CN205389162U - Become PMSM for oar - Google Patents
Become PMSM for oar Download PDFInfo
- Publication number
- CN205389162U CN205389162U CN201521033319.0U CN201521033319U CN205389162U CN 205389162 U CN205389162 U CN 205389162U CN 201521033319 U CN201521033319 U CN 201521033319U CN 205389162 U CN205389162 U CN 205389162U
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- China
- Prior art keywords
- rotor
- stator
- rotary transformer
- rear end
- end cap
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Abstract
The utility model discloses a become PMSM for oar, the inner chamber at the frame is installed to this become PMSM for oar's stator, the mounting of rotors is at the inner chamber of stator, a front end cover, a rear end cover, a rotation shaft, and a stopper, the rear end cap is connected with the both ends of frame respectively, the pivot both ends of rotor respectively with the front end housing, the rear end cap passes through the bearing and connects, the rear end cap is stretched out in the pivot one end respectively with the stopper, become the mounting disc soon, a AC servo motor, it connects to revolve the vary voltage piece, the protective housing is connected with the rear end cap, the protective housing is connected with the visor. The utility model discloses manufacturing process is simple, compact structure, small, light in weight, with low costs, the electric efficiency is high, economic performance good.
Description
Technical field
This utility model relates to technical field of motors, particularly to a kind of permagnetic synchronous motor for variable pitch.
Background technology
Along with the propelling of wind-power electricity generation new energy technology process, wind-power electricity generation is equipped overall performance by motor performance important impact.Electric pitch-changing regulates the major way becoming Wind turbines change oar.The system synthesis index of pitch drive system and high servo, safety, reliability and purchase cost become the driving source promoting its technical development.It is the pitch drive system driven that the Large-scale Wind Turbines of domestic many main flow blower fan general assembly enterprises has begun to adopt import permanent magnet synchronous servo motor.But, there is the shortcomings such as self structure complexity, manufacturing cost is high, maintenance trouble, maintenance cost are high in prior art wind generating set pitch-controlled system permanent magnet direct current motor and electricity excitation dc motor.
Utility model content
The technical problems to be solved in the utility model is to provide one, and mechanical property is good, efficiency is high, precision is high, fast response time, lightweight permagnetic synchronous motor for variable pitch.
In order to solve above-mentioned technical problem, the technical solution of the utility model is this permagnetic synchronous motor for variable pitch, including support, drive end bearing bracket, rear end cap, containment vessel, protection lid, stator, rotor, brake, rotation becomes mounting disc, rotary transformer, rotation transformation block, bearing, stator is arranged on the inner chamber of support, rotor is arranged on the inner chamber of stator, drive end bearing bracket, rear end cap is connected with the two ends of support respectively, the rotating shaft two ends of rotor respectively with drive end bearing bracket, rear end cap is connected by bearing, rotating shaft stretch out one end of rear end cap respectively with brake, rotation becomes mounting disc, rotary transformer, rotation transformation block connects, containment vessel is connected with rear end cap, containment vessel is connected with protection lid.
Further, stator include stator core, armature winding, stator core is connected with support, and armature winding is connected with stator core, and stator core includes stator punching, and stator punching laminates formation stator core；Stator punching anchor ring has the through hole being provided with regular geometric shapes.
Further, armature winding adopt many copper cash and around, with double-layer overlapped around form coiling form, winding parallel circuitry number is 1 tunnel, and pitch is 5.
Further, rotor include rotating shaft, rotor core, end plate, magnet steel, rotor core, end plate are connected with rotating shaft successively, and rotor core two ends are connected with two end plates respectively, and magnet steel is connected with the excircle of rotor core；In rotating shaft, it is provided with circlip groove in the outside of a side end panel, circlip groove is provided with back-up ring.
Further, rotor core include rotor punching, the through hole of regular geometry on the ring surface of rotor punching, the quantity of through hole is identical with number of magnetic poles.
Further, end sheet surface has tin coating.
Further, rotary transformer includes rotary transformer stator, rotary transformer rotor, rotary transformer stator is arranged on rotation and becomes in mounting disc, rotary transformer rotor is arranged on the axle tail of rotating shaft, outside rotary transformer rotor turn the tip of the axis with rotation transformation block be connected.
Adopt technique scheme; owing to employing the technical characteristics such as drive end bearing bracket, rear end cap, containment vessel, protection lid, stator, rotor, brake, rotation change mounting disc, rotary transformer, rotation transformation block, bearing; this utility model is made to efficiently solve the technical problem such as the structure complexity of existing pitch control motor existence, manufacturing cost high, maintenance trouble, maintenance cost; this utility model manufacturing process is simple; easy to assembly, it is not necessary to a large amount of frock auxiliary assemblings；Compact conformation, volume is little, lightweight, uses material few；Structure of Mechanical Parts is simple, easily processes, and processing cost is low；The appropriate design of rotor structure reduces rotary inertia, decreases caloric value, enhances thermal diffusivity, improves the efficiency of motor；It is easy to operate for the dynamic balancing pilot scale study of rotor, and reliability is high, and R&D costs are low；Stator core adopts the measure of skewed stator slot to reduce cogging torque, vibration and noise；Concrete mechanical property is good, efficiency is high, precision is high, fast response time, low cost and other advantages.
Accompanying drawing explanation
Fig. 1 is this utility model complete machine schematic diagram；
Fig. 2 is this utility model motor body schematic diagram；
Fig. 3 is this utility model stator punching schematic diagram；
Fig. 4 is this utility model stator partial cutaway schematic diagram；
Fig. 5 is this utility model rotor punching schematic diagram；
Fig. 6 is this utility model rotor schematic diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described further.At this it should be noted that be adapted to assist in for the explanation of these embodiments and understand this utility model, but it is not intended that restriction of the present utility model.As long as just can be mutually combined additionally, technical characteristic involved in each embodiment of this utility model disclosed below does not constitute conflict each other.
As shown in Figures 1 and 2, this permagnetic synchronous motor for variable pitch includes support 1, drive end bearing bracket 2, rear end cap 3, containment vessel 4, protection lid 5, stator 6, rotor 7, brake 8, rotation becomes mounting disc 9, rotary transformer 10, rotation transformation block 11, bearing 12, stator 6 is arranged on the inner chamber of support 1, rotor 7 is arranged on the inner chamber of stator 6, drive end bearing bracket 2, rear end cap 3 is connected with the two ends of support 1 respectively, rotating shaft 13 two ends of rotor 7 respectively with drive end bearing bracket 2, rear end cap 3 is connected by bearing 12, rotating shaft 13 stretch out one end of rear end cap 3 respectively with brake 8, rotation becomes mounting disc 9, rotary transformer 10, rotation transformation block 11 connects, containment vessel 4 is connected with rear end cap 3, containment vessel 4 is connected with protection lid 5.
More specifically, stator 6 includes stator core, armature winding, and stator core is connected with support, and armature winding is connected with stator core, and stator core includes stator punching, and stator punching laminates formation stator core；Stator punching anchor ring has the through hole being provided with regular geometric shapes, this case is embodied as shown in the stator punching hole 20 of the geometry such as accompanying drawing 3 of middle stator punching anchor ring, this geometry can form tiltedly shoulder round bottom stator slot 14 as shown in Figure 4, can effectively reduce cogging torque, vibration and noise, improve running quality.Armature winding adopt many copper cash and around, with double-layer overlapped around form coiling form, winding parallel circuitry number is 1 tunnel, and pitch is 5.As shown in Figure 6, rotor 7 includes rotating shaft 13, rotor core 15, end plate 16, magnet steel 17, and rotor core 15, end plate 16 are connected with rotating shaft 13 successively, and rotor core 15 two ends are connected with two end plates 16 respectively, and magnet steel 17 is connected with the excircle of rotor core 15；In rotating shaft 13, it is provided with circlip groove 18 in the outside of a side end panel 16, circlip groove 18 is provided with back-up ring 19, it is prevented that the axial displacement of end plate 16 and rotor core 15；Rotor core includes rotor punching, the through hole of regular geometry on the ring surface of rotor punching, the quantity of through hole is identical with number of magnetic poles, shown in the rotor punching hole 21 of the through hole of this utility model rotor punching such as accompanying drawing 5, this rotor punching hole 21 can reduce rotor moment of inertia, makes motor lightweight and accelerates heat radiation.There is tin coating on end plate 16 surface, has stannum on the end plate 16 of tin coating convenient, firm, reliable, and the dynamic balance running of rotor 7 is easy to operate, and reliability is high, it is possible to make the unbalancing value of rotor 7 reach minimum.Rotary transformer 10 includes rotary transformer stator, rotary transformer rotor, rotary transformer stator is arranged on rotation and becomes in mounting disc 9, rotary transformer rotor is arranged on the axle tail of rotating shaft 13, is connected with rotation transformation block 11 at the end of rotating shaft 13 outside rotary transformer rotor.
Above in association with accompanying drawing, embodiment of the present utility model is explained in detail, but this utility model is not limited to described embodiment.For a person skilled in the art, when without departing from this utility model principle and spirit, these embodiments are carried out multiple change, amendment, replacement and modification, still fall within protection domain of the present utility model.
Claims (7)
1. a permagnetic synchronous motor for variable pitch, it is characterized in that including support, drive end bearing bracket, rear end cap, containment vessel, protection lid, stator, rotor, brake, rotation becomes mounting disc, rotary transformer, rotation transformation block, bearing, stator is arranged on the inner chamber of support, rotor is arranged on the inner chamber of stator, drive end bearing bracket, rear end cap is connected with the two ends of support respectively, the rotating shaft two ends of rotor respectively with drive end bearing bracket, rear end cap is connected by bearing, rotating shaft stretch out one end of rear end cap respectively with brake, rotation becomes mounting disc, rotary transformer, rotation transformation block connects, containment vessel is connected with rear end cap, containment vessel is connected with protection lid.
2. permagnetic synchronous motor for variable pitch according to claim 1, it is characterized in that stator includes stator core, armature winding, stator core is connected with support, armature winding is connected with stator core, stator core includes stator punching, stator punching laminates formation stator core, and stator punching anchor ring has the through hole being provided with regular geometric shapes.
3. permagnetic synchronous motor for variable pitch according to claim 2, it is characterised in that affiliated armature winding adopt many copper cash and around, with double-layer overlapped around form coiling form, winding parallel circuitry number is 1 tunnel, and pitch is 5.
4. permagnetic synchronous motor for variable pitch according to claim 1, it is characterized in that rotor includes rotating shaft, rotor core, end plate, magnet steel, rotor core, end plate are connected with rotating shaft successively, and rotor core two ends are connected with two end plates respectively, and magnet steel is connected with the excircle of rotor core；In rotating shaft, it is provided with circlip groove in the outside of a side end panel, circlip groove is provided with back-up ring.
5. permagnetic synchronous motor for variable pitch according to claim 4, it is characterised in that rotor core includes rotor punching, the through hole of regular geometry on the ring surface of rotor punching, the quantity of through hole is identical with number of magnetic poles.
6. permagnetic synchronous motor for variable pitch according to claim 5, it is characterised in that end sheet surface has tin coating.
7. according to one of them described permagnetic synchronous motor for variable pitch of claim 1～6, it is characterized in that rotary transformer includes rotary transformer stator, rotary transformer rotor, rotary transformer stator is arranged on rotation and becomes in mounting disc, rotary transformer rotor is arranged on the axle tail of rotating shaft, outside rotary transformer rotor turn the tip of the axis with rotation transformation block be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521033319.0U CN205389162U (en) | 2015-12-12 | 2015-12-12 | Become PMSM for oar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521033319.0U CN205389162U (en) | 2015-12-12 | 2015-12-12 | Become PMSM for oar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205389162U true CN205389162U (en) | 2016-07-20 |
Family
ID=56381118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521033319.0U Expired - Fee Related CN205389162U (en) | 2015-12-12 | 2015-12-12 | Become PMSM for oar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205389162U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329766A (en) * | 2016-10-19 | 2017-01-11 | 清华大学 | Turbine generator with rotor arrangement capable of weakening polar frequency vibration winding |
| CN107294274A (en) * | 2017-06-09 | 2017-10-24 | 苏州朗高电机有限公司 | A kind of brake arrangement mounting structure of permanent magnetism pitch motor |
| CN110401302A (en) * | 2019-06-26 | 2019-11-01 | 苏州朗高电机有限公司 | A kind of asynchronous pitch motor |
| CN110429737A (en) * | 2019-07-15 | 2019-11-08 | 苏州朗高电机有限公司 | A kind of three end cap pitch motors that bispin becomes |
| CN113746244A (en) * | 2021-08-16 | 2021-12-03 | 银川威马电机有限责任公司 | Wind power variable pitch permanent magnet motor |
-
2015
- 2015-12-12 CN CN201521033319.0U patent/CN205389162U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329766A (en) * | 2016-10-19 | 2017-01-11 | 清华大学 | Turbine generator with rotor arrangement capable of weakening polar frequency vibration winding |
| CN106329766B (en) * | 2016-10-19 | 2020-05-22 | 清华大学 | Turbo generator with rotor arranged with weakening polar frequency vibration winding |
| CN107294274A (en) * | 2017-06-09 | 2017-10-24 | 苏州朗高电机有限公司 | A kind of brake arrangement mounting structure of permanent magnetism pitch motor |
| CN110401302A (en) * | 2019-06-26 | 2019-11-01 | 苏州朗高电机有限公司 | A kind of asynchronous pitch motor |
| CN110429737A (en) * | 2019-07-15 | 2019-11-08 | 苏州朗高电机有限公司 | A kind of three end cap pitch motors that bispin becomes |
| CN110429737B (en) * | 2019-07-15 | 2024-03-01 | 苏州朗高电机有限公司 | Double-rotation variable three-end cover variable pitch motor |
| CN113746244A (en) * | 2021-08-16 | 2021-12-03 | 银川威马电机有限责任公司 | Wind power variable pitch permanent magnet motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160720 Termination date: 20161212 |