CN205984623U - Vernier resolver - Google Patents
Vernier resolver Download PDFInfo
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- CN205984623U CN205984623U CN201620945475.2U CN201620945475U CN205984623U CN 205984623 U CN205984623 U CN 205984623U CN 201620945475 U CN201620945475 U CN 201620945475U CN 205984623 U CN205984623 U CN 205984623U
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Abstract
The utility model belongs to the measuring technique, a vernier resolver, including stator core (1), field winding (2), sinusoidal looks output winding (3), cosine looks output winding (4), rotor (5), its characterized in that: stator core (1) is folded to press towards the piece by the stator and is formed, and stator core (1) last equipartition is opened has 10 grooves, equallys divide in every groove from placing field winding (2), sinusoidal looks output winding (3), cosine looks output winding (4), wherein field winding (2) are the concentrated winding of the numbers of turns such as each groove to it backward concatenates to pursue the groove, sinusoidal looks output winding (3) and cosine looks output winding (4) are distributed winding, pursue the groove and concatenate, excircle and the interior circle fixed connection of motor casing, rotor (5) and key -type connection for the motor shaft of stator core (1). This patent have simple structure, reliability high, do not have wearing and tearing, easily do not maintain, the temperature floats advantages such as little, be fit for being used for PMSM, switched reluctance motor's etc. Position to detect.
Description
Technical field
This utility model is related to a kind of magnetoresistance transformer designing technique.
Background technology
The position sensor that motor is commonly used has hall device, photoelectric code disk etc., and photoelectric code disk is not suitable for making of strong vibration
With environment, and hall device precision itself is not, and is unsatisfactory for applied at elevated temperature environment.In motion control field, permanent-magnet synchronous
Motor and switched reluctance machines etc. to position sensor accuracy require higher, magnetoresistance transformer take into account high reliability and
High-precision feature, can select material according to system requirements, to meet varying environment condition use requirement, as position feedback
General detection sensor.On the stator of magnetoresistance transformer, fluting places excitatory and output winding, and rotor is by rotor punching
It is overrided to form, is designed to salient pole shape, do not place winding, structure is simple, reliability is high.
Utility model content
The purpose of this utility model is：A kind of magnetoresistance transformer is proposed.
The technical solution of the utility model is：A kind of magnetoresistance transformer, including stator core 1, field winding 2,
Sine mutually exports winding 3, cosine phase output winding 4, rotor 5, and stator core 1 is overrided to form by stator punching, in stator core 1
Uniformly have 10 grooves, be all discretely located field winding 2, sine in each groove and mutually export winding 3, cosine phase output winding 4；Its
Middle field winding 2 is the concentratred winding of the numbers of turn such as each groove, and reversely concatenates by groove；Sine mutually exports winding 3 and cosine phase
Output winding 4 is Distributed Winding, by groove concatenation；The cylindrical of stator core 1 is fixedly connected with electric machine casing inner circle, rotor 5 and electricity
Arbor is with bonded.
Wherein for 6 to pole, profile is salient pole shape to rotor 5, and rotor 5 inner circle circumference has 6 uniform keyways.
The utility model has the advantages that：A kind of excitatory and output winding of magnetoresistance transformer of this utility model is whole
It is placed in stator core, rotor is not placed winding, rotating part does not need electrical power, and it is divided in stationary part and rotation section
Between be not in contact with connecting, structure is simple, reliable operation.Described magnetoresistance transformer utilizes magnetoresistance, by rotor and
Relatively rotate generation alternating magnetic field between stator, measure the induced voltage related to the rotor anglec of rotation, thus realization to turn
The measurement of rotor speed and position detection.Magnetoresistance transformer of the present utility model has that structure is simple, reliability is high, no
The advantages of abrasion, easy care, temperature drift are little, is highly suitable for the position detection of permagnetic synchronous motor, switched reluctance machines etc..
Brief description
Fig. 1 is this utility model top view,
Fig. 2 is this utility model sectional view；
Wherein 1：Stator core, 2：Field winding, 3：Sine mutually export winding, 4：Cosine phase output winding, 5：Rotor.
Specific embodiment
With reference to Figure of description, this utility model is elaborated, referring to Fig. 1, be a kind of magnetic resistance of this utility model
The schematic diagram of formula rotary transformer.A kind of described magnetoresistance transformer it is characterised in that：Stator core 1 is by stator punching
It is overrided to form, stator core 1 uniformly has 10 grooves, be all discretely located field winding 2, sine in each groove and mutually export winding
3rd, cosine phase output winding 4；Wherein field winding 2 is the concentratred winding of the numbers of turn such as each groove, and reversely concatenates by groove；Sinusoidal phase
Output winding 3 and cosine phase output winding 4 are Distributed Winding, by groove concatenation；The cylindrical and electric machine casing inner circle of stator core 1
It is fixedly connected, rotor 5 and motor shaft are with bonded.
For 6 to pole, profile is salient pole shape to described rotor 5, and rotor 5 inner circle circumference has 6 uniform keyways.
