CN202471079U - Power supply circuit for prism digital laser gyroscope - Google Patents
Power supply circuit for prism digital laser gyroscope Download PDFInfo
- Publication number
- CN202471079U CN202471079U CN2011205677250U CN201120567725U CN202471079U CN 202471079 U CN202471079 U CN 202471079U CN 2011205677250 U CN2011205677250 U CN 2011205677250U CN 201120567725 U CN201120567725 U CN 201120567725U CN 202471079 U CN202471079 U CN 202471079U
- Authority
- CN
- China
- Prior art keywords
- circuit
- power supply
- digital laser
- control
- amplifying circuit
- 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
- Gyroscopes (AREA)
Abstract
The utility model provides a power supply circuit for a prism digital laser gyroscope. The power supply circuit comprises a conditioning circuit connected with the prism digital laser gyroscope. The conditioning circuit is connected with an A/D (analog/digital) conversion circuit, the A/D conversion circuit is connected with a FPGA (field programmable gate array) master control circuit, the FPGA master control circuit is connected with a D/A (digital/analog) conversion circuit, the D/A conversion circuit is respectively connected with a range length control amplifying circuit and a light intensity control amplifying circuit, a shake amplifying circuit, the range length control amplifying circuit is connected with a range length control servo mechanism, the light intensity control amplifying circuit is connected with a light intensity servo mechanism, the shake amplifying circuit is connected with a shake mechanism, the FPGA main control circuit is connected with an output circuit, and the output circuit is connected with the prism digital laser gyroscope. The power supply scheme includes that power supply of the prism digital laser gyroscope is improved. Therefore, power consumption of the prism digital laser gyroscope is lowered, and reliably thereof is improved.
Description
Technical field
The utility model relates to the feed circuit of lens type digital laser gyro, and the related circuit improvement design after the power supply mode improvement, is the power supply design improvement to improvement of lens type digital laser control circuit and whole gyro.
Background technology
Existing lens type digital laser gyro power supply mode mostly is one road dual power supply; It is in the gyro circuit, to realize with step-down DC/DC circuit that its digital circuit is partly supplied power; And the shaker mechanism necessary high voltages also is in the gyro circuit, to realize with the DC/DC circuit that boosts; This part circuit can bring noise, and self-heating can be whole gyro heating simultaneously, and power-efficient reduces.
Control section is that digital circuit realizes that this part circuit supply voltage is generally 3.3V and 5V in the lens type digital laser gyro, thereby just the power supply of lens type digital laser gyro is reduced to ± 5V.But servo structure voltage is greater than 10V in the long control loop in instrument light intensity control loop and chamber, thus just with the control section circuit supply with add servo structure power supply separately.
The utility model content
The purpose of the utility model provides a kind of lens type digital laser gyro feed circuit, and this circuit power consumption is low, journey long and light intensity is controlled effectively; Digital laser gyro obtains corresponding offset frequency amount, makes gyro effectively go out lock.
The purpose of the utility model realizes through following technical proposals.
A kind of lens type digital laser gyro feed circuit comprise the modulate circuit that links to each other with lens type digital laser gyro, and modulate circuit links to each other with the A/D change-over circuit, and the A/D change-over circuit links to each other with the FPGA governor circuit; The FPGA governor circuit connects the D/A change-over circuit, and the D/A change-over circuit connects journey long control amplifying circuit and light intensity control amplifying circuit respectively, shakes amplifying circuit; The long control of said journey amplifying circuit connects the long control of journey servo control mechanism; Said light intensity control amplifying circuit connects the light intensity servo control mechanism; Said shake amplifying circuit connects shaker mechanism; Said FPGA governor circuit connects output circuit, and output circuit links to each other with lens type digital laser gyro.
Further, said modulate circuit, A/D change-over circuit and D/A change-over circuit link to each other with system ± 5V power supply.
Further, said FPGA governor circuit, D/A convert electrical route system ± 5V power supply link to each other through FPGA power supply, A/D, D/A reference source.
Further, the long control of said journey amplifying circuit links to each other with system ± 12V power supply with the light intensity servo control mechanism with light intensity control amplifying circuit, the long control of journey servo control mechanism.
