CN205986831U - Decoder and because electrical resolver of this decoder for electrical resolver - Google Patents
Decoder and because electrical resolver of this decoder for electrical resolver Download PDFInfo
- Publication number
- CN205986831U CN205986831U CN201620882117.1U CN201620882117U CN205986831U CN 205986831 U CN205986831 U CN 205986831U CN 201620882117 U CN201620882117 U CN 201620882117U CN 205986831 U CN205986831 U CN 205986831U
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- decoder
- module
- rotary transformer
- signal
- input device
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Abstract
The utility model discloses a decoder for the electrical resolver, including an input device and the 2nd input device, an input device and the 2nd input device all order connect go to make an uproar module and enlarged module, two enlarged modules are connected with signal sampling module, and signal sampling module is connected with signal decoder module, wherein signal decoder module is data signal microprocessor, wherein signal sampling module is 12 AD adc. The precision of this decoder is high, small, the interference killing feature is strong to and it is good to have a maintainability, needn't carry out temperature compensating, need not the advantage of calibration. The utility model discloses still lie in disclosing an electrical resolver, this electrical resolver embeds above -mentioned decoder.
Description
Technical field
This utility model belongs to rotary transformer technology field, is related to a kind of decoder of magnetic resistance rotary transformer and is based on
The rotary transformer of this decoder.
Background technology
Conventional digital encoder has optical encoder, rotary coding and magnetic coder etc..Photoelectric encoder, is a kind of
By opto-electronic conversion, the geometry of machinery displacement on output shaft is converted into the sensor of pulse or digital quantity.This is current application
Most sensors, photoelectric encoder is made up of code-disc and photoelectric detection system.Code-disc is first-class in the plectane of certain diameter
Open several slots with dividing；Due to code-disc and motor coaxle, during motor rotation, code-disc is rotated at the same speed with motor, through sending out
The detection means detection of the electronic components such as optical diode composition exports some pulse signals.Although this measuring method high precision,
Implement complexity, need to design high-accuracy light path and opto-electronic receiver amplifying circuit, the mechanical required precision of installation is higher, for
The mal-condition such as mechanical vibration and smog dust is very sensitive, is easily affected by temperature change, adaptive capacity to environment is poor.
The feature of rotary transformer is that itself is firm in structure durable, is not afraid of vibratory impulse, can work at high temperature, belong to
Class signal motor, has very strong accommodative ability of environment, can be easier to change resolution by control circuit, can be used as magnetic
Pole position, electromotor velocity and position detection are used.The principle of rotary transformer is complicated, manufactures and technology difficulty is big, rotate transformation
Device is output as alternation analog quantity, therefore will carry out the decoding process of analog digital conversion to it, and its decoding assembly partial circuit is extremely multiple
Miscellaneous, high cost.Whole assembly volume is big, and valency is high.
Utility model content
The purpose of this utility model is to overcome the shortcoming of above-mentioned prior art, provides a kind of rotary transformer decoding
Device.The high precision of this decoder, small volume, strong antijamming capability, and there is maintainable good, need not to calibrate advantage.
The purpose of this utility model also resides in and provides a kind of rotary transformer, the built-in above-mentioned decoding of this rotary transformer
Device.
The purpose of this utility model to solve by the following technical programs：
This rotary transformer decoder, including the first input equipment and secondary input device, the first input equipment and
Secondary input device is all linked in sequence denoising module and amplification module；Two amplification modules are connected with signal sampling module, signal
Sampling module is connected with signal decoder module；Wherein signal decoder module is digital signal microprocessor；Wherein signal sampling mould
Block is 12 AD analog-digital converters.
Further, feature of the present utility model also resides in：
Wherein denoising module includes magnetic bead, RC loop and the impedance transformer being linked in sequence.
Wherein first input equipment input sine wave shape electric current.
12V voltage is accessed with the first input equipment between the amplifier both positive and negative polarity of the amplification module being wherein connected.
Wherein secondary input device input cosine waveform electric current.
Wherein decoder is arranged on inside the device of sealing.
Another technical scheme of the present utility model is：A kind of rotary transformer, including decoder, decoder is above-mentioned rotation
Change depressor decoder.
Wherein decoder sealing is built in inside transformer.
The beneficial effects of the utility model are：Using digital signal microprocessor it is achieved that encoder intellectuality quickly solves
Code algorithm establishment, the purpose of error correction；And using denoising module, the first input equipment and secondary input device are inputted
Signal carries out denoising, and is exaggerated the signal after denoising through the process of amplification module, improves signal
Precision, and capacity of resisting disturbance.
Further, decoder described in the utility model is arranged on inside the device of closing, allows a decoder to
Separate with external operating environment, therefore under various harsh environment, can normal work；Improve safeguarding of decoder
Property, so that decoder need not be calibrated.
The beneficial effects of the utility model also reside in, and are built-in with above-mentioned decoder in rotary transformer, make decoder and rotation
Change depressor to integrate, reduce rotary transformer volume, and reduce the manufacturing cost of rotary transformer.