Embodiment
With reference to Figure of description, this utility model is elaborated, referring to Fig. 1 and Fig. 2, be this utility model one
Plant the schematic diagram of magnetoresistance transformer.A kind of described magnetoresistance transformer is it is characterised in that include：Stator core 1
It is overrided to form by stator punching, stator core 1 uniformly has 10 grooves, in each groove, be all discretely located field winding 2, sine
Mutually output winding 3, cosine phase output winding 4；Wherein field winding 2 is the concentratred winding of the numbers of turn such as each groove, and reverse by groove
Concatenation；It is Distributed Winding that sine mutually exports winding 3 and cosine phase output winding 4；In the cylindrical and electric machine casing of stator core 1
Circle is fixedly connected, and rotor 5 and motor shaft are with bonded.
For 6 to pole, profile is salient pole shape to described rotor 5, and rotor 5 inner circle circumference has 6 uniform keyways.
This utility model is a kind of magnetoresistance transformer, and its operation principle is：Magnetoresistance transformer excitatory
Meet 7V, the alternating voltage of frequency 10K, using magnetoresistance, by relatively rotating generation alternating magnetic field between rotor and stator,
Measure the induced voltage related to the rotor anglec of rotation, thus realizing the measurement to rotor speed and position detection.
Magnetoresistance transformer of the present utility model has that structure is simple, reliability is high, no abrasion, easy care, temperature drift
Little the advantages of, it is highly suitable for the position detection of permagnetic synchronous motor, switched reluctance machines etc..
Claims (4)
1. a kind of magnetoresistance transformer, mutually exports winding (3), cosine including stator core (1), field winding (2), sine
Mutually output winding (4), rotor (5) it is characterised in that：Stator core (1) is overrided to form by stator punching, in stator core (1)
Uniformly have 10 grooves, be all discretely located field winding (2) in each groove, sine mutually exports winding (3), cosine phase output winding
(4)；Wherein field winding (2) is the concentratred winding of the numbers of turn such as each groove, and reversely concatenates by groove；Sine mutually exports winding (3)
And cosine phase output winding (4) is Distributed Winding, by groove concatenation；The cylindrical and electric machine casing inner circle of stator core (1) is fixed
Connect, rotor (5) and motor shaft are with bonded.
2. rotary transformer as claimed in claim 1 it is characterised in that：Rotor (5) is 6 to pole.
3. rotary transformer as claimed in claim 1 it is characterised in that：The profile of rotor (5) is salient pole shape.
4. rotary transformer as claimed in claim 1 it is characterised in that：6 uniform keys are had on rotor (5) inner circle circumference
Groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620945475.2U CN205984623U (en) | 2016-08-25 | 2016-08-25 | Vernier resolver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620945475.2U CN205984623U (en) | 2016-08-25 | 2016-08-25 | Vernier resolver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205984623U true CN205984623U (en) | 2017-02-22 |
Family
ID=58036405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620945475.2U Active CN205984623U (en) | 2016-08-25 | 2016-08-25 | Vernier resolver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205984623U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107968498A (en) * | 2017-12-29 | 2018-04-27 | 天津创远亿德科技发展有限公司 | A kind of switched reluctance machines |
| CN111009391A (en) * | 2019-11-21 | 2020-04-14 | 贵州华烽电器有限公司 | Reluctance type rotary transformer and optimization method |
| CN112687459A (en) * | 2020-12-16 | 2021-04-20 | 中国航空工业集团公司金城南京机电液压工程研究中心 | Two-channel rotary transformer coil winding method |
| CN112821700A (en) * | 2021-01-29 | 2021-05-18 | 东南大学盐城新能源汽车研究院 | Double cosine air gap flux switching servo motor |
| CN112865356A (en) * | 2021-01-29 | 2021-05-28 | 东南大学盐城新能源汽车研究院 | Double cosine air gap stator electric excitation servo motor |
-
2016
- 2016-08-25 CN CN201620945475.2U patent/CN205984623U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107968498A (en) * | 2017-12-29 | 2018-04-27 | 天津创远亿德科技发展有限公司 | A kind of switched reluctance machines |
| CN111009391A (en) * | 2019-11-21 | 2020-04-14 | 贵州华烽电器有限公司 | Reluctance type rotary transformer and optimization method |
| CN111009391B (en) * | 2019-11-21 | 2023-08-18 | 贵州华烽电器有限公司 | Reluctance type rotary transformer and optimization method |
| CN112687459A (en) * | 2020-12-16 | 2021-04-20 | 中国航空工业集团公司金城南京机电液压工程研究中心 | Two-channel rotary transformer coil winding method |
| CN112687459B (en) * | 2020-12-16 | 2022-09-06 | 中国航空工业集团公司金城南京机电液压工程研究中心 | Double-channel rotary transformer coil winding method |
| CN112821700A (en) * | 2021-01-29 | 2021-05-18 | 东南大学盐城新能源汽车研究院 | Double cosine air gap flux switching servo motor |
| CN112865356A (en) * | 2021-01-29 | 2021-05-28 | 东南大学盐城新能源汽车研究院 | Double cosine air gap stator electric excitation servo motor |
| CN112865356B (en) * | 2021-01-29 | 2023-11-24 | 东南大学盐城新能源汽车研究院 | Double cosine air gap stator electric excitation servo motor |
| CN112821700B (en) * | 2021-01-29 | 2023-11-24 | 东南大学盐城新能源汽车研究院 | Double cosine air gap magnetic flux switching servo motor |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |