CN203147202U - Novel photoelectric platform with roll stability - Google Patents
Novel photoelectric platform with roll stability Download PDFInfo
- Publication number
- CN203147202U CN203147202U CN 201320054191 CN201320054191U CN203147202U CN 203147202 U CN203147202 U CN 203147202U CN 201320054191 CN201320054191 CN 201320054191 CN 201320054191 U CN201320054191 U CN 201320054191U CN 203147202 U CN203147202 U CN 203147202U
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- China
- Prior art keywords
- roll
- assembly
- torque motor
- thermal infrared
- framework
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Abstract
The utility model relates to a novel photoelectric platform with roll stability. A rotating transformer and a torque motor of an azimuth assembly are arranged at the bottom of a frame respectively; a rotating transformer and a torque motor of a pitching assembly are arranged on the bilateral sides of the frame respectively; a thermal infrared imager is arranged on the frame; a group of bearings are sleeved on the external portion of the thermal infrared imager and an installation interface is reserved; an optical sensor is arranged on the reserved installation interface; mechanical parts driving loads of the optical sensor to rotate in the roll direction are arranged inside the frame; a rotating transformer, a torque motor and a gyro assembly of a roll assembly are arranged on the mechanical parts which are arranged inside the frame respectively; and the roll assembly enables an optical axis of the thermal infrared imager to serve as a roll axis. The novel photoelectric platform with the roll stability has the function of image stabilization in the roll direction and solves the problem of image shaking caused by swinging in the roll direction.
Description
Technical field
The utility model relates to a kind of photoelectric platform, particularly the stable photoelectric platform of a kind of novel band roll.
Background technique
Have steady photoelectric platform as function and be widely used in aircraft, vehicle, naval vessel at present, be used for observation, navigation, driver assistance.
Present photoelectric platform only has substantially horizontal and pitch orientation optical axis stabilization function.Under the situation that the roll direction is jolted, owing to there is not the roll stabilization function, image can rock, and influence is used.
In view of this, a kind of photoelectric platform that can have stabilization function in the roll direction of active demand.
Summary of the invention
The present utility model can overcome the problem that above-mentioned prior art exists, and a kind of stable photoelectric platform of novel band roll that can have stabilization function in the roll direction is provided.
The technical solution of the utility model is:
The stable photoelectric platform of novel band roll, by optical sensor, thermal infrared imager, framework, the pitching assembly, orientation assembly and roll assembly are formed, the orientation assembly, the pitching assembly is made up of rotary transformer and torque motor respectively, the rotary transformer of pitching assembly and torque motor are installed in the both sides of framework respectively, the rotary transformer of orientation assembly and torque motor are installed in the bottom of framework respectively, thermal infrared imager is installed on the framework, at the outside one group of bearing of suit of thermal infrared imager and reserve mounting interface, optical sensor is installed in to be reserved on the mounting interface, it is characterized in that: framework inside is provided with and drives optical sensor load at the mechanical part of roll direction rotation, described roll assembly is by another rotary transformer, another torque motor, gyrounit is formed, another rotary transformer, another torque motor, gyrounit is installed in respectively on the mechanical part of framework inside, and the roll assembly is the roll axle with the optical axis of thermal infrared imager.
Described optical sensor is visible light or laser sensor.
Pitching assembly of the present utility model, orientation assembly and roll assembly play steady picture effect in pitching, orientation, roll direction respectively.The utility model guarantees image stabilization by torque motor and the gyrounit feedback of roll assembly.
Rotary transformer of the present utility model belongs to the non-contact measurement element, has improved reliability and the measuring precision of angle of photoelectric platform.The structural type that has adopted torque motor directly to drive, torque motor directly drives load, owing to do not have reducing gear, thus avoided the generation of backlash and backlash, be conducive to control system and improve bandwidth and precision.In addition, the motor of selecting for use can satisfy the use under the higher wind velocity condition fully in that big allowance is arranged aspect the moment index.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is front view of the present utility model.
Fig. 3 is rotation schematic representation of the present utility model.