Brief description
Fig. 1 is structural representation of the present utility model.
Wherein：1 is the first input equipment；2 is secondary input device；3 is denoising module；4 is amplification module；5 is signal
Sampling module；6 is signal decoder module.
Specific embodiment
Below in conjunction with the accompanying drawings this utility model is described in further detail：
This utility model provides a kind of rotary transformer decoder, as shown in figure 1, including the first input equipment 1 He
Secondary input device 2；First input equipment 1 is sinusoidal input, and secondary input device 2 inputs for cosine；First input equipment 1 He
Secondary input device 2 is all connected with denoising module 3 and amplification module 4；Magnetic bead that denoising module 3 includes being linked in sequence, RC loop and
Impedance transformer, the wherein first input equipment 1 and secondary input device 2 are all connected with magnetic bead；Two denoising modules 3 all with amplify
Module 4；Wherein amplification module 4 is amplifier circuit, and amplification module 4 is connected with impedance transformer；Wherein 2 amplification modules 4
It is connected with signal sampling module 5, signal sampling module 5 is AD analog-digital converter for 12；Signal sampling module 5 decodes mould with signal
Block 6 connects, and signal decoder module 6 is digital signal microprocessor, preferably high-speed digital signal microprocessor.
12V voltage is added with the first input equipment 1 between the both positive and negative polarity of the amplifier circuit being wherein connected.
Above-mentioned decoder is arranged on inside the device of sealing, prevents decoder from being affected by external environment condition, improves and understands
The work efficiency of code device, and the adaptability to environment.
This utility model additionally provides a kind of rotary transformer, and this rotary transformer is built-in with above-mentioned decoder, will solve
Code device is set together with rotary transformer, and decoder is built in rotary transformer for sealing.
Claims (8)
1. a kind of rotary transformer decoder is it is characterised in that include the first input equipment (1) and secondary input device (2),
First input equipment (1) and secondary input device (2) are all linked in sequence denoising module (3) and amplification module (4)；Two amplification moulds
Block (4) is connected with signal sampling module (5), and signal sampling module (5) is connected with signal decoder module (6)；
Described signal decoder module (6) is digital signal microprocessor；
Described signal sampling module (5) is 12 AD analog-digital converters.
2. rotary transformer decoder according to claim 1 it is characterised in that described denoising module (3) include suitable
Magnetic bead, RC loop and impedance transformer that sequence connects.
3. rotary transformer decoder according to claim 1 is it is characterised in that described first input equipment (1) is defeated
Enter sinusoidal wave current.
4. rotary transformer decoder according to claim 3 it is characterised in that described with the first input equipment (1)
12V voltage is accessed between the amplifier both positive and negative polarity of amplification module (4) connecting.
5. rotary transformer decoder according to claim 3 is it is characterised in that described secondary input device (2) is defeated
Enter cosine waveform electric current.
6. rotary transformer decoder according to claim 1 is it is characterised in that described decoder is arranged on sealing
Inside device.
7. it is characterised in that including decoder, decoder is described in claim 1-6 any one to a kind of rotary transformer
Decoder.
8. rotary transformer according to claim 7 is it is characterised in that the sealing of described decoder is built in transformator
Portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620882117.1U CN205986831U (en) | 2016-08-15 | 2016-08-15 | Decoder and because electrical resolver of this decoder for electrical resolver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620882117.1U CN205986831U (en) | 2016-08-15 | 2016-08-15 | Decoder and because electrical resolver of this decoder for electrical resolver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205986831U true CN205986831U (en) | 2017-02-22 |
Family
ID=59976947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620882117.1U Expired - Fee Related CN205986831U (en) | 2016-08-15 | 2016-08-15 | Decoder and because electrical resolver of this decoder for electrical resolver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205986831U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107332565A (en) * | 2017-08-10 | 2017-11-07 | 上海金脉电子科技有限公司 | Rotation based on DSADC becomes software decoding system and method |
| CN108827479A (en) * | 2018-04-23 | 2018-11-16 | 重庆市智权之路科技有限公司 | The long-range work system for obtaining temperature information in big data in real time |
| CN113295086A (en) * | 2021-05-07 | 2021-08-24 | 恒大新能源汽车投资控股集团有限公司 | Precision testing system of rotary transformer |
-
2016
- 2016-08-15 CN CN201620882117.1U patent/CN205986831U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107332565A (en) * | 2017-08-10 | 2017-11-07 | 上海金脉电子科技有限公司 | Rotation based on DSADC becomes software decoding system and method |
| CN108827479A (en) * | 2018-04-23 | 2018-11-16 | 重庆市智权之路科技有限公司 | The long-range work system for obtaining temperature information in big data in real time |
| CN113295086A (en) * | 2021-05-07 | 2021-08-24 | 恒大新能源汽车投资控股集团有限公司 | Precision testing system of rotary transformer |
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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 |
Granted publication date: 20170222 Termination date: 20170815 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |