CN201773323U - Small dual-speed converter for digital-selsyn/rotary transformer - Google Patents
Small dual-speed converter for digital-selsyn/rotary transformer Download PDFInfo
- Publication number
- CN201773323U CN201773323U CN2010205340295U CN201020534029U CN201773323U CN 201773323 U CN201773323 U CN 201773323U CN 2010205340295 U CN2010205340295 U CN 2010205340295U CN 201020534029 U CN201020534029 U CN 201020534029U CN 201773323 U CN201773323 U CN 201773323U
- Authority
- CN
- China
- Prior art keywords
- multiplier
- transformer
- dsc
- digital
- selector switch
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
- Analogue/Digital Conversion (AREA)
Abstract
The utility model discloses a small dual-speed converter for digital-selsyn/rotary transformer, comprising a coarse/fine resolver, a coarse passage DSC/DRC conversion module and a fine passage DSC/DRC conversion module; the small dual-speed converter for digital-selsyn/rotary transformer is characterized in that reference transformers in the coarse and fine passage DSC/DRC conversion modules are connected to reference power supplies; the coarse/fine resolver is respectively connected to a computer, a sine multiplier, a cosine multiplier and a quadrant selection switch; an executing mechanism is respectively connected to an output transformer. The structure of the utility model is simple, and the use is convenient; the small dual-speed converter for digital-selsyn/rotary transformer is suitable for being controlled by a computer directly, various ways of data transmission between the computer and the executing mechanism are performed conveniently; and the structure is compact.
Description
Technical field
The utility model relates to a kind of computer interface device, relate to a kind of small capacity double speed digital-autosyn/rotary transformer converter more specifically, be applied to the angle position control system, be applicable to that computing machine directly controls high-precision angle position topworks.
Background technology
In some high-precision angle position control system, the pulpit is far away relatively from the position of topworks, a kind of mode is thick, the smart analog angle signal of binary channels angle simulating signal transmitter transmission by the pulpit, be sent to topworks by cable, topworks is the analog angle conversion of signals mechanical angle by selsyn receiver or rotary transformer, the simulating signal long-distance transmissions meeting deamplification of this mode, the poor anti jamming capability of synchronous signal, computing machine is also inconvenient to the control of topworks; Another kind of mode is to send two groups 14 digital angle signal to two DSC/DRC converters by computing machine, two DSC/DRC converters become the digital angle conversion of signals the three-way/four line signals of autosyn/rotary transformer form, this mode needs computing machine to calculate thick, smart two groups of digital angle signals according to the requirement of topworks's speed ratio earlier, and two groups of digital angle signals are sent to two DSC/DRC converters respectively, profile and structure be more complicated all.
Therefore, being necessary to design a kind of computing machine directly controls, make things convenient for the data transmission of carrying out multiple mode between computing machine and the topworks, and decompose and small capacity double speed digital-selsyn that two DSC/DRC converters are synthesized to compact conformation together revolves/change the depressor converter thick smart.
Summary of the invention
Order of the present utility model is to provide a kind of small capacity double speed digital-autosyn/rotary transformer converter, adopts hydrid integrated circuit to realize.Simple in structure, easy to use, be applicable to that computing machine directly controls, make things convenient for the data transmission of carrying out multiple mode between computing machine and the topworks, and compact conformation.
For realizing the purpose of this utility model, adopt following technical scheme:
A kind of small capacity double speed digital-autosyn/rotary transformer converter, it comprises thick smart resolver, knows a little about the DSC/DRC modular converter, is proficient in the DSC/DRC modular converter.Wherein slightly, being proficient in the DSC/DRC modular converter comprises respectively with reference to transformer, sinusoidal multiplier, cosine multiplier, quadrant selector switch, power amplifier and output transformer.It is characterized in that: reference transformer thick, that be proficient in the DSC/DRC modular converter links to each other with reference power source, thick smart resolver respectively with computing machine, know a little about sinusoidal multiplier, know a little about the cosine multiplier, know a little about the quadrant selector switch, be proficient in sinusoidal multiplier, be proficient in the cosine multiplier, be proficient in the quadrant selector switch and link to each other, topworks respectively with slightly, be proficient in output transformer and link to each other.