Embodiment
For technical problem, technological scheme and advantage that embodiment of the present utility model will be solved is clearer, describe in detail below in conjunction with accompanying drawing.
As shown in Figure 1, the utility model is by visible light sensor 8, thermal infrared imager 9, framework, the pitching assembly, orientation assembly and roll assembly are formed, the orientation assembly is made up of rotary transformer 2 and torque motor 1, the pitching assembly is made up of rotary transformer 3 and torque motor 4, the rotary transformer 2 of pitching assembly and torque motor 1 vertically are installed in the both sides of framework respectively, the rotary transformer 1 of orientation assembly and torque motor 3 are installed in the bottom of framework respectively, thermal infrared imager 9 is installed on the framework, at thermal infrared imager one group of bearing of 9 outside suits and reserve mounting interface, visible light sensor 8 is installed in to be reserved on the mounting interface, framework inside is provided with and drives visible light sensor load at the mechanical part of roll direction rotation, described roll assembly is by another rotary transformer 7, another torque motor 6, gyrounit 5 is formed, another rotary transformer 7, another torque motor 6, gyrounit 5 is installed in respectively on the mechanical part of framework inside, and the roll assembly is the roll axle with the optical axis of thermal infrared imager 9.The device that the utility model is used all can be bought from market and obtain.
Pitching assembly of the present utility model, orientation assembly and roll assembly play steady picture effect in pitching, orientation, roll direction respectively.The utility model guarantees image stabilization by torque motor and the gyrounit feedback of roll assembly.
As Fig. 1, shown in shown in Figure 3, the outer ring of the torque motor 1 of orientation assembly and the pedestal of framework are connected, the inner ring of torque motor 1 is connected with the rotation seat of framework, realize 360 ° of azimuth rotation of rotation seat, framework guarantees rotary transformer 2 and torque motor 1 coaxial installation, one group of bearing that the top is installed guarantees that axial rotary does not have play, radially do not have and rock, the angle of rotary transformer 2 feedback framework rotations, simultaneously, gyrounit 5 is accurately measured optics load in real time at the actual angular speed of the orientation of inertial space sense of rotation, and carries out disturbance compensation by the control motor, finally offsets extraneous disturbance on azimuth rotation.
Pitching assembly connecting mode principle is identical, the rotary transformer 3 of pitching assembly and torque motor 4 vertically are installed on the both sides of framework respectively, and by two groups of bearings with the framework frame in the centre, torque motor 4 inner ring input torques, pass to running shaft by the end cap that is attached thereto, realize pitch rotation thereby drive framework, equally by rotary transformer 3 feedback pitching corners, gyrounit 5 is the feedback actual angular speed in real time, finally controls the motor compensating disturbance; In addition, on the side end cap that is connected with rotatingshaft limiting stopper is housed, installs limit switch on the rotating base additional, realize the mechanical position limitation of luffing angle.
The roll assembly is made up of rotary transformer 7, torque motor 6, gyrounit 5, optical sensor module is installed in thermal infrared imager one group of bearing of 9 outside suits and reserves on the mounting interface, the motion that can measure optics load by rotary transformer 7 and gyrounit 5, utilize the disturbance on the motor counteracting roll direction, thereby guarantee that the roll directional image is stable.
As shown in Figure 2, the 8th, visible light sensor, the 9th, thermal infrared imager.Stabilized platform is centered by the optical axis of thermal infrared imager, and visible light can move in 90 degree scopes.If on the roll direction disturbance is arranged, visible light also can move in moving range, keeps the stability of optical axis by control loop.
Can not be to the shortcoming of the steady picture of roll direction by overcome common stabilized platform with upper type, thus realize real three-axle steady platform.
Claims (2)
1. the stable photoelectric platform of novel band roll, by optical sensor, thermal infrared imager, framework, the pitching assembly, orientation assembly and roll assembly are formed, the orientation assembly, the pitching assembly is made up of rotary transformer and torque motor respectively, the rotary transformer of pitching assembly and torque motor are installed in the both sides of framework respectively, the rotary transformer of orientation assembly and torque motor are installed in the bottom of framework respectively, thermal infrared imager is installed on the framework, at the outside one group of bearing of suit of thermal infrared imager and reserve mounting interface, optical sensor is installed in to be reserved on the mounting interface, it is characterized in that: framework inside is provided with and drives optical sensor load at the mechanical part of roll direction rotation, described roll assembly is by another rotary transformer, another torque motor, gyrounit is formed, another rotary transformer, another torque motor, gyrounit is installed in respectively on the mechanical part of framework inside, and the roll assembly is the roll axle with the optical axis of thermal infrared imager.
2. the stable photoelectric platform of 1 described novel band roll as requested, it is characterized in that: described optical sensor is visible light or laser sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320054191 CN203147202U (en) | 2013-01-31 | 2013-01-31 | Novel photoelectric platform with roll stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320054191 CN203147202U (en) | 2013-01-31 | 2013-01-31 | Novel photoelectric platform with roll stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203147202U true CN203147202U (en) | 2013-08-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320054191 Expired - Lifetime CN203147202U (en) | 2013-01-31 | 2013-01-31 | Novel photoelectric platform with roll stability |
Country Status (1)
| Country | Link |
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| CN (1) | CN203147202U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674842A (en) * | 2013-12-20 | 2014-03-26 | 河北汉光重工有限责任公司 | Telemetering rotary table |
| CN104154173A (en) * | 2014-08-27 | 2014-11-19 | 武汉华中天勤光电系统有限公司 | Vibration reduction compensation device for inner ring and outer ring of photoelectric platform |
| CN104298249A (en) * | 2013-11-27 | 2015-01-21 | 中国航空工业集团公司洛阳电光设备研究所 | Over-roof prevention installation structure between photoelectric cabin and motion carrier |
| CN105425317A (en) * | 2015-11-09 | 2016-03-23 | 河南平原光电有限公司 | Airport FOD detection positioning photoelectric platform |
| CN105501454A (en) * | 2016-01-20 | 2016-04-20 | 北京锁定精密科技有限公司 | Mini-sized pod |
| CN106874533A (en) * | 2016-12-28 | 2017-06-20 | 西安应用光学研究所 | Optical bench sensor placement method for designing based on assembly layout optimization |
| CN109916436A (en) * | 2019-04-18 | 2019-06-21 | 成都易格机械有限责任公司 | A kind of photoelectric stable platform |
-
2013
- 2013-01-31 CN CN 201320054191 patent/CN203147202U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104298249A (en) * | 2013-11-27 | 2015-01-21 | 中国航空工业集团公司洛阳电光设备研究所 | Over-roof prevention installation structure between photoelectric cabin and motion carrier |
| CN103674842A (en) * | 2013-12-20 | 2014-03-26 | 河北汉光重工有限责任公司 | Telemetering rotary table |
| CN104154173A (en) * | 2014-08-27 | 2014-11-19 | 武汉华中天勤光电系统有限公司 | Vibration reduction compensation device for inner ring and outer ring of photoelectric platform |
| CN105425317A (en) * | 2015-11-09 | 2016-03-23 | 河南平原光电有限公司 | Airport FOD detection positioning photoelectric platform |
| CN105501454A (en) * | 2016-01-20 | 2016-04-20 | 北京锁定精密科技有限公司 | Mini-sized pod |
| CN106874533A (en) * | 2016-12-28 | 2017-06-20 | 西安应用光学研究所 | Optical bench sensor placement method for designing based on assembly layout optimization |
| CN106874533B (en) * | 2016-12-28 | 2020-05-15 | 西安应用光学研究所 | Optical bench sensor layout design method based on component layout optimization |
| CN109916436A (en) * | 2019-04-18 | 2019-06-21 | 成都易格机械有限责任公司 | A kind of photoelectric stable platform |
| CN109916436B (en) * | 2019-04-18 | 2023-12-19 | 成都易格机械有限责任公司 | Photoelectric stabilized platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130821 |
|
| CX01 | Expiry of patent term |