CN107037498A - New 360 ° of imaging and passive imaging detection devices and its implementation based on annular generator - Google Patents
New 360 ° of imaging and passive imaging detection devices and its implementation based on annular generator Download PDFInfo
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- CN107037498A CN107037498A CN201710179364.4A CN201710179364A CN107037498A CN 107037498 A CN107037498 A CN 107037498A CN 201710179364 A CN201710179364 A CN 201710179364A CN 107037498 A CN107037498 A CN 107037498A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
- G01V8/10—Detecting, e.g. by using light barriers
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Abstract
New 360 ° of imaging and passive imaging detection devices and its implementation based on annular generator, the imaging and passive imaging detection device includes the annular generator being made up of ring-shaped rotor and annular stator, it is connected in the speculum on annular generator rotor, the optical lens and imaging and passive imaging detector being fixed on speculum reflected light path, speculum reflexes to the picture of target on imaging and passive imaging detector, central management module reads the view data of passive detection device output, by coordinate transform, the final image data of target can be obtained, with the rotation of annular generator rotor, the function of 360 ° of imaging and passive imaging detections can be achieved;The program need not use slip ring that the detection of 360 ° of imaging and passive imagings can be achieved, simple in construction with low cost, it is easy to accomplish advantage.
Description
Technical field
The present invention relates to imaging and passive imaging field of detecting, and in particular to a kind of new 360 ° of imaging and passive imagings based on annular generator
Detection device and its implementation.
Background technology
360 ° of imaging and passive imaging Detection Techniques are in industrial security protection, and the field such as territorial protection has a very important role, at present
The passive graphics solution scanning imagery scheme that the sensor main of the type will be developed using HGH Infra Rouge System, the program makes
The transmission of energy and signal is realized with high-performance slip ring, but high-performance slip ring quality and volume ratio are larger, and also very price is held high
It is expensive, cause that 360 ° of imaging and passive imaging detection device prices are very high, structure is also extremely complex.
The content of the invention
In order to solve the problem of above-mentioned prior art is present, it is an object of the invention to provide a kind of based on annular generator
New 360 ° of imaging and passive imaging detection devices and its implementation, the program need not use slip ring that 360 ° of imaging and passive imagings can be achieved
Detection, it is simple in construction with low cost, it is easy to accomplish advantage.
In order to achieve the above object, the present invention is adopted the following technical scheme that:
A kind of new 360 ° of imaging and passive imaging detection devices based on annular generator, including annular generator rotor 3, annular generator
3 points of rotor is hollow cylindrical configuration and the hollow annular structure two parts stretched out along hollow tube-shape upper end, hollow tube-shape
Structure is passed through from the center of bearing 6, and is connected with the inner ring of bearing 6, and magnetic sheet 5 is inlaid with hollow annular structure base wall;Ring
Shape motor stator 2 is hollow disc-shape, and its inwall is connected with the outer shroud of bearing 6, and upper end is uniformly wrapped multiple coils 4, annular
Hollow annular structure of the end face of the wound around coil of motor stator 2 parallel to annular generator rotor 3;Speculum 1 is connected in annular electro
On machine rotor 3, and with the cyclic structure plane of annular generator rotor 3 into predetermined angle, and speculum is in the ring of annular generator rotor 3
View field on shape structural plan includes the hollow region of the hollow cylindrical configuration of annular generator rotor 3;
Passive image detector 10 is connected on central processing module 11, and the reception optical axis and annular of passive detection device 10
The rotation overlapping of axles of rotor 3;Optical lens 7 is fixed on the receiving light path of passive image detector 10, and receives optical axis
With the rotation overlapping of axles of annular generator rotor 3;Photoelectric code disk 8 is open circles ring-type, in the inside for being connected in annular generator rotor 3
On the outside of empty tube shape structural base, photoelectric code disk 8 can be rotated with the rotation of annular generator rotor 3, during optoelectronic switch 9 is fixed on
Entreat in processing module 11, and be connected with central processing module 11 by wire, and the rotation letter of photoelectric code disk 8 can be detected
Number, and central processing module 11 is sent the signal to, passive image detector 10 passes through wire and the phase of central processing module 11
Even, and the signal detected is passed into central processing module 11 to be post-processed;
The annular generator stator 2, annular generator rotor 3, bearing 6 and photoelectric code disk 9 are hollow structure, speculum 1
The picture of target can be reflexed on passive image detector 10 by the hollow structure;
The annular generator stator 13, annular generator rotor 14, annular bearing 15 and photoelectric code disk 9 are symmetrical structure,
And symmetry axis overlaps.