Described know a little about with reference to transformer respectively with know a little about sinusoidal multiplier, know a little about the cosine multiplier, know a little about reference power source and link to each other, know a little about sinusoidal multiplier with know a little about the cosine multiplier respectively with know a little about the quadrant selector switch and link to each other, know a little about sinusoidal multiplier, know a little about the cosine multiplier with know a little about the quadrant selector switch respectively with know a little about the digital angle signal and link to each other, know a little about power amplifier respectively with know a little about the quadrant selector switch and know a little about output transformer and link to each other.
Described be proficient in reference to transformer respectively be proficient in sinusoidal multiplier, be proficient in the cosine multiplier, be proficient in reference power source and link to each other, be proficient in sinusoidal multiplier be proficient in the cosine multiplier respectively be proficient in the quadrant selector switch and link to each other, be proficient in sinusoidal multiplier, be proficient in the cosine multiplier be proficient in the quadrant selector switch respectively be proficient in the digital angle signal and link to each other, be proficient in power amplifier respectively be proficient in the quadrant selector switch and be proficient in output transformer and link to each other.
Computing machine can pass through wireless data transmission, the multiple modes such as mouthful data transmission and parallel data transmission of scurrying are carried out long-distance transmissions, the digital angle signal of the high precision 20 (1.2 rads) that small capacity double speed digital-autosyn/rotary transformer converter receiving computer sends, thick smart resolver is according to the requirement of topworks's speed ratio, high-precision digital angle signal decomposition is become thick, smart two groups of digital angle signals, slightly, smart two groups of digital angle signals are transferred to slightly, smart DSC/DRC modular converter, slightly, the signal that smart DSC/DRC modular converter provides with reference power source is a reference signal, the digital angle conversion of signals is become the three-way/four line analog angle signals of selsyn or rotary transformer form, pass to execution architecture by signal wire, selsyn receiver or rotary transformer in the topworks receive the angle simulating signal, and the angle analog signal conversion is become mechanical angle.
Slightly, smart DSC/DRC modular converter mainly is made up of reference transformer, sinusoidal multiplier, cosine multiplier, quadrant selector switch, power amplifier and output transformer.Play a part to isolate and transformation with reference to transformer, it the reference signal that reference power source provides isolate, to become effective value be 3.5 volts reference signal to transformation.Sinusoidal multiplier and cosine multiplier are the D/A conversion chips, reference signal with the output of reference transformer is a benchmark, under the 3rd ~ 14 control of thick, smart digital angle signal, sinusoidal multiplier output+SIN θ and-SIN θ signal, cosine multiplier output+COS θ and-COS θ signal.Sinusoidal multiplier and cosine multiplier output+SIN θ,-SIN θ, + COS θ and-COS θ gives the quadrant selector switch, the quadrant selector switch is an analog switch, its digital control pin is thick, the 1st ~ 2 of smart digital angle signal, effect is that 360 ゜ are divided into 4 intervals, the output of quadrant selector switch contains the SIN θ and the COS θ signal of angle and gives power amplifier, power amplifier carries out power amplification to SIN θ and COS θ signal respectively, its load capacity reaches 1.3VA, SIN θ and COS θ after the power amplification export to output transformer, output transformer is the SCOTT transformer, its effect is to resolve, isolate and transformation, when topworks is selsyn, the analog angle signal that the output of SCOTT transformer is three-way; When topworks was rotary transformer, the SCOTT transformer was exported the analog angle signal of four lines.
Compared with prior art the utlity model has following tangible advantage:
The high accuracy number angle signal of A, direct receiving computer;
B, can be placed in the topworks, make things convenient for the data transmission of carrying out multiple mode between computing machine and the topworks;
C, this converter structure are compact to design, and overall dimensions only are 100mm * 74.7mm * 22.5mm.
Description of drawings
Fig. 1 is a kind of small capacity double speed digital-autosyn/rotary transformer converter external form synoptic diagram.
Fig. 2 is a kind of small capacity double speed digital-autosyn/rotary transformer converter application synoptic diagram.
Fig. 3 is a kind of small capacity double speed digital-autosyn/rotary transformer converter structure synoptic diagram.
Embodiment
Below in conjunction with description of drawings and embodiment the utility model is described in further detail:
A kind of small capacity double speed digital-autosyn/rotary transformer converter 8 it by thick smart resolver 10, know a little about DSC/DRC modular converter 18, be proficient in DSC/DRC modular converter 26 and form, wherein know a little about DSC/DRC modular converter 18 and comprise, be proficient in DSC/DRC modular converter 26 and comprise with reference to transformer 19, sinusoidal multiplier 20, cosine multiplier 21, quadrant selector switch 22, power amplifier 23 and output transformer 24 with reference to transformer 11, sinusoidal multiplier 12, cosine multiplier 13, quadrant selector switch 14, power amplifier 15 and output transformer 16.Its annexation is: the reference transformer 11 of knowing a little about in the DSC/DRC modular converter 18 links to each other with external reference power supply 27, provide reference data to output signal, thick smart resolver 10 respectively with outer computer 7, sinusoidal multiplier 12, cosine multiplier 13, quadrant selector switch 14, sinusoidal multiplier 20, cosine multiplier 21, quadrant selector switch 22 links to each other, the high accuracy number angle signal that computing machine is sent splits into two groups 14 thick, smart digital angle signal, outside topworks 9 links to each other with output transformer 24 with output transformer 16 respectively, external reference power supply 27 respectively with reference transformer 11, link to each other with reference to transformer 19.Actual application is that small capacity double speed digital-autosyn/rotary transformer converter 8 links to each other with computing machine 7, topworks 9 respectively.
A kind of small capacity double speed digital-autosyn/rotary transformer converter be the bottom with the rectangular parallelepiped 1 of two socket pins, shell is that aluminium material oxidation is black, overall dimensions are 100mm * 74.7mm * 22.5mm, working power (3) be DC:+15V ,-15V ,+5V.Outer computer 7 outputs 21 bit parallel data 2 realize for thick smart resolver 10(with FPGA), wherein 1～20 is the high accuracy number angle signal, the 21st is the input and latch signal, thick smart resolver 10 all has according to topworks 9(market to be purchased) requirement, parallel data 2 resolved into know a little about digital angle signal 17 and be proficient in digital angle signal 25, respectively as knowing a little about DSC/DRC modular converter 18 and being proficient in the digital angle input signal of DSC/DRC modular converter 26.
Know a little about DSC/DRC modular converter 18 and comprise model: B-426), sinusoidal multiplier 12(is common with reference to transformer 11(, market all can be purchased), 13(is common for the cosine multiplier, market all can be purchased), 14(is common for the quadrant selector switch, market all can be purchased), power amplifier 15(B power amplifier), output transformer 16(SCOTT transformer).External reference power supply 27 links to each other with reference transformer 11, provides reference to converter.Sinusoidal multiplier 12, cosine multiplier 13 are D/A converters, its reference data is provided by reference transformer 11, its digital signal provides by low 12 that know a little about digital angle signal 17, sinusoidal multiplier 12 output+SIN θ and-SIN θ signal, cosine multiplier 13 output+COS θ and-COS θ signal.+ SIN θ,-SIN θ, + COS θ,-COS θ signal inputs to quadrant selector switch 14 with high 2 that know a little about digital angle signal 17,14 outputs of quadrant selector switch contain the SIN θ and the COS θ signal of angle and give power amplifier 15, power amplifier 15 is amplified to 1.3VA to SIN θ and COS θ signal power, SIN θ after the power amplification and COS θ export to output transformer 16(SCOTT transformer), output transformer 16 is SCOTT transformers, its effect is to resolve, isolate and transformation, when the outside 9(of topworks common, market all can be purchased) when being selsyn, the three-way analog angle signal of defeated 16 outputs of SCOTT transformer; When outside topworks 9 is rotary transformer, the analog angle signal of defeated 16 outputs of SCOTT transformer four lines.
Be proficient in DSC/DRC modular converter 26 by forming: with reference to transformer 19(model: B-426) with lower member, sinusoidal multiplier 20(is common, market all can be purchased), 21(is common for the cosine multiplier, market all can be purchased), 22(is common for the quadrant selector switch, market all can be purchased), power amplifier 23(B power amplifier) and output transformer 24(SCOTT transformer) etc. composition, with reference to transformer 19 respectively with external reference power supply 27, sinusoidal multiplier 20, cosine multiplier 21 links to each other, be proficient in digital angle signal 25 respectively with thick smart resolver 10, sinusoidal multiplier 20, quadrant selector switch 22 links to each other, power amplifier 23 respectively with quadrant selector switch 22, output transformer 24 links to each other, and topworks 9 links to each other with output transformer 16 output transformers 24 respectively.Being proficient in DSC/DRC modular converter 26 receives and is proficient in the reference signal that digital angle signal 25 and reference power source 27 provide, its mode of operation is with to know a little about DSC/DRC modular converter 18 identical, and the four line analog angle signals that the three-way analog angle signal of selsyn form or rotary transformer form are proficient in output are at last given the selsyn or the rotary transformer of topworks.
Claims (3)
1. small capacity double speed digital-autosyn/rotary transformer converter, it comprises thick smart resolver (10), know a little about DSC/DRC modular converter (18), be proficient in DSC/DRC modular converter (26), it is characterized in that: the reference transformer (11) of knowing a little about in the DSC/DRC modular converter (18) links to each other with reference power source (27), thick smart resolver (10) respectively with computing machine (7), sinusoidal multiplier (12), cosine multiplier (13), quadrant selector switch (14), sinusoidal multiplier (20), cosine multiplier (21), quadrant selector switch (22) links to each other, topworks (9) links to each other with output transformer (16) output transformer (24) respectively, and the reference transformer of being proficient in the DSC/DRC modular converter (26) (19) links to each other with reference power source (27).
2. a kind of small capacity double speed digital according to claim 1-autosyn/rotary transformer converter, it is characterized in that: described with reference to transformer (11) respectively with sinusoidal multiplier (12), cosine multiplier (13), reference power source (27) links to each other, sinusoidal multiplier (12) links to each other with quadrant selector switch (14) respectively with cosine multiplier (13), sinusoidal multiplier (12), cosine multiplier (13) and quadrant selector switch (14) respectively with know a little about digital angle signal (17) and link to each other, power amplifier (15) respectively with quadrant selector switch (14), output transformer (16) links to each other.
3. a kind of small capacity double speed digital according to claim 1-autosyn/rotary transformer converter, it is characterized in that: described with reference to transformer (19) respectively with sinusoidal multiplier (20), cosine multiplier (21), reference power source (27) links to each other, sinusoidal multiplier (20) links to each other with quadrant selector switch (22) respectively with cosine multiplier (21), sinusoidal multiplier (20), cosine multiplier (21) and quadrant selector switch (22) respectively with know a little about digital angle signal (17) and link to each other, power amplifier (15) respectively with quadrant selector switch (14), output transformer (16) links to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205340295U CN201773323U (en) | 2010-09-19 | 2010-09-19 | Small dual-speed converter for digital-selsyn/rotary transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205340295U CN201773323U (en) | 2010-09-19 | 2010-09-19 | Small dual-speed converter for digital-selsyn/rotary transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201773323U true CN201773323U (en) | 2011-03-23 |
Family
ID=43753165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205340295U Expired - Fee Related CN201773323U (en) | 2010-09-19 | 2010-09-19 | Small dual-speed converter for digital-selsyn/rotary transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201773323U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538832A (en) * | 2011-12-23 | 2012-07-04 | 连云港杰瑞电子有限公司 | Digital-shaft angle signal converting method |
| CN102589584A (en) * | 2012-02-15 | 2012-07-18 | 连云港杰瑞电子有限公司 | Method for converting high-precision single-chip digital signal into shaft angle signal |
| CN102650532A (en) * | 2012-05-18 | 2012-08-29 | 连云港杰瑞电子有限公司 | Method for converting digital signal to synchro/rotary transformer signal |
| CN103023497A (en) * | 2012-12-10 | 2013-04-03 | 北京航天测控技术有限公司 | Digital signal and analog signal conversion accuracy test method of selsyn module |
| CN103743971A (en) * | 2013-12-20 | 2014-04-23 | 河北汉光重工有限责任公司 | Testing technology for rotary transformer signal calculating module |
| CN103884370A (en) * | 2014-03-25 | 2014-06-25 | 北京航天控制仪器研究所 | Axial angle conversion testing system based on programmable DRC |
| CN104375446A (en) * | 2014-11-27 | 2015-02-25 | 哈尔滨金都太阳能科技有限公司 | Platform compass simulator based on single chip microcomputer |
| CN105137868A (en) * | 2015-09-17 | 2015-12-09 | 成都思邦力克科技有限公司 | Signal simulator |
| CN106385259A (en) * | 2016-10-26 | 2017-02-08 | 连云港杰瑞电子有限公司 | Single chip internal reference shaft angle conversion circuit and method |
