity
Pivot ventilation channel plate 2 and laminated core 3 carry out fastening shaft coupling by round end flat key 4 and armature end flange 5, armature end flange 5 and shaft 6 it
Between hot jacket installation carried out using interference fit joint mode.In motor ventilation cooling procedure, into the cooling air quantity between armature end flange
Entered between armature ventilation channel plate 2 and laminated core 3 by the wind deflector welded between each gusset on armature end flange 5, to uniformly
And coil surface by being embedded in armature core is effectively flowed, and then take away since motor operation course coil conductor produces
Raw heat, to effectively improve the heat dissipation performance of motor.
The design rated power 1200kW of direct current generator in the present embodiment, rated voltage 630V, rotating speed 120/
312r/min, the class of insulation are F grades, degree of protection IP44, and the type of cooling is sky-water cooling.
Claims (1)
1. a kind of armature ventilation channel plate for direct current generator, it is characterized in that：The ventilation channel plate device by short vent segment (1),
Long vent segment (2) and full circle armature stamping (3) composition, short vent segment (1) spot welding are fixed on the circle of armature stamping (3) side
Above head flat key (4), long vent segment (2) is scheduled on the surface of armature stamping (3), and holding and armature stamping by circumferential point solid welding
Inside and outside circle is equidistant, and long vent segment (2) is mounted on the same side, short vent segment (1), long ventilation slot with short vent segment (1)
The ventilation channel plate device that piece (2), armature stamping (3) form carries out fastening connection by round end flat key (4) and armature end flange (5) again
It connects, short vent segment (1), long vent segment (2), armature stamping (3) are all made of impact style and are made, wherein armature stamping
(3) full circle punching mode is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810536252.4A CN108512326B (en) | 2018-05-30 | 2018-05-30 | Armature ventilation slot plate for DC motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810536252.4A CN108512326B (en) | 2018-05-30 | 2018-05-30 | Armature ventilation slot plate for DC motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108512326A true CN108512326A (en) | 2018-09-07 |
| CN108512326B CN108512326B (en) | 2024-04-05 |
Family
ID=63402262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810536252.4A Active CN108512326B (en) | 2018-05-30 | 2018-05-30 | Armature ventilation slot plate for DC motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108512326B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110460179A (en) * | 2019-08-13 | 2019-11-15 | 江苏中车电机有限公司 | A kind of motor welding ventilation channel plate |
| CN112994285A (en) * | 2021-04-13 | 2021-06-18 | 哈动国家水力发电设备工程技术研究中心有限公司 | Aerogenerator silicon steel sheet with support fixed establishment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201341046Y (en) * | 2008-12-31 | 2009-11-04 | 无锡哈电电机有限公司 | Ventilation structure of direct current motor |
| CN102403813A (en) * | 2011-11-15 | 2012-04-04 | 中电电机股份有限公司 | Ventilated channel board of motor rotor |
| CN102810918A (en) * | 2012-08-31 | 2012-12-05 | 中电电机股份有限公司 | Armature core structure of DC (Direct Current) motor |
| CN103973014A (en) * | 2013-01-31 | 2014-08-06 | 安徽明腾永磁机电设备有限公司 | Rotor of permanent magnet motor |
| CN204012989U (en) * | 2014-07-08 | 2014-12-10 | 东方电气集团东方电机有限公司 | A kind of rotor ventilation frid of high-speed permanent magnet motor |
| CN208241420U (en) * | 2018-05-30 | 2018-12-14 | 哈尔滨电气动力装备有限公司 | Armature ventilation channel plate for direct current generator |
-
2018
- 2018-05-30 CN CN201810536252.4A patent/CN108512326B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201341046Y (en) * | 2008-12-31 | 2009-11-04 | 无锡哈电电机有限公司 | Ventilation structure of direct current motor |
| CN102403813A (en) * | 2011-11-15 | 2012-04-04 | 中电电机股份有限公司 | Ventilated channel board of motor rotor |
| CN102810918A (en) * | 2012-08-31 | 2012-12-05 | 中电电机股份有限公司 | Armature core structure of DC (Direct Current) motor |
| CN103973014A (en) * | 2013-01-31 | 2014-08-06 | 安徽明腾永磁机电设备有限公司 | Rotor of permanent magnet motor |
| CN204012989U (en) * | 2014-07-08 | 2014-12-10 | 东方电气集团东方电机有限公司 | A kind of rotor ventilation frid of high-speed permanent magnet motor |
| CN208241420U (en) * | 2018-05-30 | 2018-12-14 | 哈尔滨电气动力装备有限公司 | Armature ventilation channel plate for direct current generator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110460179A (en) * | 2019-08-13 | 2019-11-15 | 江苏中车电机有限公司 | A kind of motor welding ventilation channel plate |
| CN112994285A (en) * | 2021-04-13 | 2021-06-18 | 哈动国家水力发电设备工程技术研究中心有限公司 | Aerogenerator silicon steel sheet with support fixed establishment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108512326B (en) | 2024-04-05 |
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| GR01 | Patent grant |