The speculum 1 and the cyclic structure plane of annular generator rotor 3 are into 45 degree of angles.
The method that described new 360 ° of imaging and passive imaging detection devices based on annular generator carry out imaging and passive imaging detection, bag
Include following steps:Step one:Central processing module 11 is powered by wire to the coil 4 on annular generator stator 2, and driving ring
Shape rotor 3 rotates;
Step 2:Annular generator rotor 3 is rotated, and band photoelectric code disk 8 is rotated, the rotation triggering optoelectronic switch 9 of photoelectric code disk 8
Pulse signal is generated, central management module 11 reads the pulse signal and measures the rotational angle of annular generator rotor 3;
Step 3:Central management module 11 is measured after the rotational angle of annular generator rotor 3, that is, is triggered and visited by motion video
The collection view data of device 10 is surveyed, and view data is sent to central management module 11;
Step 4:The view data that central management module 11 obtains passive image detector 10 is solved according to formula (1)
Calculation just obtains one group of detection image data;
In formula:
Some pixel is represented in passive image detector coordinate system xcocycOn coordinate,
Coordinate of the pixel on motor stator coordinate system xoy is represented, the coordinate value is namely finally resolved
Coordinate,
For transition matrix, if rotor turns clockwise,
The angle that θ is turned over by annular generator rotor;
Step 5:Annular generator rotor 3 constantly rotates, repeat step two to step 4, it is possible to obtain 360 ° of visual field models
Enclose interior passive detection view data.
Compared with prior art, the invention has the advantages that:Rotor and motor stator are designed to by patent of the present invention
Hollow structure, can be reflexed to target image on passive detection device using the structure reflecting mirror, by the coordinate change to image
The monitoring to target in the range of 360 ° can just be realized by changing, and the program avoids having used the slip ring in traditional scheme, so as to improve
The reliability and service life of system, while contributing to the quality and cost of reduction system.
Brief description of the drawings
Fig. 1 360 ° of imaging and passive imaging detection device structural representations of the present invention.
Fig. 2 annular generator diagrammatic cross-sections of the present invention.
Fig. 3 360 ° of imaging and passive imaging computation schematic diagrames of the present invention.
Embodiment
As shown in figure 1, a kind of new 360 ° of imaging and passive imaging detection devices based on annular generator of the present invention, including annular electro
Machine rotor 3,3 points of annular generator rotor is hollow cylindrical configuration and the hollow annular structure stretched out along hollow tube-shape upper end
Two parts, the center of hollow cylindrical configuration from bearing 6 is passed through, and is connected with the inner ring of bearing 6, in hollow annular structure base wall
It is inlaid with magnetic sheet 5;Annular generator stator 2 is hollow disc-shape, and its inwall is connected with the outer shroud of bearing 6, and upper end is uniformly wrapped
Multiple coils 4, the hollow annular structure of the end face of the wound around coil of annular generator stator 2 parallel to annular generator rotor 3;Speculum
1 is connected on annular generator rotor 3, and with the cyclic structure plane of annular generator rotor 3 into predetermined angle, and speculum is in ring
View field in the cyclic structure plane of shape rotor 3 includes the hollow region of the hollow cylindrical configuration of annular generator rotor 3;
Passive image detector 10 is connected on central processing module 11, and the reception optical axis and annular of passive detection device 10
The rotation overlapping of axles of rotor 3;Optical lens 7 is fixed on the receiving light path of passive image detector 10, and receives optical axis
With the rotation overlapping of axles of annular generator rotor 3;Photoelectric code disk 8 is open circles ring-type, in the inside for being connected in annular generator rotor 3
On the outside of empty tube shape structural base, photoelectric code disk 8 can be rotated with the rotation of annular generator rotor 3, during optoelectronic switch 9 is fixed on
Entreat in processing module 11, and be connected with central processing module 11 by wire, and the rotation letter of photoelectric code disk 8 can be detected
Number, and central processing module 11 is sent the signal to, passive image detector 10 passes through wire and the phase of central processing module 11
Even, and the signal detected is passed into central processing module 11 to be post-processed;
As shown in Fig. 2 the annular generator stator 2, annular generator rotor 3, bearing 6 and photoelectric code disk 9 are hollow knot
Structure, speculum 1 can be reflexed to the picture of target on passive image detector 10 by the hollow structure;The annular generator is determined
Son 13, annular generator rotor 14, annular bearing 15 and photoelectric code disk 9 are symmetrical structure, and symmetry axis overlaps.
As the preferred embodiment of the present invention, the speculum 1 is with the cyclic structure plane of annular generator rotor 3 into 45 degree
Angle, can so ensure that detector can detect the view data for the plane being parallel to each other with electric machine rotational axis.
The method that new 360 ° imaging and passive imaging detection device of the present invention based on annular generator carries out imaging and passive imaging detection, bag
Include following steps:
Step one:Central processing module 11 is powered by wire to the coil 4 on annular generator stator 2, and drives annular
Rotor 3 rotates;
Step 2:Annular generator rotor 3 is rotated, and band photoelectric code disk 8 is rotated, the rotation triggering optoelectronic switch 9 of photoelectric code disk 8
Pulse signal is generated, central management module 11 reads the pulse signal and measures the rotational angle of annular generator rotor 3;
Step 3:Central management module 11 is measured after the rotational angle of annular generator rotor 3, that is, is triggered and visited by motion video
The collection view data of device 10 is surveyed, and view data is sent to central management module 11;
Step 4:The view data that central management module 11 obtains passive image detector 10 is solved according to formula (1)
Calculation just obtains one group of detection image data;
In formula:
Some pixel is represented in passive image detector coordinate system xcocycOn coordinate,
Coordinate of the pixel on motor stator coordinate system xoy is represented, the coordinate value is namely finally resolved
Coordinate,
As shown in figure 3,
xcocycThe method of definition:ocFor electric machine rotational axis and the intersection point of detector plane, ocxC,
ocycAxle position is mutually perpendicular in detector plane, and is rotated around the rotary shaft of motor, the angular speed of rotation with
The angular speed of motor rotation is identical.
The method that xoy is defined:O is the intersection point of electric machine rotational axis and detector plane, ox,
Oy axle positions are mutually perpendicular in detector plane, and initial time ox and ocxcOverlap, oy and ocycOverlapping of axles,
But ox and oy is not rotated with the rotation of motor.
For transition matrix, if rotor turns clockwise,
The angle that θ is turned over by annular generator rotor;
Step 5:Annular generator rotor 3 constantly rotates, repeat step two to step 4, it is possible to obtain 360 ° of visual field models
Enclose interior passive detection view data.