| CN111752185A (en) * | 2020-05-20 | 2020-10-09 | 哈船光电(武汉)有限公司 | Two-path coarse-fine combined shaft angle signal generating system |
-
2010
- 2010-09-19 CN CN2010205340295U patent/CN201773323U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538832B (en) * | 2011-12-23 | 2014-05-14 | 连云港杰瑞电子有限公司 | Digital-shaft angle signal converting method |
| CN102538832A (en) * | 2011-12-23 | 2012-07-04 | 连云港杰瑞电子有限公司 | Digital-shaft angle signal converting method |
| CN102589584B (en) * | 2012-02-15 | 2014-09-10 | 连云港杰瑞电子有限公司 | Method for converting high-precision single-chip digital signal into shaft angle signal |
| CN102589584A (en) * | 2012-02-15 | 2012-07-18 | 连云港杰瑞电子有限公司 | Method for converting high-precision single-chip digital signal into shaft angle signal |
| CN102650532A (en) * | 2012-05-18 | 2012-08-29 | 连云港杰瑞电子有限公司 | Method for converting digital signal to synchro/rotary transformer signal |
| CN103023497A (en) * | 2012-12-10 | 2013-04-03 | 北京航天测控技术有限公司 | Digital signal and analog signal conversion accuracy test method of selsyn module |
| CN103743971A (en) * | 2013-12-20 | 2014-04-23 | 河北汉光重工有限责任公司 | Testing technology for rotary transformer signal calculating module |
| CN103884370A (en) * | 2014-03-25 | 2014-06-25 | 北京航天控制仪器研究所 | Axial angle conversion testing system based on programmable DRC |
| CN103884370B (en) * | 2014-03-25 | 2016-06-01 | 北京航天控制仪器研究所 | A kind of axes-angle conversion test macro based on DRC able to programme |
| CN104375446A (en) * | 2014-11-27 | 2015-02-25 | 哈尔滨金都太阳能科技有限公司 | Platform compass simulator based on single chip microcomputer |
| CN105137868A (en) * | 2015-09-17 | 2015-12-09 | 成都思邦力克科技有限公司 | Signal simulator |
| CN106385259A (en) * | 2016-10-26 | 2017-02-08 | 连云港杰瑞电子有限公司 | Single chip internal reference shaft angle conversion circuit and method |
| CN111752185A (en) * | 2020-05-20 | 2020-10-09 | 哈船光电(武汉)有限公司 | Two-path coarse-fine combined shaft angle signal generating system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201773323U (en) | Small dual-speed converter for digital-selsyn/rotary transformer | |
| CN101604225A (en) | A kind of 32 channel synchronous signal acquisition boards | |
| CN101424929B (en) | Multichannel angle data sampler | |
| CN204027837U (en) | Five camera four-wheel position finders | |
| CN102664631A (en) | Current loop isolation, transmission and integration module and multi-channel current transmitting system thereof | |
| CN205642190U (en) | Take digital display calliper of bluetooth communication function | |
| CN202547524U (en) | Wireless digital display vernier caliper | |
| CN101661343A (en) | Device for wired and wireless switch, mouse, keyboard, gamepad and steering wheel | |
| CN205210878U (en) | USB interface converting equipment based on STM32 singlechip | |
| CN201984137U (en) | Signal generation and sampling treatment device for semi-conductor discrete device testing system | |
| CN104020856A (en) | Keyboard signal conversion device | |
| CN201769456U (en) | Control card of laser marking machine | |
| CN202182767U (en) | Pushing type infrared thermometer | |
| CN104300981B (en) | At a high speed, high precision image signal analog to digital conversion circuit | |
| CN103389670A (en) | Data acquisition and power monitoring device for transformer station | |
| CN204009057U (en) | A kind of multiuser electric energy meter verifying attachment | |
| CN202676779U (en) | Current loop isolation, transmission and integration module and multi-channel current transmitting system thereof | |
| CN204302969U (en) | The USB/RS232-CAN translation debugging device of various configurations mode | |
| CN102355264B (en) | A kind of analog to digital conversion circuit for portable electric energy monitoring device | |
| CN206162863U (en) | Sensor data signal converter | |
| CN204362100U (en) | A kind of electric power protocol conversion device based on industrial computer | |
| CN203561978U (en) | Data collector with improved structure | |
| CN204028348U (en) | A kind of calibration equipment of multiuser electric energy meter | |
| CN202188896U (en) | System for realizing multiple AO during weight transfer | |
| CN203813781U (en) | USB and PLC communication converter |
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: 20110323 Termination date: 20180919 |