Further, said shake amplifying circuit connection shaker mechanism links to each other with system ± 30V power supply.
The utility model is according to digital lens type digital laser gyro principle of work, and lens type digital laser gyro control section circuit is reduced to ± 5V by original ± 12V, makes the circuit power consumption of this part drop to minimum; Journey length control amplifying circuit and light intensity control amplifying circuit and corresponding servo control mechanism usefulness ± 12V with gyro are controlled effectively journey length and light intensity; With shaker mechanism and corresponding amplifying circuit usefulness ± 30V power supply, make digital laser gyro obtain corresponding offset frequency amount, make gyro effectively go out lock; Its power consumption that acts on whole gyro has reduced by 47%.
Description of drawings
Fig. 1 is the utility model structural representation.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
See also shown in Figure 1: these lens type digital laser gyro feed circuit, comprise the modulate circuit A1 that links to each other with lens type digital laser gyro, modulate circuit A1 links to each other with A/D change-over circuit A2, and A/D change-over circuit A2 links to each other with FPGA governor circuit A3; FPGA governor circuit A3 connects D/A change-over circuit A4, and D/A change-over circuit A4 connects journey long control amplifying circuit and light intensity control amplifying circuit A5 respectively, shakes amplifying circuit A9; The long control of said journey amplifying circuit connects the long control of journey servo control mechanism A6; Said light intensity control amplifying circuit connects light intensity servo control mechanism A7; Said shake amplifying circuit A9 connects shaker mechanism A10; Said FPGA governor circuit A3 connects output circuit A11, and output circuit A11 links to each other with lens type digital laser gyro.
In the technical scheme of the utility model, modulate circuit A1, A/D change-over circuit A2 and D/A change-over circuit A4 link to each other with system ± 5V power supply.FPGA governor circuit A3, D/A change-over circuit A4 are linked to each other through FPGA power supply, A/D, D/A reference source by system ± 5V power supply.The long control of journey amplifying circuit links to each other with system ± 12V power supply with light intensity servo control mechanism A7 with light intensity control amplifying circuit A5, the long control of journey servo control mechanism A6.Shake amplifying circuit A9 connects shaker mechanism A10 and links to each other with system ± 30V power supply.
The utility model lens type numeral lens type digital laser gyro power supply plan; Form by wiring board and feed circuit scheme; When being provided, the work of lens type digital laser gyro must get control signal; Handle lens type digital laser gyro output signal, with gyro export SIN, the COS signal carries out shaping, phase demodulation, counts and delivers to the precision that calculates lens type digital laser gyro in the computing machine; Demodulate journey long and intensity signal in gyro output SIN, the COS signal simultaneously, and in control panel, realize control corresponding, output to corresponding servo-control mechanism, control, make gyro be operated in optimal state.
The above is merely a kind of embodiment of the utility model; It or not whole or unique embodiment; The conversion of any equivalence that those of ordinary skills take the utility model technical scheme through reading the utility model instructions, the claim that is the utility model contains.
Claims (5)
1. lens type digital laser gyro feed circuit; It is characterized in that; Comprise the modulate circuit (A1) that links to each other with lens type digital laser gyro, modulate circuit (A1) links to each other with A/D change-over circuit (A2), and A/D change-over circuit (A2) links to each other with FPGA governor circuit (A3); FPGA governor circuit (A3) connects D/A change-over circuit (A4), and D/A change-over circuit (A4) connects journey long control amplifying circuit and light intensity control amplifying circuit (A5) respectively, shakes amplifying circuit (A9); The long control of said journey amplifying circuit connects the long control of journey servo control mechanism (A6); Said light intensity control amplifying circuit connects light intensity servo control mechanism (A7); Said shake amplifying circuit (A9) connects shaker mechanism (A10); Said FPGA governor circuit (A3) connects output circuit (A11), and output circuit (A11) links to each other with lens type digital laser gyro.
2. a kind of lens type digital laser gyro feed circuit as claimed in claim 1 is characterized in that said modulate circuit (A1), A/D change-over circuit (A2) and D/A change-over circuit (A4) link to each other with system ± 5V power supply.
3. a kind of lens type digital laser gyro feed circuit as claimed in claim 1 is characterized in that, said FPGA governor circuit (A3), D/A change-over circuit (A4) are linked to each other through FPGA power supply, A/D, D/A reference source by system ± 5V power supply.
4. a kind of lens type digital laser gyro feed circuit as claimed in claim 1; It is characterized in that the long control of said journey amplifying circuit links to each other with system ± 12V power supply with light intensity servo control mechanism (A7) with light intensity control amplifying circuit (A5), journey long control servo control mechanism (A6).
5. a kind of lens type digital laser gyro feed circuit as claimed in claim 1 is characterized in that, said shake amplifying circuit (A9) connects shaker mechanism (A10) and links to each other with system ± 30V power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205677250U CN202471079U (en) | 2011-12-21 | 2011-12-21 | Power supply circuit for prism digital laser gyroscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205677250U CN202471079U (en) | 2011-12-21 | 2011-12-21 | Power supply circuit for prism digital laser gyroscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202471079U true CN202471079U (en) | 2012-10-03 |
Family
ID=46919233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205677250U Expired - Fee Related CN202471079U (en) | 2011-12-21 | 2011-12-21 | Power supply circuit for prism digital laser gyroscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202471079U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994774A (en) * | 2013-12-16 | 2014-08-20 | 西安北方捷瑞光电科技有限公司 | Double-longitudinal mode frequency self-offset detection system and detection method of prism laser gyro |
| CN108303119A (en) * | 2018-01-05 | 2018-07-20 | 西安理工大学 | Double longitudinal mode laser gyro frequency is tunable lock-in threshold detecting system and detection method |
-
2011
- 2011-12-21 CN CN2011205677250U patent/CN202471079U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994774A (en) * | 2013-12-16 | 2014-08-20 | 西安北方捷瑞光电科技有限公司 | Double-longitudinal mode frequency self-offset detection system and detection method of prism laser gyro |
| CN108303119A (en) * | 2018-01-05 | 2018-07-20 | 西安理工大学 | Double longitudinal mode laser gyro frequency is tunable lock-in threshold detecting system and detection method |
| CN108303119B (en) * | 2018-01-05 | 2021-09-10 | 西安理工大学 | Double-longitudinal-mode laser gyro frequency tunable latching threshold detection system and detection method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202471079U (en) | Power supply circuit for prism digital laser gyroscope | |
| TW200734685A (en) | Control of electrowetting lenses | |
| CN204734940U (en) | Electric skate board based on gesture control | |
| CN106679654A (en) | Magnetic navigation sensor for AGV | |
| CN204069406U (en) | Intelligent bicycle lamp system | |
| CN204203771U (en) | A kind of electric servomechanism | |
| CN202231701U (en) | Terminal output device used in rubidium atomic frequency standard | |
| CN104898466A (en) | Communication control circuit for laser tracker | |
| CN103438876B (en) | A kind of Magnetic Heading System based on numeral fluxgate | |
| CN204102474U (en) | A kind of Electronic Paper perpetual calendar | |
| CN106257359A (en) | A kind of sailing boat direction controller based on FPGA | |
| CN102175233B (en) | Automatic tracking compass repeater | |
| CN204903960U (en) | Pointer is dial plate structure of track type | |
| CN104079186A (en) | Visible light communication power supply system | |
| CN103116076B (en) | A kind of Zero tester for rotary transformer | |
| CN203012381U (en) | Second point rotation clock | |
| CN207529137U (en) | Radio controlled timepiece controls chip | |
| CN202533738U (en) | Watch movement | |
| CN103901841A (en) | Synthesis simulation display panel for hovership and information collecting and processing method | |
| CN204143206U (en) | A kind of agriculture digital intelligent control system | |
| CN110446298A (en) | A kind of novel intelligent navigation mark towards background light contamination | |
| CN203236908U (en) | Novel multifunctional pen | |
| CN203929083U (en) | Multifunctional vehicle mounted guider | |
| CN202886873U (en) | Civil aviation airborne driving cabin clock | |
| CN201583823U (en) | Single-chip microcomputer structure realizing digital display through dot matrix |
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: 20121003 Termination date: 20141221 |
|
| EXPY | Termination of patent right or utility model |