Claims (3)
1. a kind of new 360 ° of imaging and passive imaging detection devices based on annular generator, it is characterised in that:Including annular generator rotor
(3), annular generator rotor (3) is divided into hollow cylindrical configuration and the hollow annular structure two stretched out along hollow tube-shape upper end
Part, hollow cylindrical configuration is passed through from the center of bearing (6), and is connected with the inner ring of bearing (6), hollow annular structure base wall
On be inlaid with magnetic sheet (5);Annular generator stator (2) is hollow disc-shape, and its inwall is connected with bearing (6) outer shroud, and upper end is uniform
Be wrapped multiple coils (4), the end face of annular generator stator (2) wound around coil is parallel to the hollow of annular generator rotor (3)
Cyclic structure;Speculum (1) is connected on annular generator rotor (3), and with annular generator rotor (3) cyclic structure plane into
Predetermined angle, and view field of the speculum in annular generator rotor (3) cyclic structure plane includes annular generator rotor (3)
The hollow region of hollow cylindrical configuration;
Passive image detector (10) is connected on central processing module (11), and the reception optical axis and ring of passive detection device (10)
The rotation overlapping of axles of shape rotor (3);Optical lens (7) is fixed on the receiving light path of passive image detector (10), and
Receive the rotation overlapping of axles of optical axis and annular generator rotor (3);Photoelectric code disk (8) is open circles ring-type, is connected in annular generator
On the outside of the inner hollow bottom part of tubular structure of rotor (3), photoelectric code disk (8) can turn with the rotation of annular generator rotor (3)
Dynamic, optoelectronic switch (9) is fixed on central processing module (11), and is connected with central processing module (11) by wire, and energy
The turn signal of photoelectric code disk (8) is enough detected, and sends the signal to central processing module (11), passive image detector
(10) it is connected by wire with central processing module (11), and the signal detected is passed into central processing module (11) and is carried out
Post processing;
The annular generator stator (2), annular generator rotor (3), bearing (6) and photoelectric code disk (9) are hollow structure, reflection
Mirror (1) can be reflexed to the picture of target on passive image detector (10) by the hollow structure;
The annular generator stator (13), annular generator rotor (14), annular bearing (15) and photoelectric code disk (9) are symmetrical junction
Structure, and symmetry axis overlaps.
2. new 360 ° of imaging and passive imaging detection devices according to claim 1 based on annular generator, it is characterised in that:Institute
Speculum (1) and annular generator rotor (3) cyclic structure plane are stated into 45 degree of angles.
3. new 360 ° of imaging and passive imaging detection devices based on annular generator described in claim 1 carry out imaging and passive imaging detection
Method, it is characterised in that:Comprise the following steps:
Step one:Central processing module (11) is powered by wire to the coil (4) on annular generator stator (2), and driving ring
Shape rotor (3) rotates;
Step 2:Annular generator rotor (3) is rotated, and band photoelectric code disk (8) is rotated, and the rotation triggering photoelectricity of photoelectric code disk (8) is opened
(9) generation pulse signal is closed, central management module (11) reads the pulse signal and measures the rotation of annular generator rotor (3)
Angle;
Step 3:Central management module (11) is measured after the rotational angle of annular generator rotor (3), that is, is triggered and visited by motion video
Device (10) collection view data is surveyed, and view data is sent to central management module (11);
Step 4:The view data that central management module (11) obtains passive image detector (10) is solved according to formula (1)
Calculation just obtains one group of detection image data;
In formula:
Some pixel is represented in passive image detector coordinate system xcocycOn coordinate,
Represent coordinate of the pixel on motor stator coordinate system xoy, the seat that the coordinate value is namely finally resolved
Mark,
For transition matrix, if rotor turns clockwise,
The angle that θ is turned over by annular generator rotor;
Step 5:Annular generator rotor (3) constantly rotates, repeat step two to step 4, it is possible to obtain 360 ° of field ranges
Interior passive detection view data.
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CN104124791A (en) * | 2014-07-24 | 2014-10-29 | 西安交通大学 | Momentum wheel based on annular motor |
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2017
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CN1179830A (en) * | 1995-03-28 | 1998-04-22 | 荷兰塞纳拉帕拉塔公司 | Arrangement for detection of targets |
JP2008046022A (en) * | 2006-08-17 | 2008-02-28 | Soatec Inc | Optical measurement method and optical measuring instrument |
JP2008191073A (en) * | 2007-02-07 | 2008-08-21 | Nsk Ltd | Resolver device |
CN101221351A (en) * | 2007-11-23 | 2008-07-16 | 浙江大学 | Panoramic scanning and imaging method and system based on colored CCD |
CN101551520A (en) * | 2009-05-14 | 2009-10-07 | 上海英雷红外水份系统科技有限公司 | Active type rotary flat mirror scanner |
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